NOTE: The thicknesses for backing flanges noted in the tables are applicable to. steel. Different metals demand different thicknesses for the same performance, so for. metals other than steel, consideration must be given to thickness. Although Tables 4, 5, 6 and 7 in these guidelines make reference to pressure ratings.
Big difference : A subtotal colectomy is removing almost all the colon; usually just a couple of inches are left near the rectum. A partial colectomy is not done AFTER a subtotal colectomy because there is basically no colon left.
base of tongue. Surgical anatomy An area defined by the Am Joint Committee on Cancer, as extending from the line of the circumvallate papillae to the junction of the base of the epiglottisâvalleculae, including the pharyngoepiglottis and glossoepiglottic folds See Oropharynx, Oropharynx proper.