Sclerotic marginal zone lymphoma: A case report.

Background: Marginal zone lymphoma (MZL) is an indolent non-Hodgkin B cell lymphoma with various architectural pattern including perifollicular, follicular colonization, nodular, micronodular, and diffuse patterns. A sclerotic variant has not been previously reported and represents a diagnostic pitfall.

Case Summary: A 66-year-old male developed left upper extremity swelling.

The Successful Treatment of COVID-19-Induced Bullous Pemphigoid With Dupilumab.

Bullous pemphigoid (BP) is a rare autoimmune blistering condition that predominantly affects the elderly population. Typical treatment regimens target the immune system and inflammatory response. We present a case of BP in a 78-year-old male patient that occurred following the coronavirus disease 2019 (COVID-19) vaccination.