Shilpi Khetarpal, MD; Ivanka Kovalyshyn, DO; Anthony P. Fernandez, MD, PhD
JAMA Dermatol. 2015;151(8):891-892. doi:10.1001/jamadermatol.2015.74
This case report describes a 72-year-old man with heart disease and a 2-month history of scaly erythematous papules on both forearms that did not improve with chlorhexidine or hydrocortisone. He had elevated creatinine and serum iodine but was otherwise asymptomatic. What is your diagnosis?
Rachel H. Gormley, MD; Carrie L. Kovarik, MD; Aimee S. Payne, MD, PhD
JAMA Dermatol. 2015;151(8):893-894. doi:10.1001/jamadermatol.2015.0697
A woman in her early 40s presented with a 6-month history of rash in the bilateral axillae. Her medical history was significant only for epilepsy, and her daily medications included lamotrigine and cholecalciferol. What Is Your Diagnosis?
Evan W. Piette, MD; Karolyn A. Wanat, MD; Douglas J. Pugliese, MD, MPH
JAMA Dermatol. 2015;151(8):895-896. doi:10.1001/jamadermatol.2015.75
This case study describes a woman with an ulcerated plaque on the forearm after a hospital admission for congestive heart failure. Histopathologic examination of a 4-mm punch biopsy specimen demonstrated marked superficial and deep inflammation composed predominantly of neutrophils with associated tissue necrosis. What is the diagnosis?