anal canal


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Related to anal canal: hemorrhoids, appendix, Ischioanal fossa

anal canal

n
(Anatomy) the terminal part of the rectum forming the passage to the anus
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
Anal canal cancer (ACC) is a relatively uncommon neoplasm, with an incidence of about 1-3 cases per 100,000 and accounting for about 2% of gastrointestinal malignancies [1-3].
Piketty et al.[53] demonstrated high rates of anal infection and squamous intraepithelial lesions in HIV-positive men with no previous history of anal intercourse - an observation made subsequently in other studies.[54] In such instances, anal HPV infection is thought be transferred to the anal canal through transiently infected fingers or toys, as well as by shedding from other infected genital sites.
Pharmaceutical company Ventrus Biosciences Inc (NasdaqCM:VTUS) reported on Monday the completion of patient admission in the second Phase 3 clinical trial of Diltiazem Hydrochloride 2% Cream (VEN 307) in patients with pain related to anal fissure (AF), a tear in the lining of the anal canal characterised by severe anal pain associated with or after bowel movements.
Chronic tension in the internal anal sphincter -- the muscular ring that surrounds the anal canal -- is often an underlying factor because it reduces blood flow to the region.
Any abnormality palpable in the anal canal must be regarded as cancer until proven otherwise.
After completion of surgery, a piece of small gauze soaked in lignocaine jelly was used to pack the anal canal lightly in all the patients and the wound was covered with a T-bandage.
"There is severe damage to the anal canal," said Dr MC Misra, chief, AIIMS trauma centre.
1st Degree: Bleeding, with haemorrhoids that prolapse into but not out of the anal canal. 2nd Degree: Bleeding and seepage, with haemorrhoids that prolapse on defecation but reduce spontaneously.
She had a bleeding mucocutaneous lesion in anal canal along with papullonodular lesions on the face, gingival hypertrophy and flexion contractures of small joints of hands and feet.
A colonoscopy revealed a large exophytic, friable, and ulcerated mass in the rectum and anal canal (Figure 1).
HDE was continued in the anal canal and the upper anal canal was identified by the puborectalis sling on EUS.
Her daughter was born more than a month early, the lawsuit says, with problems that included an abnormally narrow large intestine, rectum and anal canal, the suit alleges.