Urology Today.net

Site updated at Thursday, 12 May 2016

Common Urological Problems

Upper Urinary Tract

Upper urinary tract

In the cervical portions of the paired blocks of intermediate mesoderm the primitive precursor of the kidney,  the pronephros,  first appears in the fourth week of gestation. 

This structure rapidly regresses in the human embryo.  The midzone mesonephros, however, continues to differentiate, giving rise to tubular structures which,  although ultimately destined to contribute… Upper urinary tract   



Urinary Stone Disease Symptoms & Signs at Presentation

Upper-tract urinary stones usually eventually cause pain.

The character of the pain depends on the location. Calculi small enough to venture down the ureter usually have difficulty passing through the ureteropelvic junction, over the iliac vessels,  or entering the bladder at the ureterovesical junction (Figure 16–7).

A. PAIN
Renal colic and noncolicky… Urinary Stone Disease Symptoms & Signs at Presentation   



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