the gastrointestinal stromal tumor (gist) is a rare mesenchymal tumor of gastrointestinal (gi) tract. this tumor has tendency to liver metastasis and peritoneal recurrence, however; the primarily lymph node involvement or metastasis is rare. here we reported a 17-years-old girl with multifocal gastric gist and multiple lymph node involvement at presentation and recurrence in celiac lymph nodes....

the aim of the present study was to determine the presence of helicobacter species in different parts of gastrointestinal tract, hepatobiliary system and pancreas of stray cats. six different sites at the level of genus, gastric (h. heilmannii and h. felis) and enterohepatic species of helicobacter were investigated in six cats using species-specific primers by polymerase chain reaction (pcr). ...

Hereditary angioedema is a rare (1:50,000) hereditary chronic disease from the group of primary immunodeficiencies, which manifests in form recurrent skin and mucous membrane edema respiratory tract gastrointestinal tract. Pathogenesis this are associated with an increased risk number cardiovascular pathologies, complexity management choosing optimal treatment methods. This case report demonstr...

Breast cancer rarely metastasises to the gastrointestinal tract. Lobular carcinoma more commonly metastasises to the uterus and appendages, peritoneum, and gastrointestinal tract than other types of breast cancer, while ductal carcinoma has a propensity to metastasise to the lungs, liver, and brain. We describe the case of a patient with no known history of breast cancer, whose primary presenta...

Background: Gastrointestinal cancers are among the most common cancers in different communities. Gastrointestinal tract cancer is the most common cancer among Iranian men and the second common cancer among Iranian women. Due to the impact of environmental factors on the risk of gastrointestinal cancer and the increasing use of agricultural pesticides, this study aimed to investigate the effects...

BACKGROUND Programmed cell death 1 ligand 1 (PD-L1) expression has been observed in various malignancies. However, the association between PD-L1 expression and the survival of patients with gastrointestinal tract cancer remains controversial. Besides, the rate of PD-L1 positivity on tumor cells of digestive tract cancer is not clear. Thus, we performed a meta-analysis by incorporating all avail...