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A 46-year-old homeless IV drug abuser presents with the hand infection shown in Figure A, which developed after sustaining a superficial laceration. Cultures are taken during operative irrigation and debridement, and he is started on antibiotic therapy. Based on the patients history, what is the most common pathogen in this setting?
Herpes simplex virus
Methicillin-resistant staphylococcus aureus
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All of the following are considered the cardinal signs of flexor tenosynovitis EXCEPT:
Tenderness along the flexor tendon sheath
Flexed resting posture of the finger
Fusiform swelling of the finger
Pain on passive extension of the finger
Pain on passive flexion of the finger