Dermatology

Question 1

What is a skin disease featuring lumps in armpits or groin that can become painful?

Answer 1

Hidradenitis suppurativa

Question 2

What is a superficial bacterial skin infection involving local lymphatics. It features a tender intensely erythematous indurated plaque with sharply demarcated borders. It itches and is painful.
Where is it classically found?

Answer 2

Erysipelas.

Face and legs–Raised and heaped up edge and indurated.

Question 3

What is this rash that has an abrupt onset painful macular well-defined margins typically on the face?

Answer 3

Erysipelas caused by streptococcus. It will desquamate in 5-10 days.

Question 4

What does this describe: well demarcated circular bald patch with exclamation point hairs?

Answer 4

Alopecia areata

Treat with topical steroids.

Question 5

What causes warts?

Answer 5

HPV

Question 6

What is the skin rash associated with Lyme’s Disease?

Answer 6

Erythema migrans

Question 7

What is the MCC of erythema multiforme?

Answer 7

HSV

Question 8

What is this condition called: dark velvety patches in body folds and creases.
What disorders is this associated with?

Answer 8

Acanthosis nigricans.

Obesity, DM, GI cancer, Cushings