How to judge stool mixed with blood

In clinical practice, physical examination, laboratory examination and imaging examination can be used to determine whether stool is mixed with blood. Details are as follows:

1. Physical examination

If stool is bright red or dark red, and its texture is thin or watery, it is generally mixed with blood. At the same time, if stool surface is attached with blood or abnormal color, it may also indicate gastrointestinal bleeding.

2. Laboratory examination

can be used clinically to assess the extent of bleeding and determine possible causes through laboratory tests such as blood examination and fecal occult blood test.

3. Imaging examination The

doctor may request endoscopy such as gastroscopy and colonoscopy to help determine the specific site of bleeding.