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How VA Math Works
Understand why VA combined ratings use the whole-person theory instead of simple addition to calculate your final disability percentage.
Disability Guides
Plain-language guides to help you understand VA rating logic, evidence, DBQs, claim concepts, and condition-specific rating issues.
The most foundational concepts every veteran should know.
Featured
Understand why VA combined ratings use the whole-person theory instead of simple addition to calculate your final disability percentage.
Featured
Learn when the VA bilateral factor under 38 CFR 4.26 applies to your disabilities and how it can affect your final combined rating.
Featured
Understand the difference between a medical diagnosis, establishing service connection, and meeting the specific severity criteria for a VA disability rating.
Featured
Learn why 38 CFR Part 4 matters for VA disability rating guidance and how to find source-linked criteria.
Understand how VA math, the bilateral factor, and specific rating criteria affect decisions.
Rating Logic
Understand the VA pyramiding rule under 38 CFR 4.14, which prevents a veteran from being rated multiple times for the same disability or symptom.
Rating Logic
Master the specific non-combination rule in 38 CFR 4.114 governing digestive diagnostic codes, predominant disability picture, single step elevation, and anti-pyramiding.
Rating Logic
Learn how secondary service connection works, what medical evidence is required, and how secondary conditions are rated.
Rating Logic
Understand why VA combined ratings use the whole-person theory instead of simple addition to calculate your final disability percentage.
Rating Logic
Learn when the VA bilateral factor under 38 CFR 4.26 applies to your disabilities and how it can affect your final combined rating.
Rating Logic
Learn why 38 CFR Part 4 matters for VA disability rating guidance and how to find source-linked criteria.
Rating Logic
Understand how VA disability rating criteria use symptoms, measurements, severity levels, and documentation to organize rating guidance.
Rating Logic
Learn how VA disability rating criteria evaluate medical facts, documented symptoms, and clinical findings under published CFR standards.
Rating Logic
Learn how 38 CFR 4.59 and DeLuca v. Brown grant at least a 10% VA disability rating for joint pain during active motion, even with normal range of motion.
Rating Logic
Understand how the VA evaluates functional loss under 38 CFR 4.40 and 4.45 based on weakness, fatigue, flare-ups, and incoordination.
Rating Logic
Learn how the VA evaluates joint ankylosis under 38 CFR 4.71a across the spine, hip, knee, ankle, shoulder, and wrist based on fusion angles.
Rating Logic
Learn how shoulder disabilities can cause secondary conditions such as cervical spine strain, opposite shoulder overuse, and nerve radiculopathy under 38 CFR 3.310.
Rating Logic
Learn how the landmark Saunders v. Wilkie ruling allows pain to qualify as a VA disability when it impairs earning capacity, even without diagnosed pathology.
Rating Logic
Understand how 38 CFR 4.14 anti-pyramiding rules prevent double-counting when claiming both orthopedic joint pain and psychiatric pain disorders.
Rating Logic
Learn how the VA interprets Pulmonary Function Tests (FEV-1, FVC, and DLCO) to assign disability ratings from 10% to 100% under 38 CFR 4.97.
Rating Logic
Explore common secondary service connection claims linked to hip conditions, including back pain, knee osteoarthritis, radiculopathy, and depression.
Rating Logic
Learn how the VA defines and rates functional loss of use of hands, feet, and sensory organs under 38 CFR 3.350 and why 100% schedular ratings do not automatically qualify.
Rating Logic
Learn how metabolic equivalents of task (METs) determine VA disability ratings for heart conditions under 38 CFR 4.100 and the General Rating Formula.
Rating Logic
Understand VA disability ratings for heart surgery including bypass (DC 7017), valve replacement (DC 7016), pacemakers (DC 7018), and transplants (DC 7019).
Rating Logic
Learn how the VA evaluates dermatological disorders using the General Rating Formula for the Skin based on surface area or systemic immunosuppressive medication.
Rating Logic
Understand how the VA distinguishes between paralysis (85xx), neuritis (86xx), and neuralgia (87xx) in 38 CFR 4.124a and how rating ceilings apply.
Rating Logic
Learn why the VA does not combine respiratory conditions under 38 CFR 4.96(a), and how predominant ratings and rating elevations work.
What evidence matters most, from DBQs to nexus letters and personal statements.
Evidence & DBQs
Learn which types of documented facts may help clarify VA disability rating guidance and support a claim.
Evidence & DBQs
A VA DBQ, or Disability Benefits Questionnaire, is the form your C&P examiner completes. See what it covers and how it shapes your rating decision.
Evidence & DBQs
A VA nexus letter, sometimes called a nexus statement, is medical evidence connecting a diagnosis to military service under a specific legal standard.
Evidence & DBQs
A VA buddy statement is a written account from someone who personally witnessed a veteran's condition or an in-service event, submitted as lay evidence using VA Form 21-10210.
Evidence & DBQs
A VA personal statement is the veteran's own written account of their symptoms and how a condition affects daily life, submitted as lay evidence on the same form used for buddy statements.
Evidence & DBQs
Learn how to prepare for a VA Compensation and Pension (C&P) exam, how examiners measure disabilities using DBQs, and common mistakes to avoid.
Evidence & DBQs
Learn what questions examiners ask during a VA PTSD C&P exam, how stressors are verified, and how examiners assess occupational and social impairment.
Evidence & DBQs
Understand how VA raters evaluate the Mental Health DBQ, how Section III occupational impairment boxes match rating tiers, and how symptoms are analyzed.
Evidence & DBQs
Understand the required medical and service evidence for VA PTSD claims, including stressor corroboration under 38 CFR 3.304(f) and lay statements.
Evidence & DBQs
Learn how examiners test back range of motion using a goniometer, how pain onset is documented, and how DeLuca flare-up factors affect ratings.
Evidence & DBQs
Understand how VA raters read the Thoracolumbar Spine DBQ, how flexion degrees map to rating tiers, and how IVDS incapacitating episodes are scored.
Evidence & DBQs
Understand the medical evidence required for VA sleep apnea claims, including polysomnography requirements, CPAP medical necessity, and DBQs.
Evidence & DBQs
Learn the essential medical and lay evidence needed for a 50% VA migraine rating under DC 8100, including headache logs and economic inadaptability proof.
Evidence & DBQs
Learn the medical evidence required under the VA's revised 2024 GERD rating criteria (DC 7206), including endoscopy proof, esophageal stricture, and DBQs.
Evidence & DBQs
Learn how examiners test knee range of motion, how instability is graded, and how to qualify for multiple separate ratings on the same knee.
Evidence & DBQs
Understand the medical evidence required for a VA hypertension rating under DC 7101, including three-day blood pressure readings and DBQ rules.
Evidence & DBQs
Master the evidence required for a successful VA TDIU individual unemployability claim, including Form 21-8940, employer statements, and vocational proof.
Evidence & DBQs
Learn what happens during a VA shoulder C&P exam, including goniometer measurements, painful motion, repetitive testing, and functional loss.
Evidence & DBQs
Learn the medical records, physical therapy range of motion logs, MRI findings, and nexus statements needed to support a VA shoulder disability claim.
Evidence & DBQs
Learn how to document chronic pain claims for VA disability, including functional loss evidence under 38 CFR 4.10, pain logs, and medical nexus letters.
Evidence & DBQs
Prepare for your VA respiratory C&P exam. Learn what examiners test on the Respiratory DBQ, mandatory spirometry procedures, and essential medical evidence.
Evidence & DBQs
Prepare for a VA hip and thigh C&P exam. Learn how examiners use the DBQ, measure range of motion with a goniometer, and assess functional loss under 38 CFR.
Evidence & DBQs
Discover the medical evidence needed to win a VA disability claim for hip or pelvis conditions, including imaging, goniometric ROM, and nexus letters.
Evidence & DBQs
A comprehensive guide to documenting VA Aid and Attendance claims under 38 CFR 3.352 using VA Form 21-2680, caregiver logs, and physician statements.
Evidence & DBQs
Learn what to expect during a VA hand and finger C&P examination, how examiners measure digit range of motion and palm gaps, and DBQ evaluation rules.
Evidence & DBQs
Discover the medical evidence, operative reports, goniometer measurements, and nexus documentation required to establish VA disability ratings for hand conditions.
Evidence & DBQs
Learn what medical evidence, podiatry records, conservative treatment histories, and DBQ findings are needed for VA plantar fasciitis and flatfoot claims.
Evidence & DBQs
Prepare for your VA foot and ankle C&P exam with this complete guide to Foot and Ankle DBQs, goniometer range of motion, and functional loss standards.
Evidence & DBQs
Prepare for your VA heart condition C&P exam with our guide to the VA Heart Conditions Disability Benefits Questionnaire and 38 CFR 4.104 rules.
Evidence & DBQs
Prepare for your vestibular and ear C&P exam with our guide to the official VA Ear Conditions DBQ, clinical testing, and rating rules.
Evidence & DBQs
Understand the VA Intestinal Conditions Disability Benefits Questionnaire (DBQ), C&P examination requirements, symptom diaries, and medical documentation for IBS claims.
Evidence & DBQs
Navigate the VA Esophageal Disorders Disability Benefits Questionnaire (DBQ), clinical evaluation domains, barium swallow, endoscopy, and objective documentation.
Evidence & DBQs
Understand the VA Eye Conditions Disability Benefits Questionnaire (DBQ), best-corrected Snellen acuity, Goldmann perimetry, diplopia, and incapacitating episodes.
Evidence & DBQs
Understand how VA C&P examiners evaluate kidney dysfunction, voiding disorders, and male reproductive conditions using official Disability Benefits Questionnaires.
Evidence & DBQs
Understand how VA examiners evaluate scars, disfigurement, and chronic skin diseases using official Disability Benefits Questionnaires.
Evidence & DBQs
Understand how VA examiners evaluate radiculopathy, peripheral neuropathy, and nerve injuries using the Peripheral Nerves Conditions Disability Benefits Questionnaire.
How specific conditions and their secondary linkages are rated under the CFR.
Condition Rating Guides
Learn how the VA evaluates mental health conditions under 38 CFR 4.130, including PTSD, anxiety, and depression, using the General Rating Formula.
Condition Rating Guides
Understand the published thoracolumbar spine findings that usually separate 20% and 40% back guidance under 38 CFR 4.71a.
Secondary Conditions
VA has no standalone code for insomnia. Where secondary service connection is established, it is evaluated under the Mental Disorders formula.
Condition Rating Guides
Explain how VA evaluates migraines using frequency, severity, prostrating attacks, and economic impact.
Condition Rating Guides
Explain the rating significance of "prostrating" migraine attacks and why documentation matters.
Condition Rating Guides
Explain how VA generally evaluates radiculopathy as nerve impairment, often secondary to spine conditions.
Condition Rating Guides
Explain when VA may evaluate spine limitations and radiculopathy symptoms separately, avoiding any implication that separate ratings are automatic.
Condition Rating Guides
Understand how the VA evaluates GERD under 38 CFR 4.114, Diagnostic Code 7206, based on esophageal stricture, dysphagia, dilatation frequency, and health impact.
Condition Rating Guides
Learn how the VA evaluates recurrent subjective tinnitus under 38 CFR 4.87 (DC 6260) using a flat 10 percent rating.
Condition Rating Guides
Learn how the VA evaluates Sleep Apnea Syndromes (OSA) under 38 CFR 4.97 (DC 6847) based on CPAP requirements and hypersomnolence.
Condition Rating Guides
Learn how VA rates thoracolumbar back pain under 38 CFR 4.71a based on forward flexion range of motion, flare-ups, and IVDS incapacitating episodes.
Condition Rating Guides
Learn how the VA evaluates knee conditions under 38 CFR 4.71a across multiple separate pathways: flexion, extension, instability, and meniscus tears.
Condition Rating Guides
Learn how the VA rates shoulder conditions under 38 CFR 4.71a (DC 5201-5203) based on flexion, abduction, dominant arm, and painful motion.
Condition Rating Guides
Learn how the VA evaluates bronchial asthma under 38 CFR 4.97 (DC 6602) using spirometric pulmonary function tests (FEV-1) and required inhaler therapies.
Condition Rating Guides
Learn how the VA evaluates allergic rhinitis under 38 CFR 4.97 (DC 6522) based on nasal passage blockage, polyps, and PACT Act presumptions.
Condition Rating Guides
Understand how the VA rates chronic sinusitis under 38 CFR 4.97 based on annual incapacitating episodes, antibiotic treatments, and radical surgery.
Condition Rating Guides
Learn how the VA evaluates Chronic Obstructive Pulmonary Disease under 38 CFR 4.97 (DC 6604) using FEV-1, DLCO, and oxygen therapy requirements.
Condition Rating Guides
Learn how the VA evaluates PTSD under 38 CFR 4.130 (DC 9411) based on occupational and social impairment tiers from 0% to 100% and verified stressors.
Condition Rating Guides
Learn how the VA evaluates Major Depressive Disorder under 38 CFR 4.130 (DC 9434), including secondary service connection to chronic pain and physical injury.
Condition Rating Guides
Learn how the VA rates generalized anxiety disorder and panic disorder under 38 CFR 4.130 (DC 9400/9413) based on panic frequency and functional impairment.
Condition Rating Guides
Learn how the VA evaluates Traumatic Brain Injury under 38 CFR 4.124a (DC 8045) across 10 distinct cognitive facets and coordinates ratings with PTSD.
Condition Rating Guides
Learn how the VA evaluates neck pain and cervical spine conditions under 38 CFR 4.71a using forward flexion, ankylosis, and nerve involvement.
Condition Rating Guides
Understand how the VA rates hip and thigh conditions under 38 CFR 4.71a based on limited flexion, extension, thigh impairment, and joint replacement.
Condition Rating Guides
Learn how the VA evaluates ankle pain, limited motion, and joint instability under 38 CFR 4.71a using Diagnostic Codes 5270 through 5274.
Condition Rating Guides
Understand how the VA evaluates plantar fasciitis under 38 CFR 4.71a (DC 5269) based on conservative care, surgical treatment, and bilateral symptoms.
Condition Rating Guides
Learn how the VA evaluates flatfoot (pes planus) under 38 CFR 4.71a (DC 5276) across mild, moderate, severe, and pronounced deformity tiers.
Condition Rating Guides
Learn how the VA evaluates hypertension under 38 CFR 4.104 (DC 7101) based on diastolic readings, systolic readings, and continuous medication.
Condition Rating Guides
Understand how the VA rates diabetes mellitus under 38 CFR 4.119 (DC 7913) using dietary restrictions, oral medications, insulin, and activity limits.
Condition Rating Guides
Learn how the VA evaluates hearing impairment under 38 CFR 4.85 (DC 6100) using puretone audiometry thresholds, CNC speech discrimination, and Table VII.
Condition Rating Guides
Understand how the VA rates Irritable Bowel Syndrome under 38 CFR 4.114 (DC 7319) based on abdominal pain frequency and bowel disturbance symptoms.
Condition Rating Guides
Learn how the VA evaluates scars under 38 CFR 4.118 based on facial disfigurement, surface area, tissue loss, and painful or unstable characteristics.
Condition Rating Guides
Learn how the VA evaluates sciatica and sciatic nerve paralysis under 38 CFR 4.124a (DC 8520) across mild, moderate, and severe paralysis tiers.
Condition Rating Guides
Understand how the VA evaluates carpal tunnel syndrome under 38 CFR 4.124a (DC 8515) based on median nerve paralysis, dexterity loss, and hand dominance.
Condition Rating Guides
Learn how the VA evaluates erectile dysfunction under 38 CFR 4.115b (DC 7522), Special Monthly Compensation (SMC-K), and common secondary claims.
Condition Rating Guides
Understand how the VA evaluates urinary incontinence and voiding dysfunction under 38 CFR 4.115a based on pad changes, frequency, and nocturia.
Condition Rating Guides
Learn how the VA evaluates kidney stones (nephrolithiasis) under 38 CFR 4.115b (DC 7508) based on colic attacks, diet restrictions, and surgery.
Condition Rating Guides
Understand how the VA evaluates inguinal, ventral, and hiatal hernias under 38 CFR 4.114 based on reducibility, truss support, and reflux symptoms.
Condition Rating Guides
Learn how the VA evaluates fibromyalgia under 38 CFR 4.71a (DC 5025) based on widespread pain, tender points, continuous medication, and stress triggers.
Condition Rating Guides
Understand how the VA rates Chronic Fatigue Syndrome under 38 CFR 4.88b (DC 6354) based on routine daily activity restriction and prescribed bed rest.
Condition Rating Guides
Learn how the VA evaluates degenerative osteoarthritis (DC 5003) and rheumatoid arthritis (DC 5002) under 38 CFR 4.71a based on X-rays and flare-ups.
Condition Rating Guides
Understand how the VA evaluates elbow and forearm conditions under 38 CFR 4.71a based on flexion, extension, pronation, supination, and arm dominance.
Condition Rating Guides
Learn how the VA evaluates wrist pain and limited motion under 38 CFR 4.71a (DC 5214-5215) using dorsiflexion, palmar flexion, and hand dominance.
Condition Rating Guides
Understand how the VA evaluates epilepsy and seizure disorders under 38 CFR 4.124a based on major versus minor seizure frequency and continuous medication.
Condition Rating Guides
Learn how the VA rates vertigo, dizziness, and Meniere's disease under 38 CFR 4.87, Diagnostic Codes 6204 and 6205, staggering gait, and pyramiding rules.
Condition Rating Guides
Learn how the VA rates temporomandibular joint disorder (TMJ/TMD) and bruxism under 38 CFR 4.150, Diagnostic Code 9905, lateral motion loss, and PTSD secondary claims.
Condition Rating Guides
Learn how the VA rates benign prostatic hypertrophy (BPH) and prostate cancer under 38 CFR 4.115a and 4.115b, temporary 100% rules, residuals, and SMC-K.
Condition Rating Guides
Learn how the VA evaluates vision loss and eye diseases under 38 CFR 4.79, central visual acuity, visual field contraction, cataracts, and glaucoma ratings.
Condition Rating Guides
Understand how the VA rates non-migraine headaches under 38 CFR 4.124a, Diagnostic Code 8100 by analogy, prostrating attack criteria, and secondary claims.
Condition Rating Guides
Learn how the VA rates peripheral neuropathy under 38 CFR 4.124a, paralysis vs neuritis vs neuralgia, bilateral factors, and diabetic secondary claims.
Condition Rating Guides
Learn how the VA evaluates secondary conditions claimed with PTSD, including sleep apnea, migraines, and digestive disorders under 38 CFR 3.310 rules.
Condition Rating Guides
Explore how the VA differentiates traumatic brain injury (TBI) from PTSD symptoms, prevents pyramiding under 38 CFR 4.14, and assigns separate ratings.
Condition Rating Guides
Compare how the VA evaluates spinal radiculopathy versus peripheral neuropathy, distinct diagnostic codes, and bilateral factor rules.
Condition Rating Guides
Learn the evidentiary rules for claiming sleep apnea secondary to PTSD, including intermediate step obesity, medication effects, and nexus standards.
Condition Rating Guides
Discover common secondary connections between migraines and other conditions, including tinnitus, neck pathology, and PTSD under 38 CFR 3.310.
Condition Rating Guides
Compare how the VA evaluates GERD versus IBS, separate rating rules under 38 CFR 4.114, and how to avoid digestive pyramiding denials.
Condition Rating Guides
Understand how the VA rates tinnitus versus hearing loss, audiogram speech discrimination tests, and how to claim both conditions together.
Condition Rating Guides
Explore secondary conditions linked to service-connected tinnitus, including anxiety, depression, insomnia, and migraines under 38 CFR 3.310.
Condition Rating Guides
Learn the medical evidence required for claiming conditions secondary to diabetes under 38 CFR 3.310, including neuropathy, vision, and renal disease.
Condition Rating Guides
Compare how the VA rates rotator cuff tears, subacromial impingement, and adhesive capsulitis based on range of motion and joint ankylosis.
Condition Rating Guides
Learn how the VA rates shoulder instability, recurrent dislocations, labral tears, and humerus impairment under 38 CFR 4.71a (DC 5202).
Condition Rating Guides
Compare how the VA differentiates physical orthopedic pain from Somatic Symptom Disorder with predominant pain under Diagnostic Code 9421.
Condition Rating Guides
Learn how the VA rates Somatic Symptom Disorder under Diagnostic Code 9421 using the General Rating Formula for Mental Disorders (38 CFR 4.130).
Condition Rating Guides
Compare how the VA evaluates asthma (DC 6602) versus COPD (DC 6604), anti-pyramiding rules under 38 CFR 4.14, and medication versus spirometry criteria.
Condition Rating Guides
Learn how to claim both chronic sinusitis (DC 6510-6514) and allergic rhinitis (DC 6522) for separate VA disability ratings without pyramiding.
Condition Rating Guides
Understand VA disability ratings for total hip replacement and hip resurfacing under 38 CFR 4.71a, DC 5054, including temporary 100% and residual ratings.
Condition Rating Guides
Learn how the VA rates hip range of motion under 38 CFR 4.71a using Diagnostic Codes 5251, 5252, and 5253 for extension, flexion, and thigh impairment.
Condition Rating Guides
Understand how the VA rates hip ankylosis under DC 5250 and flail joint of the hip under DC 5254, including favorable, intermediate, and unfavorable positions.
Condition Rating Guides
Learn how the VA rates femur fractures, nonunion, false joints, and malunion under 38 CFR 4.71a, DC 5255, and distinguishes bone shortening under DC 5275.
Condition Rating Guides
Understand how the VA evaluates sacroiliac (SI) joint dysfunction, pelvic pain, and pelvic fractures using analogous ratings under 38 CFR Part 4.
Condition Rating Guides
Understand VA disability ratings for hand and finger impairments under 38 CFR 4.71a, DC 5216 through 5230, including ankylosis, limitation of motion, and hand dominance.
CFR Schedule Comparison
Compare VA disability rating rules for finger ankylosis versus limitation of motion under 38 CFR 4.71a, diagnostic codes, and rating notes.
Condition Rating Guides
Learn how the VA evaluates thumb disabilities under 38 CFR 4.71a, including DC 5224 ankylosis, DC 5228 motion gap measurements, and DC 5152 amputation.
Condition Rating Guides
Explore VA disability ratings for hand and finger amputations under 38 CFR 4.71a, DC 5125 through 5156, loss of use, and Special Monthly Compensation rules.
CFR Schedule Comparison
Compare VA disability rating criteria for plantar fasciitis (DC 5269) and flatfoot / pes planus (DC 5276), anti-pyramiding rules, and separate rating requirements.
Condition Rating Guides
Learn how the VA rates coronary artery disease (CAD) under 38 CFR 4.104 DC 7005 using the General Rating Formula for Diseases of the Heart.
Condition Rating Guides
Understand how the VA rates heart attacks under 38 CFR 4.104 DC 7006, including the 100% evaluation during and for three months following infarction.
Condition Rating Guides
Learn how the VA rates heart rhythm disorders including SVT (DC 7010), ventricular arrhythmias (DC 7011), and AV block (DC 7015).
Condition Rating Guides
Learn how the VA rates peripheral arterial disease under 38 CFR 4.104 DC 7114 using objective ankle-brachial index (ABI) and vascular pressure testing.
Condition Rating Guides
Understand how the VA evaluates varicose veins and post-phlebitic syndrome under 38 CFR 4.104 using edema, pigmentation, and ulceration criteria.
Condition Rating Guides
Learn how the VA rates peripheral vestibular disorders under 38 CFR 4.87, Diagnostic Code 6204, objective balance findings, and staggering criteria.
Condition Rating Guides
Compare VA disability ratings for vertigo under DC 6204 and Meniere's disease under DC 6205, rating criteria, and anti-pyramiding alternatives.
Condition Rating Guides
Understand how the VA rates Meniere's disease under 38 CFR 4.87 (DC 6205), vertigo attack frequency tiers, cerebellar gait, and anti-pyramiding rules.
Condition Rating Guides
Learn how the VA rates complete loss of smell (anosmia) and taste (ageusia) under 38 CFR 4.87a, DC 6275 and 6276, and anatomical basis requirements.
Condition Rating Guides
Learn how the VA evaluates Irritable Bowel Syndrome under 38 CFR 4.114 (DC 7319) using 3-month lookback pain frequency and two-of-six associated features.
Condition Rating Guides
Detailed analysis of post-May-19-2024 VA rating criteria for GERD under 38 CFR 4.114 (DC 7206), stricture definitions, dysphagia, and dilatation frequency.
Condition Rating Guides
Understand the critical distinction between a clinical diagnosis of GERD and the schedular compensable rating criteria under DC 7206 and DC 7203.
Condition Rating Guides
Learn how the VA rates Crohn's disease, ulcerative colitis, and inflammatory bowel disease under 38 CFR 4.114 (DC 7326), treatment modalities, and toxicity criteria.
Condition Rating Guides
Learn how the VA evaluates central visual acuity loss under 38 CFR 4.75-4.77, Diagnostic Codes 6061-6066 paired-eye tables, and the single-eye 20/40 rule.
Condition Rating Guides
Detailed analysis of VA peripheral vision loss ratings under 38 CFR 4.76, DC 6080 concentric contraction degrees, hemianopsia, and DC 6081 scotoma rules.
Condition Rating Guides
Understand how the VA rates double vision and extraocular muscle paralysis under 38 CFR 4.78 and DC 6090, quadrant weights, and visual acuity conversion.
Condition Rating Guides
Detailed analysis of VA glaucoma ratings under 38 CFR 4.79, DC 6012 open-angle, DC 6013 angle-closure, continuous medication floor, and field loss.
Condition Rating Guides
Learn how the VA rates urinary frequency, daytime voiding intervals, nocturia, and urinary incontinence pad counts under 38 CFR 4.115a, and how pyramiding rules apply.
Condition Rating Guides
Learn how VA evaluates Chronic Kidney Disease (CKD), renal dysfunction, eGFR lab ranges, dialysis, and kidney transplants under 38 CFR 4.115a and Diagnostic Codes 7502 and 7512.
Condition Rating Guides
Understand how the VA rates kidney stones under 38 CFR 4.115b, Diagnostic Code 7508, invasive treatments like lithotripsy, and higher evaluations under renal scales.
Condition Rating Guides
Learn how the VA rates erectile dysfunction under 38 CFR 4.115b, Diagnostic Code 7522, and how veterans qualify for monthly Special Monthly Compensation (SMC-K) for loss of use of a creative organ.
Condition Rating Guides
Learn how the VA rates painful and unstable scars under 38 CFR 4.118, Diagnostic Code 7804, and how ratings are awarded in addition to disfigurement.
Condition Rating Guides
Learn how the VA evaluates psoriasis, atopic dermatitis, and eczema under Diagnostic Codes 7806 and 7816, and how biologic medications trigger a 60% rating.
Condition Rating Guides
Understand how the VA rates chronic urticaria and hives under 38 CFR 4.118, Diagnostic Code 7825, including daily attacks, systemic medications, and toxic exposure links.
Condition Rating Guides
Learn how the VA rates upper extremity peripheral nerves under 38 CFR 4.124a, including median, ulnar, and radial nerves, and the major vs minor arm rule.
Condition Rating Guides
Learn how the VA evaluates lower extremity nerves under 38 CFR 4.124a, including the sciatic nerve, common peroneal nerve foot drop, and femoral nerve.
Condition Rating Guides
Learn how the VA evaluates diabetic peripheral neuropathy secondary to diabetes mellitus, including glove-and-stocking distribution and the Bilateral Factor.
Condition Rating Guides
Learn how the VA evaluates restrictive lung disease, chest wall deformities, and diaphragmatic paralysis under 38 CFR 4.97 based on Forced Vital Capacity.
Condition Rating Guides
Learn how the VA evaluates pulmonary fibrosis, asbestosis, silicosis, and interstitial lung disease under Diagnostic Code 6838, DLCO metrics, and PACT Act presumptions.
Condition Rating Guides
Understand how the VA evaluates lung cancer, bronchial tumors, and respiratory neoplasms under Diagnostic Code 6819, temporary 100% rules, and PACT Act presumptions.
Condition Rating Guides
Learn how the VA evaluates pulmonary tuberculosis under Diagnostic Codes 6701-6732, active 100% rules, and statutory inactive protection floors.
Navigating reductions, PACT Act presumptions, and what benefits change at each rating tier.
Claim Process & Benefits
Learn what the VA M21-1 Adjudication Procedures Manual is, how VA personnel use it to develop claims, how it differs from binding 38 CFR regulations, and why it matters.
Claim Process & Benefits
Understand the difference between a medical diagnosis, establishing service connection, and meeting the specific severity criteria for a VA disability rating.
Claim Process & Benefits
Received a VA proposed rating reduction? Learn the critical 30-day hearing deadline to preserve benefits, 60-day evidence window, and 5-, 10-, and 20-year rating protection rules under 38 CFR 3.105(e).
Claim Process & Benefits
See which federal benefits are tied to specific rating thresholds, from health care priority groups to education and VR&E programs.
Claim Process & Benefits
A 100% VA disability rating, even Permanent and Total, does not automatically qualify you for Social Security Disability. See how the two programs actually connect.
Claim Process & Benefits
The PACT Act expanded presumptive service connection for toxic exposures. Learn how presumptions work and how conditions are rated.
Claim Process & Benefits
Learn how VA TDIU pays at the 100% disability rate under 38 CFR 4.16 for veterans unable to maintain substantially gainful employment.
Claim Process & Benefits
Understand VA Special Monthly Compensation (SMC-K) under 38 CFR 3.350 for loss of use of a creative organ, extremity, eye, or severe hearing loss.
Claim Process & Benefits
Learn how the VA awards Special Monthly Compensation (SMC), statutory housebound SMC-S, loss of use SMC-K, and Aid & Attendance SMC-L.
Claim Process & Benefits
Learn how VA presumptive service connection works, the difference between exposure and disease presumptions, and required medical evidence.
Claim Process & Benefits
Explore the complete list of Agent Orange presumptive conditions under 38 CFR 3.309(e), qualifying military service locations, and PACT Act expansions.
Claim Process & Benefits
Learn how 38 CFR 3.317 grants presumptive service connection for Gulf War veterans with undiagnosed illnesses, chronic fatigue, fibromyalgia, and functional GI disorders.
Claim Process & Benefits
Learn the 8 presumptive conditions for VA disability compensation linked to contaminated water at Camp Lejeune under 38 CFR 3.309(f).
Claim Process & Benefits
Learn how the VA awards presumptive service connection for radiation-exposed veterans under 38 CFR 3.309(d) and dose reconstruction claims under 38 CFR 3.311.
Claim Process & Benefits
Explore the complete list of respiratory conditions presumptively service-connected under the PACT Act (38 CFR 3.320) from burn pit and particulate exposure.
Claim Process & Benefits
Understand the statutory criteria for VA Special Monthly Compensation Level L under 38 CFR 3.350(b) and 3.352(a), including aid and attendance and bedridden rules.
Claim Process & Benefits
Understand VA Special Monthly Compensation Levels M, N, and O under 38 CFR 3.350, evaluating severe multi-extremity loss, bilateral blindness, and combined awards.
Claim Process & Benefits
Discover how the VA calculates intermediate and next-higher Special Monthly Compensation rates under 38 U.S.C. 1114(p) and 38 CFR 3.350(f).
Claim Process & Benefits
Understand the strict statutory threshold for SMC-R1 and daily skilled in-home healthcare requirements for SMC-R2 under 38 CFR 3.350(h) and 3.352(b).
Claim Process & Benefits
Learn the statutory criteria for Special Monthly Compensation Level T (SMC-T) for veterans with traumatic brain injury needing aid and attendance.
Claim Process & Benefits
Compare VA Special Monthly Compensation tiers from SMC-K and SMC-S through SMC-L, M, N, O, P, R, and T, understanding qualifying bases and rate structures.
Keep going
Explore a percentage or understand the evidence context around a claim.
Understand the whole-person method, final rounding, and bilateral limits, then calculate how percentages combine.
Open VA Math guideUnderstand common evidence categories and what they can clarify without treating them as a checklist.
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