Positive John Thomas sign

Case contributed by Dr Henry Knipe


Fall ?fracture.

Patient Data

Gender: Male

Positive John Thomas (a.k.a. Throckmorton) sign with a probable proximal right femoral osteochondroma easily demonstrated. 

Case Discussion

The John Thomas sign is a "joke sign" used by medical students and residents. 

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Case information

rID: 35697
Case created: 16th Apr 2015
Last edited: 7th Sep 2015
Inclusion in quiz mode: Excluded

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