Chronic diarrhea is a symptom which persists for ≥ 4 weeks as of disease. often becomes the patient’s cause to be referred gastroenterology. In general, prevalence chronic approximated 5% in each populations, but there are obstacles diagnosing diarrhea, due many differential diagnoses diarrhea. The could neoplasm and non-neoplasm. several studies, through results colonoscopy histopathology, it ...

Osteoblastoma is an unusual neoplasm, usually found in the vertebral column and long bones of extremities. Maxillary involvement extremely rare. We present a case report benign osteoblastoma maxilla affecting 17 year old young male patient. The clinical presentation, radiological histopathological features as well treatment modalities this neoplasm are briefly discussed. Lastly attempt made to ...

Background: Esophageal carcinoma is one of the most lethal gastrointestinal (GI) malignant tumors worldwide.  The disease is known to have a high incidence in northern Iran; however, its condition in the South is not much clear. Objective: In this retrospective study we investigated the epidemiology and time trends of esophageal carcinoma in Fars Province, South of Iran. Methods: In a retrospec...

Metastasis into a thyroid neoplasm-tumor-to-tumor metastasis-is exceedingly rare. We describe the 28th documented case of a tumor metastatic to a thyroid neoplasm and review the literature on tumor-to-tumor metastasis involving a thyroid neoplasm as recipient. All cases showed a recipient thyroid neoplasm with an abrupt transition to a morphologically distinct neoplasm. Metastasis into primary ...

background: chemokine receptors have been shown to play an important role in the development and metastatic spread of various malignancies. in this study, the gene expression profile of some key chemokine receptors involved in metastasis has been investigated in esophageal and breast cancer cell lines.   methods: in a descriptive study, gene expression profile of ccr1, ccr6, ccr7, ccr9, cxcr1, ...

background: in northeastern iran there is an area of high incidence of esophageal cancer which is populated by residents of turkmen ancestry. several environmental risk factors for esophageal cancer have been proposed, but the roles of familial and genetic factors have not been studied extensively in the turkmen population. materials and methods: we evaluated the importance of familial risk fac...