Gastric occult blood test

The normal human gastric occult blood test was negative. Ovarian disease, gastric cancer and acute gastritis, etc., occult blood test can be positive. Stomach trauma and severe vomiting can also be positive. Swollen tube bruises, gum bleeding can be positive after swallowing, so it is necessary to closely combine clinical, symptoms to determine its value. Basic Information Specialist classification: Digestive examination classification: biochemical examination Applicable gender: whether men and women apply fasting: fasting Analysis results: Below normal: Normal value: no Above normal: negative: Under normal circumstances, the occult blood test is negative. Positive: Positive in gastric cancer, active gastric ulcer, acute gastritis, antipyretic analgesic, sodium salicylate drugs. Tips: Avoid eating meat and green leafy vegetables for 3 days before the test. Normal value negative. Clinical significance Positive gastric cancer, active gastric ulcer, acute gastritis, antipyretic analgesic, sodium salicylate medicine, etc. Positive results may be diseases: gastric cancer, pediatric acute gastritis, sputum, bile reflux gastritis after gastrectomy, esophageal varices and rupture and bleeding 1. Containers and slides should avoid hemoglobin contamination. 2. The reagents to be formulated should be prepared strictly according to the required concentration. Inspection process 1. Take a clean glass slide and add 1 drop of 10% saline. 2. Pick a little suspicious part with a bamboo stick and apply it evenly in normal saline. 3. Add 1 drop of each of o-benzidine and 3% hydrogen peroxide dissolved hydrogen solution, mix and observe the results immediately. Not suitable for the crowd No taboos. Adverse reactions and risks This test itself does not cause complications and harm.

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