amyloidoma or amyloid tumor is a tumor-like localized deposit of amyloid encountered occasionally in association with multiple myeloma, various chronic inflammatory diseases and primary amyloidosis. amyloid tumors unassociated with plasmacytoma or other disease are extremely rare in soft tissues and few cases in various situations have been reported. histologic examination discloses amorphous e...

the case was an 18-year-old female with progressive crampy abdominal pain, nausea and vomiting, initiated from 4 months ago, who had 4-5 kg weight loss in this period. in physical examination, an ill-defined mass with mild tenderness in periumblical region palpation was detected. in upper gi endoscopy, bulging folds with a necrotic mass in d2- d3 were detected. in small bowel series study, cut ...

Amyloidoma or amyloid tumor is a tumor-like localized deposit of amyloid encountered occasionally in association with multiple myeloma, various chronic inflammatory diseases and primary amyloidosis. Amyloid tumors unassociated with plasmacytoma or other disease are extremely rare in soft tissues and few cases in various situations have been reported. Histologic examination discloses amorp...

introduction uterine leiomyomas are the most common benign solid tumors of the female pelvis. retroperitoneal myomas are extremely rare and usually malignant with the common location being in the pelvis. case presentation our case involved a woman who was suffering from dysparonia and radiculating right pelvic pain. the pelvic examination revealed a palpable tender mass of about 3-4 cm in size ...

conclusions this is the first case of sft of the retroperitoneum removed laparoscopically. the laparoscopic approach is useful for the advantages of minimally invasive surgery especially in case of peduncolate tumor as the case reported. case presentation a 29-year-old female, was admitted in the gynaecology and obstetrics unit, for suspected pelvic tumor. ct scan showed a mass with hypervascul...

  Bronchogenic cysts are among developmental disorders of the primitive foregut which are typically found above the diaphragm. Bronchial cysts discovered in the abdominal cavity or retroperitoneum are extremely rare. We present a rare case of a retroperitoneal bronchogenic cyst which was incidentally detected after a wrestling injury in a 23-year-old man who had a negative medical history. Alth...

primary retroperitoneal mucinous tumor (prmt) of low malignant potential (border line) is an uncommon neoplasm with fewer than 50 reported cases. uncertain diagnostic imaging results make diagnosis of its origin difficult, preoperatively. later treatment planning and prognosis would be affected by exact diagnosis of the tumor origin. this study presents a case of persian woman with diagnostic, ...

introduction hemangiopericytomas (hpcs) are rare neoplasms which account for approximately 1% of primary vascular tumors. case presentation we report a 73 years old woman with vague abdominal pain who did not have further significant symptoms and was diagnosed to have retroperitoneal hemangiopericytoma. discussion the tumor was initially diagnosed by ultrasound evaluation. mri showed a lobulate...

Leiomyosarcoma is a malignant smooth muscle tumor. It the second most common primary retroperitoneal tumor behind liposarcoma. The léiomyosarcoma represents 11% of all tumors. age discovery between 40 and 60 years.