Information about basic study (authors, journal, year of publication, and country of origin), study design (prospective or retrospective), patients' characteristics (number of patients with anal canal
cancer performing FDG-PET, mean age, and gender), technical aspects (injected dose of FDG and acquisition modality), and reference standard results (benign versus malignant histology) was collected.
Cleanse the area with water only; using soap can dry out the lining of the anal canal
dilatation was described by Lord in 1989 (15), but incidence of uncontrolled damage to the internal sphincter fibres was high (8).
Our patient had a very aggressive SCNC tumor involving the rectum and anal canal
, and the occurrence of SIADH made the diagnosis of SCNC of the GI tract less likely.
The outflow area in lower rectum showed outflowing perforators in anterior and lateral wall of rectum, and the outflow area in anal canal
demonstrated outflowing perforators.
Patients with carcinoma of the anal canal
may be treated with combination of radiation and chemotherapy to avoid the need for surgical resection of the anus and a permanent colostomy.
Low-fiber diets are responsible for hemorrhoids as it yields harder stools that patients will often strain to pass which can cause bowel smooth muscle hypertrophy and injure the tissues of the anal canal
He had carried out careful postmortem studies of patients who had died of recurrent disease and became convinced of the importance of wide and extensive removal of the rectum, anal canal
, adjacent muscles and draining lymph nodes.
(1) Nearly 80% of anal canal
tumours are squamous cell carcinomas (SCC).
The anal canal
receives sensory projections through the pudendal nerve, and the clitoris is also innervated by the pudendal nerves.
Anal cytology is a noninvasive method of screening, which is performed primarily by anal secretion collection through a brush (Dacron swab) introduced into the anal canal
and removed with gentle rotation movements.
After a review of diagnostic terms, the chapters cover tumors of the oesophagus, oesophago-gastric junction, stomach, ampullary region, small intestine, appendix, colon and rectum, the anal canal
, liver and intra-hepatic bile ducts, gallbladder and extra-hepatic bile ducts, and pancreas.
"HPV infection of keratinized epithelium, such as the penile skin, might generate lower and weaker immune responses than infection of mucosal epithelium such as the cervix or anal canal
64 HIV-positive men with high-grade anal lesions were randomised to use imiquimod cream or matched placebo in the anal canal
three times a week for four months.
Saif (medicine and medical oncology, Yale U.) brings together 14 articles by contributors working in oncology, surgery, and gastroenterology in the US and Taiwan who address pathophysiology, epidemiology, clinical features, diagnostic modalities, and current and future treatment options for malignancies of the esophagus, stomach, liver, pancreas, colon, and anal canal
, and gastrointestinal stromal tumors.