Chemotherapy may induce mass lesion in rare conditions, which can be easily mistaken as a residual tumor mass. In this report, we describe a mass affecting spleen in a patient received chemotherapy for non Hodgkin diffuse large B cell lymphoma. This mass proved histologically to be non neoplastic formed of sheets of histiocytes and xanthoma cells, which is called histiocyte-rich pseudotumor. Th...

BACKGROUND Verruciform xanthoma is a benign verrucous lesion characterized by epithelial acanthosis and lipid-laden foamy histiocytes in the connective tissue papillae. It typically presents as a papillomatous, polypoid, or sessile lesion. Verruciform xanthoma is most commonly observed within the oral cavity. However, albeit less frequently, it develops on the penis, scrotum, or vulva. PURPOS...

A 35-year-old male presented with multiple interrupted episodes of frank hematuria and persistent microscopic hematuria. CT urogram demonstrated a nonspecific lesion in the bladder. Cystoscopy showed bladder wall that was biopsied, histopathology confirmed xanthoma, rare diagnosis This case report performs review current literature examines necessary investigations,differential diagnoses, manag...

Only 9 cases of xanthoma or cholesterol granuloma were recorded in the literature prior to the report of 20 cases of xanthoma of the choroid plexus by Wolf, Cowen, and Graham (26), of which 1 (their case 8) was published separately (25). Cholesterol granuloma in the ventricular system of man was first described by Blumer (2) under the term "cholestomatous endothelioma." Other terms employed wer...

Primary xanthoma of bone is very rare. And its clinical, pathological and radiological presentation is different from other position. It is generally known that xanthoma of bone are usually are associated with lipid disorders. Non-hyperlipidemia xanthoma of bone are exceedingly unusual. In this report, we describe a rare case of primary bone xanthoma without hyperlipidemia and reviews the liter...