Section Q

QC: Quality control.

qd: Once a day.

qid: Four times a day.

QNS: Quantity not sufficient.

qod: Every other day.

q2h: Every two hours.

q4h: Every four hours.

q6h: Every six hours.

q8h: Every eight hours.

q12h: Every twelve hours.

qt: Quart.

Quadriparesis: Weakness of all four extremities.

Quarantine: Restriction of the activities of well persons or animals who have been exposed to a case of communicable disease during its period of communicability (i.e., contacts) to prevent disease transmission during the incubation period if infection should occur.

Quartan malaria: Malaria caused by Plasmodium malariae.

Quaternary structure: In proteins, the number and arrangement of individual polypeptides in the final protein molecule.

Quotidian malaria: Type of malaria in which fevers occur every 24hrs; may indicate early infection or mixed infection.

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