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DC 5313: Group XIII. Function: Extension Of Hip And Flexion Of Knee; Outward And Inward Rotation Of Flexed Knee; Acting With Rectus Femoris And Sartorius (See XIV, 1, 2) Synchronizing Simultaneous Flexion Of Hip And Knee And Extension Of Hip And Knee By Belt-Over-Pulley Action At Knee Joint. Posterior Thigh Group, Hamstring Complex Of 2-Joint Muscles: (1) Biceps Femoris; (2) Semimembranosus; (3) Semitendinosus

Read VA diagnostic code 5313 for Group XIII. Function: Extension of hip and flexion of knee; outward and inward rotation of flexed knee; acting with rectus femoris and sartorius (see XIV, 1, 2) synchronizing simultaneous flexion of hip and knee and extension of hip and knee by belt-over-pulley action at knee joint. Posterior thigh group, Hamstring complex of 2-joint muscles: (1) Biceps femoris; (2) semimembranosus; (3) semitendinosus: published criteria, regulatory notes, related codes and official sources checked October 25, 2026.

Independent Education · Official Sources · Last Verified October 25, 2026

Published criteria from 38 CFR 4.73, current through 2026-10-22. Historical decisions may require a different version. This reference does not diagnose a condition or determine an evaluation.

The Musculoskeletal System · All Diagnostic Codes

DC 5313: Group XIII. Function: Extension Of Hip And Flexion Of Knee; Outward And Inward Rotation Of Flexed Knee; Acting With Rectus Femoris And Sartorius (See XIV, 1, 2) Synchronizing Simultaneous Flexion Of Hip And Knee And Extension Of Hip And Knee By Belt-Over-Pulley Action At Knee Joint. Posterior Thigh Group, Hamstring Complex Of 2-Joint Muscles: (1) Biceps Femoris; (2) Semimembranosus; (3) Semitendinosus

Diagnostic code 5313 addresses Group XIII. Function: Extension of hip and flexion of knee; outward and inward rotation of flexed knee; acting with rectus femoris and sartorius (see XIV, 1, 2) synchronizing simultaneous flexion of hip and knee and extension of hip and knee by belt-over-pulley action at knee joint. Posterior thigh group, Hamstring complex of 2-joint muscles: (1) Biceps femoris; (2) semimembranosus; (3) semitendinosus. Read its specific instructions together with any shared formula, notes and linked provisions. These criteria describe evaluation after the applicable entitlement requirements are met; this reference does not diagnose a condition or determine a claim.

Diagnostic Code 5313 - 38 CFR 4.73
Rating
5313 Group XIII. Function: Extension of hip and flexion of knee; outward and inward rotation of flexed knee; acting with rectus femoris and sartorius (see XIV, 1, 2) synchronizing simultaneous flexion of hip and knee and extension of hip and knee by belt-over-pulley action at knee joint. Posterior thigh group, Hamstring complex of 2-joint muscles: (1) Biceps femoris; (2) semimembranosus; (3) semitendinosus
Severe40
Moderately Severe30
Moderate10
Slight0
* If bilateral, see § 3.350(a)(3) of this chapter to determine whether the veteran may be entitled to special monthly compensation.

What The Criteria Measure

  • Does the decision identify diagnostic code 5313, and does the medical record describe the condition named by this code?
  • Do the examination findings record the relevant movement measurements and explain functional limitations, flare-ups and repeated use where applicable?
  • Have the code-specific notes and cross-references been read before comparing any listed evaluation?

Related Public DBQs

Editorial subject matches, not official VA code-to-form assignments. Read the form scope and clinician instructions.

Shared Rules And Regulatory Context

Context provisions do not create an additional evaluation automatically assigned to every condition.

Related Guides

Official Sources

Last verified 2026-10-25. Source publication or legal effective dates are shown separately where available.

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