By Eli D. Ehrenpreis MD, Eli D. Ehrenpreis MD (auth.), Eli D. Ehrenpreis, Shmuel Avital, Mark Singer (eds.)
Anal and Rectal ailments: A Concise handbook offers a succinct reference at the topic for clinicians, together with basic care physicians, gastroenterologists, common surgeons, physician's assistants and nurse practitioners. awarded in a constant structural kind that offers either a normal precis of person themes in the box in addition to extra info to help people with a few history wisdom within the topic region, this useful quantity offers details with regards to the sector of anorectal ailment in a structure that's simply obtainable for quick acquisition of information. each one subject is printed in a multidisciplinary style with the clinical, surgical, and pathological elements truly designated in every one part. each one part essentially describes the situation with up to date administration instructions and useful scientific pearls. the quantity gains prime quality illustrations within the kind of dependent hand drawn figures, tables, pictures of actual findings, endoscopic reveals and radiographs. The medical photos and x-rays might be of serious price to gastroenterologists whose strong point isn't really coloproctology. Chapters on automated tomographic colography (virtual colonoscopy) and others hide the more moderen applied sciences hired for diagnostic reasons in those ailments. Anal and Rectal ailments: A Concise handbook offers clinicians with a device for swift session for direct sufferer care and management.
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Extra info for Anal and Rectal Diseases: A Concise Manual
Hemostasis of bleeding lesions can be performed through this channel using injection therapy with epinephrine and thermal coagulation therapy. D. Ehrenpreis Fig. 7 The base of the cecum and ileocecal valve demonstrated on colonoscopy Fig. 8 Melanosis coli of the colonic mucosa seen during colonoscopy. The mucosa has a speckled or snake skin appearance. Pale areas represent sparing of lymphoid aggregates. Lipfuscin accumulation in histiocytes causes the characteristic darkening of the mucosa 2 Diagnostic Procedures 27 colonic polyps, screening of normal individuals for colon cancer or colonic polyps, evaluation of patients with chronic inflammatory bowel disease or unexplained diarrhea, other mucosal abnormalities (see Fig.
Subjects are then seated on a radiolucent commode. Lateral fluoroscopy is performed following identification of the anal canal. The radiologist instructs the patient to hold the barium to allow films to be taken at rest, and to squeeze the anus shut to hold in the barium to obtain “squeeze” films. Finally, the patient is asked to strain and attempt to evacuate the barium. Continuous video fluoroscopy is the preferred method of obtaining data. Static views are also obtained, and the anatomic position of the pubococcygeal line is determined.
Retroflexion of the sigmoidoscope in the distal rectum allows visualization of the proximal anal canal and the dentate line. This is particularly useful for looking at internal hemorrhoids and high anal canal lesions. The retroflexed view is also useful for finding polyps in the distal rectum (see Fig. 23). If colitis is suspected based on visualization of the mucosa and/or clinical history, biopsies are obtained and sent for histologic evaluation. Typical Abnormal Findings Screening of the distal 60 cm of the colon may reveal polyps or colon cancer; evaluation of the distal 60 cm of the colon allows for identification of sources of rectal bleeding, including hemorrhoids and proctocolitis.