Rare Diseases

Case Reports

Lambert-Eaton Myasthenic Syndrome and Merkel Cell Carcinoma

This case of Lambert-Eaton myasthenic syndrome (LEMS) had no clearly identifiable cause on presentation with later diagnosis of metastatic Merkel...

Photo Challenge

Coalescing Papules on Bilateral Mastectomy Scars

A 57-year-old woman with triple-negative ductal breast cancer presented with a mildly pruritic rash on bilateral mastectomy scars of 3 to 4 months...

Case Letter

Asboe-Hansen Sign in Toxic Epidermal Necrolysis

Asboe-Hansen sign is a useful clinical tool for diagnosing toxic epidermal necrolysis (TEN). It can be employed to generate a fresh bulla for...

Case Letter

Scurvy Masquerading as Reactive Arthritis

Patients with scurvy often pose a diagnostic dilemma because their presenting symptoms can lead physicians down a laborious and costly road of...

Case Reports

Cutaneous Rosai-Dorfman Disease

Cutaneous Rosai-Dorfman disease can clinically present with great variety, mimicking many other dermatologic conditions; thus, patients presenting...