What causes the third trimester to pull black stool

1. Dietary factors

in late pregnancy

eat a large number of iron-rich foods, such as pig liver, pig blood, duck blood, red dates, spinach, etc., can cause stool blackening, belongs to normal physiological phenomenon, generally do not need special treatment.

2. Drug factors in

late pregnancy women due to physical reasons use iron, bismuth and other drugs, can discharge black stool, generally after stopping the drug can ease, do not worry too much.

3. Disease factors in

late pregnancy pull black stool may also be esophagitis, esophageal ulcer, esophageal hiatus hernia, acute gastric dilatation, Crohn's disease and other diseases caused.