The gastric occult blood test is mainly used to determine whether there is bleeding in the stomach. Positive in gastric gastritis, gastric ulcer, stomach cancer and so on.

Basic Information

Specialist classification: Digestive examination classification: body fluid examination

Applicable gender: whether men and women apply fasting: fasting

Analysis results:

Below normal:

Normal value:
no

Above normal:

negative:
The normal gastric occult blood test was 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, etc.

Positive results may be diseases: gastric cancer, acute gastritis, gastroenteritis precautions

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

Patients with gastric perforation.

Adverse reactions and risks

This test itself does not cause complications and harm.