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Evidence checklist

Piriformis Syndrome

DC 8599-852038 CFR § 4.124aMusculoskeletal

Evidence strength

Mark what you already have below and your evidence strength appears here.

Target
Saved locally
01

Specialist opinion

Highest value0 of 3 collected
Orthopedic or neurological evaluation with piriformis-specific testingCritical

An examination including FAIR test, Pace sign, Freiberg sign, and Beatty test to document piriformis involvement and differentiate from lumbar radiculopathy.

Private provider · independent opinion
Nexus opinion linking piriformis syndrome to serviceCritical

A medical opinion stating it is "at least as likely as not" that your piriformis syndrome is connected to military service, including prolonged sitting, physical training, or direct trauma during service.

Private provider · independent opinion
EMG/NCS differentiating from lumbar radiculopathy

Electrodiagnostic testing to help distinguish piriformis syndrome from lumbar radiculopathy by ruling out spinal nerve root involvement.

Private provider · independent opinion
02

Treatment records

0 of 1 collected
Treatment records (physical therapy, injections, medications)

Records documenting treatment including physical therapy, piriformis injections, muscle relaxants, and any surgical intervention.

VA or private records · written request
03

Lay statements

0 of 2 collected
Documentation of occupational aggravation (prolonged sitting, duties)

Records documenting how military duties requiring prolonged sitting (vehicle operations, desk duties) or repetitive activities caused or aggravated the condition.

You or a witness · VA Form 21-4138 or 21-10210How to get this →
Buddy statement from spouse, family, or fellow service member

A written statement from someone who can describe observable symptoms and how your condition affects daily life.

You or a witness · VA Form 21-4138 or 21-10210How to get this →
04

Benefits questionnaire

0 of 1 collected
Completed DBQ Hip and Thigh ConditionsCritical

Standardized form capturing hip range of motion, pain, muscle involvement, and functional limitations.

Provider-completed · VA DBQ formHow to get this →
05

Service records

0 of 1 collected
Service treatment records (STRs)Critical

Military medical records showing in-service treatment, complaints, or injuries related to this condition.

NPRC / milConnect · SF-180
Condition guideRating criteria and what VA looks forBuddy statement builderGuided VA Form 21-10210

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