Dermatology
- Pancreatitis: The great masquerader?
Pancreatitis, panniculitis, and polyarthritis syndrome mimics rheumatologic disease, often presenting without abdominal pain.
- Angular cheilitis induced by iron deficiency anemia
Causes include nutritional deficiencies, local and systemic factors, and drug treatment.
- Calcific uremic arteriolopathy
A 51-year-old man with end-stage renal disease presented with extensive necrotic ulcers and eschar on both legs.
- 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.