R (symbol)


R (symbol)
This much-used symbol has many meanings in medicine. They include: {{}}Respiration: a nurse's note of "R20" is shorthand for 20 respirations (breaths) per minute. Right: A doctor's note of a burn on the "R digit 5" places the burn on the right little finger or toe. Roentgen, an international unit of X-radiation or gamma-radiation. In chemistry, a radical. On a prescription, R (or Rx), recipe, which is Latin for "to take".

Medical dictionary. 2011.

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