1 white or grayish white indicates that bile excretion is blocked, suggesting that biliary obstruction may lead to gallstones, biliary tumors or pancreatic head cancer. In addition, gray feces can also be seen after barium meal radiography, which is not caused by disease and belongs to physiological feces.
The white rice washing water sample is a white turbid liquid with rice swill-like feces and no feces, which is common in cholera.
3 white oily, smelly, common in pancreatic diarrhea or malabsorption syndrome.
4 white mucus-like hints may be chronic enteritis, intestinal polyps and tumors.
Dark yellow is more common in hemolytic jaundice, that is, jaundice caused by a large number of red blood cells being destroyed. Often accompanied by hemolytic anemia, it can be caused by congenital defects of red blood cells, hemolytic bacterial infection, malignant dysentery, blood group incompatibility, poisoning of certain chemicals or toxins, and various immune reactions (including autoimmune).
6 green is watery or mushy, with sour taste and foam, which is more common in diseases such as indigestion and intestinal dysfunction. If the green stool is mixed with pus, it is the manifestation of acute enteritis or bacillary dysentery. After major abdominal surgery or patients receiving extensive antibiotic treatment, if there is a sudden green watery stool, fishy smell, gray-white flaky translucent egg green false membrane, it may be Staphylococcus aureus enteritis. In addition, eating a lot of food containing chlorophyll, or the acidity in the intestine is too high, will also make the feces turn green.
Pale red is like washing meat and watery stool, which is most common in summer because of eating some pickled products contaminated by halophilic bacteria. Diarrhea caused by salmonella infection is very common.
Bright red is common in lower gastrointestinal bleeding. There is a small amount of blood in the outer layer, accompanied by severe pain, which disappears after defecation and is anal fissure; If the blood is bright red in color, unequal in quantity or in blood lump form, and adheres to the outer layer of feces, and does not mix with feces, the blood or blood clot can be washed away with water, which may lead to internal hemorrhoid bleeding. Another feature of hemorrhoid bleeding is that it often drops a small amount of blood or ejects a small amount of blood after defecation, and then stops automatically; If the blood is bright red and mixed with feces, it may be caused by intestinal polyps or rectal cancer or colon cancer. The bloody stool of rectal cancer is often mixed with erosive tissue. The bloody stool of colon cancer is characterized by a small amount of blood accompanied by a large amount of mucus or pus.
The reason why dark red is dark red is because the feces of blood are evenly mixed, also known as jam color. Common in amebic dysentery, colon polyps and colon tumors. In addition, some special diseases, such as thrombocytopenic epilepsy, aplastic anemia, leukemia and epidemic hemorrhagic fever, etc. It can also lead to hematochezia due to disorder of coagulation mechanism, generally dark red and sometimes bright red, often accompanied by bleeding of skin or other organs. Another situation is that normal people eat too much coffee, chocolate, cocoa, cherries, mulberries, etc., and dark red stools will also appear.
10 black stool is a common stool with gastrointestinal bleeding, because it is as black as asphalt on the road, also called tarry stool. Including duodenal ulcer, gastric ulcer, antritis, prolapse of gastric mucosa, esophageal and gastric variceal bleeding caused by liver cirrhosis, etc. However, eating too much meat' animal blood, liver, spinach, oral iron and bismuth. Activated carbon and so on. Feces can also be black and should be distinguished.