A 76-year-old woman presents for evaluation of a bothersome lesion of her left buccal mucosa. She neither smokes nor drinks alcohol. The growth was first noted approximately 2 weeks ago and is frequently traumatized when chewing. Examination reveals a firm, flesh-colored, 0.5cm papule.
A 52-year-old man with psoriasis of longstanding duration presents with multiple erythematous, scaling plaques and pitting of nails. His main complaint is that of progressive joint pain, most severe in his hands and lower back. Upon examination of his hands, his second digit is noted to be swollen.
A 9-year-old girl presents for treatment of poison ivy. Upon examination, hyperpigmented macules are observed in the axillae, and her mother reports first noting these several months ago. The macules are asymptomatic. Family history is negative for genodermatoses including neurofibromatosis. The child is of normal development and mentation, and no additional cutaneous abnormalities are observed.
A 46-year-old Hispanic man presents for evaluation of a rash on his back and chest; he first noted the rash 2 days ago after returning from the Dominican Republic where he spent time outdoors. The red areas are tender to light palpation. He is most concerned about white “spots” visible in the area. He currently take a thiazide diuretic.
A 63-year-old man presents for evaluation of a 5-day history of painful swelling affecting his lip. He denies antecedent trauma to the site. He does not have diabetes. He is a nonsmoker and drinks alcohol in moderation. Examination reveals an erythematous, 1.5cm nodule that is tender to palpation. Cervical and submandibular lymph nodes are not palpable.
A 25-year-old white woman presents for evaluation of a growth on the dorsal surface of her left hand. The lesion has been present for approximately 5 years. She denies localized pain, paresthesia, or loss of hand coordination. The growth was drained of fluid 2 years ago but has since recurred. Examination reveals a firm nodule fixed to underlying tissue.
A 69-year-old man requests treatment for a slowly enlarging growth proximal to his right eyebrow. The lesion had been present for at least a year and is asymptomatic. Examination reveals a 0.6cm erythematous papule. No other significant skin finding is noted. A shave biopsy is performed.
A 37-year-old man presents with a skin rash affecting his abdomen, flank, and upper thigh that has been present for 5 years. The eruption itches on occasion but is otherwise asymptomatic. He denies family or personal history of psoriasis and eczema. Prior therapies to treat the rash included triamcinolone, miconazole and oral terbinafine. Examination reveals scattered, well-demarcated patches.
A 7-year-old boy presents with 2 blisters that developed acutely on his upper thigh. According to his mother, the lesions began as reddened patches less than 48 hours earlier. The child denied discomfort including itching and pain. He was afebrile and without malaise. Needle puncture of the lesions resulted in drainage of a serosanguineous fluid with slight purulence.
A 61-year-old woman presents with swelling in a digit that is of 3 days’ duration. Five days earlier she experienced a cat scratch at the site that resulted in profuse bleeding. She also mentions tending to her garden ~2 weeks prior to the onset of her condition but does not recall localized trauma during this activity. The patient is a nonsmoker and is taking antihypertensive medication. She complains of slight malaise but no fever.
