Caecal Ameboma, colorectal malignancy mimicker in young male with ANCA-associated vasculitis.

Ameboma refers to the rare development of an inflammatory, ulcerated, exophytic mass in the gastrointestinal tract that can resemble carcinoma. Typically it presents as a right lower quadrant abdominal mass, Patients may also present with diarrhea or constipation and associated systemic symptoms, including weight loss and fever. In this article we present a young man with a background of ANCA associated vasculitis, who presented with fresh lower gastrointestinal bleeding during hospital admission for severe covid-19 pneumonia which turned out to be caecal aemboma.