Agrawal, VinitaBhargav, MithleshSharma, SupriyaGopal, Vaibhav Raj2020-11-182020-11-182020-03Agrawal Vinita, Bhargav Mithlesh, Sharma Supriya, Gopal Vaibhav Raj. T cell/histiocyte rich large B cell lymphoma of ascending colon: a rare entity. International Surgery Journal. 2020 Mar; 7(3): 918-9212349-33052349-2902http://imsear.searo.who.int/handle/123456789/212894Colonic T cell/histiocyte rich large B cell lymphoma (THRLBCL) is a very unusual occurrence never described before. A 41-year anaemic male presented with loss of weight and appetite for 7 months and fever with Malena for 1 month. Abdominal examination revealed a 4×6 cm retroperitoneal lump in the right iliac fossa. Radiological investigations (USG and CECT whole abdomen) reported an asymmetrical ill-defined growth in ascending colon and caecum with loco-regional lymphadenopathy. Surgical exploration revealed an ascending colon mass with retroperitoneal lymphadenopathy. Right hemi-colectomy with end ileostomy was done and specimen was sent for histopathology which diagnosed it to be a case of THRLBCL of colon. Patient was followed up after 2 weeks and was planned for chemotherapy.Colonic epithelial malignancyDiffuse large B-cell lymphomaLenalidomideNodular lymphocyte predominant Hodgkin lymphomaT cell/histiocyte rich large B cellJournal ArticleIndiaDepartment of Pathology, SGPGIMS, Lucknow, Uttar Pradesh, IndiaDepartment of Surgical Gastroenterology, SGPGIMS, Lucknow, Uttar Pradesh, IndiaDepartment of General Surgery, KGMU, Lucknow, Uttar Pradesh, India