Painful erosions with a history of eczema
A 4-year-old black boy with a long-standing history of eczema had a worsening rash and complained of increased itching and cutaneous pain.
Dermatology
Increased melanoma burden is real
A large-scale, population-based study reports significant increases for all histological subtypes and all tumor thicknesses between 1992 and 2004.
Skin tag removal
What is the best way to minimize scarring in the removal of skin tags? I find that cryotherapy results in…
Hyperhidrosis
Description • Excessive perspiration occurring in either specific focal locations or in generalized pattern over the body ICD-9 codes • 705.2 focal hyperhidrosis — 705.21 primary focal hyperhidrosis — 705.22 secondary focal hyperhidrosis• 780.8 generalized hyperhidrosis Types • Focal hyperhidrosis (also called “primary,” “idiopathic,” or “essential” hyperhidrosis) — Palmar-plantar hyperhidrosis: excess sweating of palms of hands and soles of feet — Isolated axillary hyperhidrosis: excess sweating of…
Pink papules on the fingers
Two patients with pink-purple hand papules—but only one shows interface dermatitis and lymphocytic infiltrate.
Could it really be leprosy?
157 new cases of leprosy (or Hansen’s disease) were detected in 2007 nationwide.
Pustules, maceration, and malodorous drainage of the foot
A 55-year-old man complained of weeklong drainage from his right foot accompanied by a burning sensation and progressive discomfort with walking.
Asymptomatic netlike red-brown patch on the back
A52-year-old white man with no significant past medical history who presented to the dermatology clinic for evaluation of an asymptomatic reticulated red-brown patch that had first appeared on his lower back approximately one week earlier.
Two cases of gray hair
Two cases of gray hair—one localized and one widespread. Put together the clues and try to make the diagnosis.
Why is my patient’s hair turning yellow?
A 67-year-old white man, previously with thinning platinum-gray hair, now notes that his hair is turning bright yellow. He has some constipation and recently started fiber supplements. His complete blood count and comprehensive metabolic panel are normal. He takes simvastatin, aspirin, a proton-pump inhibitor, and terazosin, none of which is new to him. Otherwise, he…
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