A 55-year-old male presents to the ED for a rash of 2-day duration. He had URI symptoms for 4 days preceding the rash with myalgias and subjective fevers. He notes the rash began as small painless, erythematous papules but has progressed to larger, tender bullae. The rash began on his trunk and has spread to his face and bilateral upper extremities. He is febrile and tachycardic. On physical exam, the rash affects close to 20% of TBSA, and with gentle rubbing, skin sloughing is noted. What is the diagnosis?

This edition of the emDOCs cast covers two posts: recognizing skin cancer and new onset hyperglycemia.

What do you need to know about tattoo-related complications?

What should you look for with skin cancer in the ED? What should you consider?

Stevens-Johnson syndrome and toxic epidermal necrolysis are life-threatening diseases, but what else can mimic these dangerous conditions?

Cleavon Gilman is back with maculopapular rashes.

Ever heard of calciphylaxis? This post from Daniel Reschke and Zachary Sletten dissect this potentially deadly dermatologic condition.

Drug reactions are commonly managed in the ED. Approximately 90-95% of all drug rashes are “drug-induced exanthems”, or morbilliform or maculopapular drug eruptions. Widespread erythematous macules or papules appearing a week after drug exposure are usual. However, drug rash severity varies drastically. This post will cover conditions ranging from the simple drug rash to the deadly DRESS and TEN.