ABMS Lifelong Learning CME Activity

Progressive Left Mandibular Swelling in a Young Man

A 36-year-old man with a 4-year history of Crohn disease who was receiving maintenance therapy with infliximab presented with 6 months of progressive left mandibular pain and swelling. What is your diagnosis?

IgA Nephropathy in Adults – A Review

Importance  IgA nephropathy (IgAN) is a chronic kidney disease involving deposition of IgA-containing immune complexes in the glomerulus, causing glomerular inflammation and scarring. It is the most common immune-mediated glomerular disease worldwide, and affects an estimated 198 887 to 208 184 persons in…

A Malignant Premature Atrial Contraction

This case report describes the electrocardiogram findings of a patient in their 60s with lightheadedness and a short episode of numbness.

Diagnosis and Treatment of Acute Appendicitis – 2025 Edition of the World Society of Emergency Surgery Jerusalem Guidelines

Importance  Acute appendicitis is the most common abdominal surgical emergency worldwide and a leading cause of emergency hospital admissions and operations. Despite its frequency, substantial variability persists in diagnosis and management across patient populations and health care settings. Objective  To provide updated,…

Neonate With Tense Vesiculobullous Eruptions and Mottled Pigmentation

A neonate presents with a 1-day history of 15 discrete 2- to 10-mm tense and flaccid yellow vesicles and bullae on the chest, arms, and legs as well as subtle flexural erythema but is otherwise well appearing. What is your…