Table of Contents Toggle 1. **Stool Occult Blood Test (FOBT):** - Diagnosis of occult bleeding in the digestive system - Screening for colon cancer and intestinal polyps - Identification of stomach or intestinal ulcers 2. Stool culture: - Diagnosis of bacterial infections (e.g. Salmonella, Shigella, E. coli) - Identifying the causes of infectious diarrhea 3. **Parasite and worm egg test (O&P Test):** - Diagnosis of parasitic infections such as giardia, amoeba and intestinal worms 4. **Fat Stool Test:** - Assessment of malabsorption of fats (pancreatic diseases, celiac disease) 5. Calprotectin test: - Diagnosis of inflammatory bowel diseases (Crohn's and ulcerative colitis) ### **When does a doctor prescribe a stool test?** - Chronic diarrhea (more than 4 weeks) - Observing blood or mucus in stool - Unexplained abdominal pains - Sudden weight loss for no reason - Symptoms of malabsorption (fatty diarrhea, bloating, vitamin deficiency) Colon cancer screening in people over 50 years old ### **How to collect stool sample** - The sample must be collected in a sterile container. - Avoid contact of the sample with urine or toilet water. - In some tests (such as FOBT) a special diet may be required before the test. ### **Interpretation of stool test results** - **Presence of blood:** may indicate a wound, inflammation or tumor. - **Parasite or bacteria:** requires drug treatment. - **High fat:** Impairment of fat absorption (celiac disease, pancreatic insufficiency). - High Calprotectin: Active inflammation in the intestine. ### **Why is this test important?** **Early detection of colon cancer** (can be treated in the early stages) - **Prevention of complications of gastrointestinal infections** - **helping to diagnose chronic digestive diseases** If you have unusual digestive symptoms, talk to your doctor about the need for a stool test. > Kausar Pathobiology Specialized Laboratory, proud to obtain ISO 15189, ISO 10002 and ISO 9001 of the European Union, under the supervision of Dr. Ali Ayatollahi, an anatomical and clinical pathology specialist, covers more than a thousand cases of various tests in the fields of pathology, genetics and clinical. (Contract party of basic insurances and most supplementary insurances) Also, genetic counseling is provided free of charge in this center by experts.* > > *Address: Mashhad - Vakilabad - Kausar Blvd. - between 2 and 4 Kausar - Farabi Doctors Building - negative one floor. Contact numbers: 051-38840404 and 051-38820202 and 09028840404* > > **Kowsar specialized laboratory, having the equipment and experienced personnel, is able to perform sampling services at home in Mashhad.**