Stool occult blood test paper shows a deep one shallow how to return a responsibility

Fecal occult blood test paper shows a deep and shallow refers to fecal occult blood test is weak positive, may be due to diet influence, anal fissure and gastric ulcer and other reasons.

1, diet influence

If you usually eat too much duck blood, pig blood and other animal blood products, can lead to increased iron content in feces, it can appear fecal occult blood test is weak positive.

2, anal fissure

anal fissure is caused by mechanical damage, constipation and other factors, due to anal skin rupture bleeding, blood mixed feces, thus the above phenomenon occurs.

3, gastric ulcer

gastric ulcer is mainly caused by Helicobacter pylori infection, drugs and other factors, gastric mucosa damage is easily stimulated by gastric contents, causing bleeding, blood discharged with feces, it will lead to fecal occult blood test is weak positive.