Renal oncocytomas are rare, benign tumors that can be difficult to distinguish from malignant renal cell carcinomas. This case report presents an 84-year-old woman with a sizeable oncocytoma and discusses this rare entity's diagnostic challenges management.

leiomyomas are benign tumors of the soft tissue and may develop in any location where smooth muscle is present. leiomyoma in the inferior vena cava is a rarely seen pathology, and symplastic leiomyoma is also a rare histological variant of leiomyoma. in this case, we present a rare histological variant of symplastic leiomyoma in the inferior vena cava (ivc). this is the first radiologically rep...

background and aims. salivary gland tumors are rare and specific lesions. there are differences in the incidence and frequency of salivary tumors in both minor and major salivary glands in different countries. this study was carried out to determine the prevalence of major and minor salivary gland tumors in ahvaz in the south of iran. materials and methods. all the cases, recorded in imam khome...

chordomas are low-grade malignant tumors of bone that occur almost exclusively in the axial  skeleton. chordomas are rare in children and adolescents and comprise

schwannoma(neurilemmoma) is a benign tumor originates from schwann cells. ancient (degenerated) schwannoma is a long-standing schwannoma with degenerative changes. head and neck region is one of the most common sites for nerve sheath tumors but intraosseous schwannoma is rare. the mandible is the most common site of occurrence for this lesion. we report a rare case of intraosseous ancient schwa...

Dorsal agenesis of the pancreas is a very rare congenital anomaly with less than 100 cases reported in world literature till 2020. associated pancreatic tumors extremely rare; only 17 have been to date. Here we case dorsal mixed carcinoma pancreas.

INTRODUCTION Strumal carcinoid is a rare neoplasm of the ovary containing thyroid (struma) and carcinoid component revealed by immunohistochemistry. Case present: A 55-years-old woman with hysterectomy and right oophorectomy for uterine leiomyoma and right ovarian cyst, performed 12 years ago, was referred to the First Surgical Clinic, St. Spiridon University Hospital Iasi with pain in hypogast...

hemangioma of the ovary is reported in a 66 years old woman. vascular tumors of the female genital tract are rare, especially those of the ovaiy. most cases are discovered incidentally. the case presented here was missed clinically.

introduction: granular cell tumors (gcts) are rare and mostly benign soft tissue tumors. though they have been reported in all parts of body, they are generally located in the head and neck region, especially on the tongue. some malign forms exist, but these have been rarely reported. granular cell tumors have a neural origin and, in immunohistochemical evaluations, they express s-100 and neuro...

Rare Tumors is an international peer-reviewed medical journal established in 2009. The journal is focused on rare cancers and aims to expand upon current knowledge on their presentation, diagnosis, management, and outcomes. We reviewed the 335 case reports published from 2009 to 2015. We found great diversity in both the country of origin as well as specialty of first authors. Outside of the Un...