How does defecate exert urethral haemorrhage amount to return a responsibility not much

Urethral bleeding is usually caused by trauma, urethral stones, urethritis, etc., the specific analysis is as follows:

1, trauma

if the urethral part suffered trauma easily caused by vascular damage, when the patient forced defecation, will cause vascular pressure rise, leading to rupture again, so there will be a small amount of blood exudation.

2, urethral stones

When the patient stool force, may cause stone position changes, easy to scratch local mucosa, causing submucosal vascular rupture, resulting in a small amount of blood flow from the urethra.

3, urethritis

is an inflammatory disease, if the patient does not intervene as soon as possible, easy to lead to mucosal edema and congestion, and even vascular damage, resulting in forced defecation when there is a small amount of blood.