Hamstring injury - BAC grade 1b

Case contributed by Dr Henry Knipe


Left hamstring soreness. Sports injury.

Patient Data

Age: 20-25 years
Gender: Male

Injury to the right biceps femoris distal myotendinous junction corresponding to the surface marker:

  • hyperintensity length: 4.2 cm
  • <10% cross-sectional area
  • no fiber disruption

The tear is centered at the lateral/peripheral aspect of the distal myotendinous junction adjacent to the myofascial plane. There is no perifascial fluid tracking.

Case Discussion

This is a biceps femoris grade 1b injury according to the British athletics muscle injury classification. 

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Case information

rID: 65214
Published: 30th Dec 2018
Last edited: 14th Aug 2019
Inclusion in quiz mode: Included

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