Category: W
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Warm ischemia
The absence of blood flow to a body part or organ intended for transplantation before its removal from a cadaveric donor.
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Whole bowel irrigation
The administration of large volumes of a nonabsorbable fluid to remove potentially hazardous contents from the gastrointestinal tract. It is used to prepare some patients for bowel surgery and to decontaminate the gut after overdose.
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White infarct
Anemic infarct.
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Waning immunity
The progressive loss of protective antibodies against an antigen or disease that occurs with the passage of time. It is a crucial factor in vaccination.
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Wick humerus
An active humidification system in which gas flow is exposed to a material saturated with water.
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Weight lifter headache
A form of exertional headache that occurs after straining during workouts with free weights or weight-training machines.
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Writing hand
A deformity of the hand in which the tips of the thumb and first finger are touching and the other fingers are flexed as if holding a writing instrument. This is seen in Parkinson’s disease.
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Watch glass
A shallow, saucer-like glass dish, resembling the glass cover widely used to cover the face of a large pocket watch.
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Waddling gait
A gait in which the feet are wide apart and the walk resembles that of a duck. It occurs in coxa vara and double congenital hip displacement when lordosis is present. In late pregnancy, hormone-induced softening allows some pelvic movement at the sacroiliac and pubic symphysis articulations on ambulation. Compensatory widening of the stance results…
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Wood’s filter
An ultraviolet light source used to diagnose some fungal and bacterial skin diseases.