The differential diagnosis consists of psoriasis, wart, eczema, squamous cell carcinoma in situ, and prurigo nodularis. What’s your diagnosis?
This long-standing papule has been slowly enlarging. Its pearly translucence suggests a skin cancer. What's your impression?
A large, red, tender plaque developed after a cat bite in a woman with Crohn disease. What now?
Spider bite? Virus? Inflammatory disease? Or, something else?
Is the nail dystrophy secondary to trauma, or something else?
What's the best way to dislodge a fishhook? What if there is bony involvement?