Doruk Erkan, MD

Gonococcal infection is the leading cause of bacterial arthritis in adults.

Reiter Syndrome (also called reactive arthritis) manifests as peripheral arthritis that is sometimes accompanied by such extra-articular findings as urethritis, conjunctivitis, and uveitis

Psoriatic Arthritis develops in approximately 20% of patients who have psoriasis.

Pyoderma Gangrenosum belongs in the differential diagnosis of lower extremity vasculitis-like ulcerating lesions.

The manifestations of this multisystemdisorder range from relativelybenign, self-limited cutaneous involvementto severe, potentially fatal systemicillness. Skin lesions associatedwith lupus erythematosus (LE) areclassified histologically as LE-specificor LE-nonspecific.