Category: R
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Rumpf’s symptom
A quickening of the pulse when pressure is exerted over a painful spot.
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Rump
The posterior end of the back, the gluteal region, or the buttocks.
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Rummaging
Searching for lost objects, often in an aimless, repetitive, or fruitless manner. It is a characteristic of some patients affected by dementias and other brain diseases.
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Rum fits
A colloquial phrase for alcohol withdrawal seizures. Most occur during the 7- to 48-hr period following abstinence. There may be a single seizure, but most occur in bursts of two to six. These seizures do not represent latent epilepsy.
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Rumex acetosella
Sheep sorrel, a green leafy vegetable promoted for its anticancer effects.
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Rule in
A colloquial term for meeting the diagnostic criteria for a specific disease, especially for a myocardial infarction.
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Rule of thirds
The classification of bone shaft fractures: proximal third, midshaft, and distal third. Midshaft fractures heal more slowly than other fractures because the blood supply in the middle of a bone is less than that at either end.
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Rule of ten
The criteria used to judge the readiness of an infant for surgical repair of a cleft lip. The infant must weigh 10 lb, be 10 weeks old, have a hemoglobin value of 10 g, and have a white blood cell count less than 10,000.
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Rule of nines
A formula for estimating percentage of body surface areas, particularly helpful in judging the portion of skin that has been burned. For the adult, the head represents 9%; each upper extremity 9%; the back of the trunk 18%, and the front 18%; each lower extremity 18%; and the perineum the remaining 1%.
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Rugosity
The condition of being folded or wrinkled.