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   



tea consumption1 - microscopic nephrons1 - noninvasive imaging1 - hiv1 - urine levels1 - hormone-deprivation therapy1 - urethral valve1 - serum urea nitrogen1 - focused ultrasound surgery foundation1 - anal sphincter1 - vegetarian diet1 - burning2 - lpn1 - bladder4 - metanephros1 - ucsf2 - wilson's disease1 - autosomal dominant polycystic kidney disease1 - triage1 - soft drinks1 - asymptomatic hematuria2 - canadian medical association journal2 - labial artery1 - prostate serum antigen1 - chlamydia trachomatis2 - cisplatin1 - myelomatosis1 - bladder injury1 - pubocervical fascia1 - science translational medicine1 -