DC 6313Infectious Diseases38 CFR § 4.88bLast verified: APR 22, 2026

Avitaminosis

Avitaminosis is rated under 38 CFR 38 CFR § 4.88b, Diagnostic Code 6313, from 10% to 100% based on the frequency and functional severity of symptoms. The maximum 100% rating requires: Marked mental changes, moist dermatitis, inability to retain adequate nourishment, exhaustion, and cachexia. Most claims establish the 10% or 20% rating before reaching the top tier.

Rating schedule — DC 6313 at a glance

Minimum rating
10%

Lowest schedular rating available

Maximum rating
100%

Full schedular disability

Rating tiers
5

10%, 20%, 40%, 60%, 100%

CFR section
38 CFR § 4.88b

Part 4 rating schedule

Body system
Infectious Diseases
Secondary conditions
0

None mapped

What are the VA rating criteria for Avitaminosis?

10%Disability Rating

Confirmed diagnosis with nonspecific symptoms such as: decreased appetite, weight loss, abdominal discomfort, weakness, inability to concentrate and irritability

20%Disability Rating

With stomatitis, or achlorhydria, or diarrhea

40%Disability Rating

With stomatitis, diarrhea, and symmetrical dermatitis

60%Disability Rating

With all of the symptoms listed below, plus mental symptoms and impaired bodily vigor

100%Disability Rating

Marked mental changes, moist dermatitis, inability to retain adequate nourishment, exhaustion, and cachexia

With stomatitis, diarrhea, and symmetrical dermatitis

Common Questions About Avitaminosis VA Ratings

What is the VA rating range for Avitaminosis?

The VA rates Avitaminosis under Diagnostic Code 6313 at 10%, 20%, 40%, 60%, 100%. The minimum 10% rating requires: Confirmed diagnosis with nonspecific symptoms such as: decreased appetite, weight loss, abdominal discomfort, weakness, inability to concentrate and irritability. The maximum 100% rating requires: Marked mental changes, moist dermatitis, inability to retain adequate nourishment, exhaustion, and cachexia.

Which 38 CFR diagnostic code does the VA use for Avitaminosis?

The VA rates Avitaminosis under Diagnostic Code (DC) 6313, governed by 38 CFR 38 CFR § 4.88b. The diagnostic code establishes the specific rating tiers and severity criteria the VA examiner applies.

What is the difference between a 10% and a 100% rating for Avitaminosis?

A 10% rating requires: Confirmed diagnosis with nonspecific symptoms such as: decreased appetite, weight loss, abdominal discomfort, weakness, inability to concentrate and irritability. A 100% rating requires: Marked mental changes, moist dermatitis, inability to retain adequate nourishment, exhaustion, and cachexia. The difference typically reflects the frequency, severity, or functional impact of the condition as documented in medical records and C&P examination findings.

Can Avitaminosis qualify for TDIU (Total Disability Individual Unemployability)?

Veterans rated for Avitaminosis may qualify for TDIU if the condition — alone or in combination with other service-connected disabilities — prevents substantially gainful employment. A single disability rated at 60% or higher (or multiple disabilities combining to 70%, with one at 40%) can support a TDIU claim under 38 CFR § 4.16.

What evidence do I need to establish service connection for Avitaminosis?

Service connection for Avitaminosis requires three elements: (1) a current diagnosis of the condition, (2) an in-service event, injury, or disease, and (3) a medical nexus linking the current diagnosis to that in-service occurrence. A nexus letter from a treating or independent medical examiner is the most reliable nexus evidence.

What is the C&P exam like for Avitaminosis?

A Compensation & Pension (C&P) exam for Avitaminosis uses a Disability Benefits Questionnaire (DBQ) specific to the body system involved. The examiner documents the frequency, severity, and functional impact of your symptoms. Bring all relevant treatment records and be prepared to describe your worst-day symptoms — the examiner rates your condition based on the full clinical picture, not a single visit.

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