Dictionary

red cell distribution width See CBC.

red cell count The number of red blood cells in a volume of blood. The normal range varies slightly between laboratories, but is generally in the range of 4.2–5.9 million cells/cmm. Red cell count can be expressed in international units as (4.2–5.9) × 1,012 cells per liter. Also known as erythrocyte count. See also CBC.

red cell See erythrocyte.

red blood cell See erythrocyte.

recurrent respiratory papillomatosis See laryngeal papillomatosis.

recurrent laryngeal nerve See laryngeal nerve, recurrent.

recurrent aural vertigo See Ménière’s disease.

recurrent Appearing or occurring again. For example, a recurrent fever is a fever that has returned after an intermission, a recrudescent fever.

recurrence risk The chance that a disease will strike again. In medical genetics, the chance that an inherited disease that is present in a family will recur in that family, affecting another person or persons.

recurrence The return of a sign, symptom, or disease after a remission. The reappearance of cancer cells at the same site or in another location is a form of recurrence.

recur To occur again; to return. For example, a symptom, sign, or disease can recur.

recuperate To recover health and strength. Also known as convalesce.