CONSTRICTIONS OF URETER

&ITS APPLIED ANATOMY

By, AMUTHAMEENA MANOHARAN

THIAGGU PALANJAYAGANTHAN MANAUGAR

MOHD ZAHIR

OVERVIEW

• Origin , course & relations

• Constrictions

• Applied anatomy

URETER

ORIGIN, COURSE & RELATIONS

ORIGIN:Hilum of kidney - A pair- Each 25cm

ORIGIN, COURSE & RELATIONS

ORIGIN, COURSE & RELATIONS

ORIGIN, COURSE & RELATIONS

• 3 Constrictions :

1) at its origin = pelviureteric junction

2) pelvic brim = when it crosses external iliac artery

3) vesico ureteric junction = just before it ends in bladder

CONSTRICTIONS

CONSTRICTIONS

origin

pelvic brim

vesico ureteric junction

APPLIED ANATOMY• Urinary tract stones– Easily formed in the constriction sites– More frequent in men– More common in people aged 20-60 yrs old– Pain radiates from ‘loin to groin’– Hematuria occurs sometimes– Other complications:• Infection• Urinary obstruction• Renal failure

APPLIED ANATOMY

Reference

• BD chaurasia• Gray’s anatomy• Applied anatomy snell