Urology Today.net

Site updated at Thursday, 12 May 2016

Common Urological Problems

Genitourinary Tract

Embryogenesis -Paediatric Urology

Human gestation spans a period of 38 weeks, from fertilisation to birth. Conventionally, pregnancy is divided into three trimesters,  each of 3 months’ duration.  The formation of organs and systems (embryogenesis)  takes place principally between the third and 10th weeks of gestation. Throughout the remainder, the fetal organs undergo differentiation, branching, maturation and growth.… Embryogenesis -Paediatric Urology   



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   



regional lymph nodes1 - acidosis1 - high blood sugar1 - kidney abnormality1 - calcifications in the blood vessels1 - pcnl1 - computed tomography6 - uric acid nephropathy1 - chronic kidney disease in children1 - prolapse symptoms3 - pelvic-floor-muscle1 - calcium channel1 - kidney damage7 - lower kidney function2 - prostate-specific antigen test1 - kidney tumours1 - mutation1 - muscle-invasive bladder cancer1 - mrna1 - aurora a kinase1 - prostate cancer incidence1 - external sphincter dyssynergia3 - acute renal failure1 - cystoscopy1 - vascular calcification1 - calcium4 - defects of water absorption1 - bph3 - ohsu knight cancer institute1 - renal diabetes insipidus1 -