Dermatology
- Acquired reactive perforating collagenosis in a patient with diabetes
A 47-year-old woman presented with a 2-month history of pruritic eruptions on the left ankle and a complaint of thirst and polyuria for the past year.
- A tale of scale: Corticosteroids and pustular psoriasis
Guidelines and textbooks have recommended caution when using and withdrawing corticosteroids in patients with psoriasis, yet strong evidence that defines this association is hard to come by.
- Steroid use triggers severe psoriatic reaction
After tapering prednisone, the patient developed a circular plaque bordered with pustules superimposed on erythematous skin.
- Oral lichen planus
Risk factors include medications, dental materials, and viral infections such as hepatitis C.
- A reticular eruption on the thighs
During cold winter weather, the patient had been wearing an electric heating pad between the thighs.
- Petaloid dermatosis affecting the scalp and genitalia
The patient had seen no improvement with a 2-week course of terbinafine cream.
- Cutaneous metastasis from gastric carcinoma
The patient presented with asymptomatic nodules and alopecia of the scalp 3 years after treatment for gastric adenocarcinoma.
- Persistent rectal pain leading to diffuse pustules
The authors relate the workup of a 34-year-old patient with a history of syphilis and human immunodeficiency virus.