Title: What's the Diagnosis? Case by Dr. Zachary Dezman<br/>Author: Haney Mallemat<br/><a href='http://umem.org/profiles/faculty/785/'>[Click to email author]</a><hr/><p>   <strong>26 year-old male presents with a swollen 4^th digit and pain during extension, what’s the diagnosis?</strong></p>  <p style="text-align: center;">   <img alt="" src="https://umem.org/files/uploads/content/pearls/visual_diagnosis/flexortenosynovitits.png" style="width: 550px; height: 280px;" /></p>  
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