A CLINICO.PATHOLOGICAL STUDY OF ANAL FISTULAE
A CLINICO.PATHOLOGICAL STUDY OF ANAL FISTULAE
A CLINICO.PATHOLOGICAL STUDY OF ANAL FISTULAE
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Anal Fbtula<br />
Review of Lileralure<br />
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Fig (9): Coronal diagram of the para-rectal and para-anal spaces<br />
illustrating how an abscess can track posteriorly from one lateral space to<br />
gain access to contralateral space.<br />
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Blood Supnlv<br />
The major arterial blood supply,to rectum and anal canal is provided<br />
by superior and inferior hemonhoidal arteries whereas the middle rectal<br />
artery has variable contribution depending on the size of superior rectal<br />
artery<br />
Venous drainage<br />
l<br />
Venous drainage of rectum and anal canal runs with arterial supply,<br />
f)rainage tluough superior hemonhoidal vein is into the portal system,<br />
Drainage through middle, inferior hemorrhoidal veins is into internal<br />
iliac veins to inferior vena cave i.e. svstemrc<br />
I<br />
There are free anastomosis between all of these venous channels.