snub. (mining engineering). To increase the height of an undercut by means of explosives or otherwise. To check the descent of a car by the turn of a rope around a post.
Sessile polyps simply mean that the mass is flat and does not have a stalk. The other types of colonic polyps are pedunculated- these are not flat but attached to a stalk. Since a sessile colonic polyp does not have a stalk, it is usually found very close to the colonic wall lining.
An abnormal pap is an indication that the test has identified some abnormality in the cells that were sent to the laboratory for study. Abnormal paps can be th â¦ e result of bacterial/viral infections and/or changes in the cells of the vagina/cervix. However, an abnormal pap alone is not a symptom of HIV infection.