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(rōt′ŏr) [Abbrev. of rotator] 1. Any spinning tool used in surgery. In cardiac electrophysiology, electrical activity within the heart muscle that moves in a circle.

Rotor syndrome

(rō-tŏr) A benign form of hyperbilirubinemia transmitted as an autosomal recessive trait, in which there is jaundice, but normal aminotransferase levels and normal hepatic synthesis of albumin and clotting factors.


(rō′tō-tōm) A device for cutting tissue, used in arthroscopic surgery.


(rŭf) Not smooth.


(rŭf′ăj) Food fiber that is largely indigestible. SEE: cellulose; fiber, dietary.


(roo-lō′) pl. rouleaux [Fr., roll] A group of red blood cells that are stuck together, resembling a roll of coins.


(rowndz) A regular gathering of health care professionals, typically at or near a patient’s bedside, during which the current status of the patient and planned interventions are reviewed in detail. Specialists or subspecialists may sponsor their own departmental gatherings, e.g., surgical grand rounds, geriatric grand rounds, orthopedic grand rounds.

daily r. Rounds usually conducted in the morning and usually involving a discussion of events that happened during a patient’s overnight care. SYN: morning r.

family-centered r. Rounds in which close family members (parents or children) are asked to participate and share in making decisions.

grand r. Rounds conducted as part of medical education, used esp. in teaching hospitals, in which all aspects of a patient’s condition, management, and problems encountered are presented to faculty members, medical students, and health care workers. This provides an opportunity for all concerned to ask questions and provide comments on the patient’s diagnosis, care, and clinical program. The patient is usually, but not always, present during the conference. SYN: medical grand r.

medical grand r. Grand r.

morning r. Daily r.

ward r. Rounds conducted on inpatients in the unit where the patients reside. SYN: hospital r.


Any member of the phylum Nemathelminthes (Aschelminthes), esp. one belonging to the class Nematoda. SEE: threadworm.


1. A regularly performed behavioral sequence. 2. A standard method of completing a procedure, based on rules or habit. In occupational therapy a customary morning routine might include toileting, bathing, grooming, dressing, eating breakfast, and reading the newspaper.


(roo′ĕn-wī′) An anastomosis of the distal divided end of the small bowel to another organ such as the stomach, pancreas, or esophagus. The proximal end is anastomosed to the small bowel below the anastomosis.

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