Dermatology
- Palmoplantar exanthema and liver dysfunction
The patient admitted to having had unprotected sex with a female sex worker.
- Hyperkeratotic fissured plaques on both hands: Mechanic’s hands
This sign is seen in about 30% of patients with antisynthetase syndrome.
- Primary livedo reticularis of the abdomen
Livedo reticularis can be the manifestation of a wide range of conditions—or not.
- Methemoglobinemia in an HIV patient
He had restarted his home dapsone prophylaxis, but his dyspnea worsened and his urine became dark.
- Paraneoplastic acral vascular syndrome
The patient presented with a painful blue great toe, abdominal pain, and unintentional weight loss.
- Erythema ab igne
The patient had been using a heating pad daily, often for several hours at a time, to relieve his back pain.
- Scapular rash and endocrine neoplasia
A woman in her 30s presents with an itchy skin-colored rash over her scapula of 8 years’ duration.
- Fever after recent travel
The patient had been taking a TNF-alpha inhibitor and had recently returned from Mexico.
- Abdominal pain and bloody diarrhea in a 32-year-old woman
The patient also has numerous painful ulcerations on her skin and in her mouth.
- A rose by any other name is still a rose—but why a rose?
Christopher Columbus returned from the New World with a chronic illness, now believed to have been reactive arthritis.