Cureus 2021 Oct 29;13(10):e19133. Epub 2021 Oct 29.
Epidemiology and Public Health, Ciencias de la Salud, Fundación Universidad del Norte, Barranquilla, COL.
Xanthogranulomatous pyelonephritis is a rare chronic infectious process of the kidney, which has been described in three different forms: diffuse, segmental, and focal. It is also known as the great simulator since its clinical, radiological, and histopathological manifestations tend to be confused with other entities. We describe a case of a 55-year-old male patient with two months of clinical manifestations characterized by a 7x7-cm palpable mass in his right lumbar region, which was hot and painful upon touch and increasing in size. Read More