From the Department of Surgery, The Chinese University of Hong Kong, Prince of Wales Hospital, Shatin, Hong Kong SAR, China A 61-year-old man presented with chronic intermittent right iliac fossa pain that had lasted for a few years. His medical history included chronic obstructive airway disease and old pulmonary tuberculosis. Colonoscopy revealed a 3-cm smooth bulbous submucosal mass at the c...

a set of one hundred and twenty nine patients with known primary malignancy and suspected brain metastasis was reviewed in present study. the patients were selected among patients presented to the mri section of imam khomeini hospital or a private mri center in tabriz (iran). primary tumor site, clinical manifestations, number and site of lesions were identified in this patient population. the ...

introduction: detection of malignant cells in the peritoneal cavity indicates the extension of cancer cells. the aim of this study is to evaluate the incidence rate of positive cytology in colorectal cancer and its relationship with the local progress of the tumor.  methods: in a 2-year prospective study in mashhad and iran universities of medical sciences, peritoneal lavage was performed on 40...

Symptoms of a peritoneal progression from ovarian cancer are nonspecific such as abdominal pain, abdominal distention and more. Many imaging studies and serum CA-125 help diagnosis. However, it is difficult to exclude the instances of the diffuse peritoneal diseases that mimic carcinomatosis. The elevated CA-125 level usually correlates with the peritoneal carcimatosis, but it is often found in...

background: clinical and epidemiological variation was seen between the colon cancer (cc) and rectum cancer (rc). so, there is not so much data available about the epidemiological and clinicopathological differences and prognostic factors regarding to cc and cr in iran, we aimed to perform this study. methods: all cases of cc and rc referred to oncology and gastroenterology wards of taleghani g...

results: among 11 patients who underwent surgery consisted of eight males and three females. their metastasis originated from testis tumors (n = 5), renal cell carcinoma (rcc; n = 4), bladder tumor (n = 1), and prostate cancer (n = 1). their mean age was 41.27 years (range, 21-67). the mean age of the patients with rcc and testis tumor at the time of diagnosing metastasis was 54 and 24.8 years,...

The rare phenomenon of tumor-to-tumor metastasis was first described in 1930. The donor neoplasm is most frequently lung or breast carcinoma, whereas intracranial meningiomas are reportedly the commonest recipient neoplasm. Here we report a case of metastasis from a primary gastric cancer to a uterine lipoleiomyoma. A 65-year-old woman presented with locally advanced gastric cancer with compute...

Desmoplastic small round cell tumor (DSRCT) is an extremely rare and aggressive neoplasm, which mainly affects young males and generally presents as a widely disseminated tumor within the peritoneal cavity. Due to the rarity of the tumor, its younger and overall healthier patient population (compared with other tumor types) and the fact that it lacks definitive histological and immunohistologic...