DermDx

A woman presents with an itchy rash on her arm that she reports developed after receiving a subcutaneous injection of a biologic agent.

An incidental finding during an examination for acne reveals circular, ecchymotic lesions on the back of an adolescent.

A man presents with an asymptomatic, flesh-colored growth on his scalp.

A man presents for evaluation of an itchy rash affecting his trunk and extremities.

A 51-year-old woman presents with thickening of the soft tissue of the nose that has gradually worsened over the past 2 years.

A 29-year-old primigravida woman presents in her 31st week of pregnancy with an itchy rash on her chest and abdomen first noted 5 days ago.

A 70-year-old man presents for evaluation of a lesion on his ear that is slightly tender.

A 39-year-old man presents with a 3-year history of lesions on his fingers and toes that appear following exposure to cold temperatures.

A 72-year-old woman presents with intermittent burning and pain in her tongue and buccal mucosa.

A 72-year-old man presents with itchy, tense blisters on normal-appearing skin.