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Medical Dictionary Terms Beginning with Q
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Quarantine
Quarantine: The period of isolation decreed to control the spread of infectious disease. Before the era of antibiotics and the like, quarantine as one of the few available means for halting the reach of infectious diseases. The word quarantine comes frmore detail info...
Quasi- (prefix)
Quasi- (prefix): Prefix meaning seemingly. As, for example, in quasidominant, seemingly dominant.more detail info...
Quasidiploid
Quasidiploid: Seems to have the usual two full sets of 23 chromosomes and so to have a normal chromosome complement, but on closer examination, this is not so. Many malignant cells are quasidiploid. Also called pseudodiploid.more detail info...
Quasidominant
Quasidominant: Pattern of inheritance that seems due to a dominant trait but, in fact, is due to the mating of a person who has a recessive disorder (with 2 copies of a gene causing the disease) with someone who is an asymtomatic carrier ( and has 1 comore detail info...
Queensland tick typhus
Queensland tick typhus: One of the tick-borne rickettsial diseases of the eastern hemisphere, similar to Rocky Mountain spotted fever, but less severe, with fever, a small ulcer (eschar) at the site of the tick bite, swollen glands nearby (satellite lymore detail info...
Quickening
Quickening: This apt word refers to the miraculous moment during pregnancy when the baby is first felt to move. Quickening has been used in this sense in the English language since 1530.more detail info...
Quiescent
Quiescent: Inactive, resting. Tuberculosis might be quiescent (inactive).more detail info...
Quinacrine
Quinacrine: An antimalarial drug and, in cytogenetics, a fluorescent dye used to stain chromosomes. The Y chromosome stains brilliantly with quinacrine.more detail info...
Quincke's disease
Quincke's disease: This is angioneurotic edema (or angioedema), a form of localized swelling of the deeper layers of the skin and fatty tissues beneath the skin. Hereditary angioneurotic edema (or hereditary angioedema) is a genetic form of angimore detail info...
Quinine
Quinine: A classic antimalarial agent, quinine took its name from the Peruvian Indian kina meaning bark of the tree (they called it the fever tree), the cinchona tree from which quinine was first gained.more detail info...
Quinsy
Quinsy: Not a TV detective but an old word for a peritonsillar abscess. Whether you call it quinsy or a peritonsillar abscess, it is a collection of pus (an abscess) behind the tonsils that pushes one of the tonsils toward the uvula (the prominentmore detail info...
Quintan fever
Quintan fever: Quintan means recurring every 5 days, the characteristic duration of trench fever. Quintan or trench fever is a disease borne by body lice that was first recognized in the trenches of World War I, when it is estimated to have affecmore detail info...
Quotidian
Quotidian: Recurring each day, as in a fever that returns every day. From the Latin "quotidianus" meaning "daily." (In French, the noun "quotidien" is a daily newspaper).more detail info...
Quotient
Quotient: The result of mathematical division. The I.Q. (Intelligence Quotient) is arrived at by dividing the person's mental age (as determined on the Binet test) by the person's chronologic age and multiplying by 100. So if a child scores at the 8-yemore detail info...
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