(dī″vĕr-tik″yŭ-lō′sĭs) [diverticulum + -osis] Diverticula in the colon without inflammation or symptoms. Only a small percentage of persons with diverticulosis develop diverticulitis. SEE: illus.
DIVERTICULOSIS, SEEN ENDOSCOPICALLY
(dī″vĕr-tik′yŭ-lŭm, dī′vĕr-tik′yŭ-lă) pl. diverticula [L. devertere, to turn aside] An outpouching of the walls of a canal or organ. diverticular (dī″vĕr-tik′yŭ-lăr), adj. SEE: illus.
false d. A diverticulum without a muscular coat in the wall or pouch. This type of diverticulum is acquired.
Meckel d. SEE: Meckeldiverticulum.
true d. A diverticulum involving all the coats of muscle in the pouch wall. It is usually congenital.
Zenker d. SEE: Zenker diverticulum.
(dĭ-vŭl′sor) [L. dis, apart, + vellere, to pluck] A device for dilatation of a part, esp. the urethra.
(diks) An U.S. activist, 1802#x2013;1887, who lobbied state legislatures and the U.S. Congress to found the first generation of American mental asylums. During the Civil War she served as Superintendent of Army Nurses. She was also a teacher, nurse, humanitarian and social reformer.
[AS. dysig, foolish] 1. Lightheadedness, unsteadiness, loss of spatial orientation, or loss of balance. 2. Generalized weakness, faintness, or presyncope. 3. Mental uncertainty; difficulty concentrating; feeling disconnected from one's normal sense of clarity or focus. SYN: giddiness. SEE: vertigo.
degenerative joint disease.
A symbol representing the extent to which a contact lens transmits oxygen. The higher the Dk/t, the better tolerated a contact lens will be in terms of a patient's awareness of the lens, redness in the eyes, sensitivity to bright light, and/or blurring of vision.
diffusion capacity of the lung.
diabetes mellitus; myotonic dystrophy.
disease-modifying antirheumatic drug.
disaster medical assistance team.
decayed, missing, and filled (teeth).