How is outlet obstructive constipation detected?

Outlet obstructive constipation refers to outlet obstructive constipation. Outlet obstructive constipation can be detected by rectal digital examination, defecography, endoscopic ultrasonography, etc.

1. Rectal digital

examination is the main means to detect outlet obstructive constipation. The doctor will put his fingers into the rectum. If there is feces, and the patient can touch the anal sphincter when defecating, the puborectalis muscle is spasmodic or contradictory contraction, indicating outlet obstructive constipation.

2.

Defecography is a method of injecting contrast medium into the rectum and then observing the anatomical structure and function of the rectum, which is helpful to diagnose the disease.

3. Endoscopic

ultrasonography is mainly used to evaluate whether there are anatomical abnormalities around the rectum and anus.