Gastrocnemius Muscle Tear
synonyms:Tennis leg gastocnemius muscle tear
Gastrocnemius Tear ICD-9
- 844.9 (unspecified sprain and strain of knee and leg)
Gastrocnemius Tear Etiology / Epidemiology / Natural History
- Generaly middle aged recreational athlete
Gastrocnemius Tear Anatomy
- Generally caused bya tear of the medial head of the gastroc at the muscle-tendon junction.
- Gastroc may be prone to injury because it crosses two joints (knee & ankle).
Gastrocnemius Tear Clinical Evaluation
- Acute calf pain after a sudden move or jump. "Felt like someone kicked me in the backk of the leg".
- Increasing pain and swelling develop over initial 24 hours.
- Tenderness localized to the musculotendinous junction of the medial head of the gastroc.
Gastrocnemius Tear Xray / Diagnositc Tests
- MRI: hemorrhage within the gasctocnemius muscle.
- Duplex ultrasound: indicated if there is concern for DVT.
- Comparment pressure monitoring: indicated if pain is out of proportion or any concern for compartment syndrome.
Gastrocnemius Tear Classification / Treatment
- Isolated Gastoc tear: consider compartment pressure monitoring if there is any consideration for compartment syndrome. Elevation, Ice, Compression stocking. Early gentle active assist and passive ROM exercises, heel lift, crutches prn.
- Gastroc tear with compartment syndrome: fasciotomy
Gastrocnemius Tear Associated Injuries / Differential Diagnosis
Gastrocnemius Tear Complications
Gastrocnemius Tear Follow-up Care
- Advance to WBAT. Generally full-weight bearing by 2-3 weeks.
- 2 weeks: Start strengthening exercises with sport specific rehab
- 4 weeks: graduated return to sport. Full painfree motion, 90% strength required for full return to sport.
Gastrocnemius Tear Review References