Gastrointestinal parasitic infection symptoms include abdominal pain, diarrhea, dysentery, flatulence, malabsorption and symptoms of biliary obstruction.
It can be caused by protozoan parasites and helminths.
Host susceptibility factors in gastrointestinal parasitic infections are nutritional status, intercurrent disease, pregnancy, immunosuppressive drugs and presence of a malignancy.
Knowledge of the geographic distribution of parasites is helpful in the diagnosis of patients.
There appears to be an increase in inpatient incidence and mortality for gastrointestinal bleeding (GIB) related to percutaneous coronary intervention (PCI), particularly among older patients, a recent study has found.