PR Medical Abbreviation

Prevalence Rates

Prevalence Ratio

Progression Rate

Prolonged Remission

Primary

First or foremost in time or development. The primary teeth (the baby teeth) are those that come first. Primary may also refer to symptoms or a disease to which others are secondary.A primary tumor is one that is at the original site at which it arose. For example, a primary brain tumor is one that arose in the brain as opposed to one that arose elsewhere and metastasized (spread) to the brain. The original tumor is sometimes called "the primary."

Presbyopia

Presbyopia is a defect of vision in which objects are not clearly visible due to weakening of eye muscles in old age. It is overcome by the use of suitable lenses in the same frame.

Probucol

Probability

The relative likelihood of a particular outcome among all possible outcomes.

Poor Responders