What are the causes of hydronephrosis?

It can bring great pain to the patient, and many patients can't even bear the suffering of this condition. What is the cause of the hydronephrosis?
1. Posterior nature obstruction
The patient's subsequent obstruction is also a cause of the formation of the disease, which may result from local fixation due to inflammation or ischemic scars. Or it's a ectopic kidney; Calculi or scar stenosis caused by trauma.
2. External factor obstruction
What are the causes of hydronephrosis?
The causes of the disease may also be caused by arterial or venous lesions;
Women are often caused by diseases of reproductive disease; Pelvic tumors or inflammation; Pathological changes in the gastrointestinal tract can also lead to the occurrence of the disease.
3. Various diseases of lower urinary tract
It is mainly caused by obstruction, common diseases have tumor, urethral stricture, prostate hyperplasia, calculi and so on disease occurrence obstruction can cause the formation of the disease.


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