What are the causes of blood in the stool for girls?

According to statistics, blood in the stool generally refers to the discovery of blood on toilet paper after defecation, or blood retention or blood spurting after defecation. In some cases, blood in the stool continues for several days, and blood in the stool occurs again after a few days. According to doctors, bloody stools are a symptom of many diseases and should be taken seriously, especially for women. The cause should be found out and treatment should be sought promptly. So, what are the reasons for women’s bloody stools?

1. Anal diseases

Bright red blood without pain is common in internal hemorrhoids. Stage I hemorrhoids are characterized by bleeding during bowel movements, often due to abrasions on the hemorrhoids during defecation. The blood may be dripping, or a line like an arrow, or only on the toilet paper. Stage II hemorrhoids have little or no bleeding during stool, and often slip out of the anus.

Bloody stools caused by anal fissures are often accompanied by anal distension and pain and typical regular pain after defecation.

In addition, the specific manifestations of anal canal cancer are blood in the stool and pain, and the pain worsens before defecation.

2. Sigmoid colon disease

Hypertensive colon polyps: a. Juvenile colon polyposis, the average age of onset is 6 years old, with no family history, the specific manifestations are bloody stools, often accompanied by malnutrition, anemia, hypoproteinemia and growth retardation, and often accompanied by congenital malformations.

Hematologic colon cancer: It is more common in left-sided colon cancer. Patients often have persistent constipation and may occasionally have increased stool volume. When the tumor ruptures, the fecal stones may be stained with blood or mucus, and even discharge pus.

3. Duodenal diseases

The clinical symptom of rectal polyps is blood in the stool, which is intermittent, bright red in color, and generally in small amounts. This type of disease is more common in children and adolescents.

The specific manifestations of hematogenous colorectal cancer are increased stool volume, narrowing of the stool, and the presence of mucus and blood, accompanied by anal prolapse or a feeling of incomplete defecation. The blood in the stool is bright red or brown in the early stages and the amount is very small. In the late stages, foul-smelling mucus often appears in the stool, and weight loss occurs, which should be taken seriously.

Supplementation of radioactive substances Proctitis can also cause bloody stools, but a history of tumor radiotherapy is required.