Gout-Synovitis

Gout causes inflammatory arthritis, characterized by erythema, pain, and edema of the involved joint on examination.

 

Patient 1:

This is an older man with a history of a alcohol abuse who presented with a painful left elbow. Arthrocentesis revealed needle-shaped crystals with strongly negative brefringence under polarized light, confirming the diagnosis of gout.

Image courtesy of “Frameworks for Internal Medicine

This patient also has tophi on his fingers.