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.
A 27-year-old man presents with numerous erythematous papules on the extremities and trunk.
A 76-year-old woman presents for evaluation of a bothersome lesion of the left buccal mucosa that has been present for approximately 2 weeks.
A 52-year-old man presents with psoriasis of longstanding duration as well as erythematous, scaling plaques and pitting of all nails.
Hyperpigmented macules are observed in the axillae of a 9-year-old girl who presents for treatment of poison ivy.
A 46-year-old man presents with a rash on his back and chest following a trip to the Dominican Republic where he spent ample time outdoors.
A 63-year-old man presents with a swollen, tender lesion on his lower lip that has been present for 5 days.
A 25-year-old woman presents with an asymptomatic, firm nodule on the dorsal surface of her left hand that has been present for approximately 5 years.