Dermatology
Clinical Review
Bite of the Brown Recluse Spider
The bite of the brown recluse spider (Loxosceles reclusa) has the potential for severe tissue necrosis. Unfortunately, such a wound can easily be...
DermaDiagnosis
Rash Emerges After 18 Holes of Golf
When an asymptomatic rash appeared rather suddenly on both of her legs, a 54-year-old woman sought medical evaluation by her primary care provider...
DermaDiagnosis
Spreading Lesions on Sun-damaged Skin
A few years ago, a woman first noticed lesions developing on her legs.
DermaDiagnosis
It "Must" Be a Fungal Infection—Right?
A 50-year-old man has had a nonhealing but otherwise asymptomatic lesion on his back for more than three years. The lesion has slowly grown,...
Clinical Review
Tattoo Removal by Q-Switched Laser
When “tattoo regret” prompts patients to consider professional removal of a decorative tattoo, the clinician who understands the benefits and...
DermaDiagnosis
Family Thinks Man has Worms
A 70-year-old man self-refers to dermatology for evaluation of very itchy lesions that have been present for at least three months.
DermaDiagnosis
Is Patient With Fingernail Changes a "Contagious Threat"?
After finishing a month-long course of terbinafine (250 mg), a 27-year-old man is dismayed to see that the fingernail changes he first noted a...
DermaDiagnosis
A "Spider Bite" That Wasn't
Sore “red bumps” began to appear on this 31-year-old woman’s posterior calves six months ago.
DermaDiagnosis
Six-month Facial Rash Continues to Burn
A 39-year-old woman is distraught about the rash that has been present on her face for more than six months. The rash continues to burn and feel...
DermaDiagnosis
Diagnosis Confirmed: What's Next?
About one year ago, this 48-year-old woman noted the appearance of a tiny papule on her left maxilla. It has grown in the interim, becoming of...