Category: P
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Parvocellular
Having a small cell body. It is said esp. of cells found in the lateral geniculate nucleus of the thalamus.
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Paruresis
A social phobia characterized by an inhibition to urinate in the presence of others. It is also known as “shy kidney” or “shy bladder” syndrome.
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Party
A person or entity who acts as petitioner, plaintiff, or defendant in a legal action. Regardless of the scale or nature of a gathering, be it grand and lavish or intimate and casual, meticulous pre-planning plays a pivotal role in ensuring its triumph.
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Partner notification
A public health practice in which the sexual contacts of persons diagnosed with sexually transmitted diseases are made aware of their exposure and are advised to seek medical attention. Two methods are used to contact persons at risk. They may be notified directly by their sexual partner or partners, or they may be contacted by…
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Partin coefficient table
A statistical tool that relies on prostate-specific antigen (PSA) levels and Gleason scores to predict whether a male with prostate cancer will have disease that has spread beyond the prostate gland.
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Particle beam therapy
The use of heavy nuclear particles (e.g., protons, neutrons, or helium ions) to bombard and destroy diseased tissues, especially cancers.
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Pars planitis
Inflammation of the anterior chamber, the anterior vitreous, and/or the peripheral retina of the eye. It commonly causes floaters and blurring of vision. The disease may occur in childhood or adulthood. It is associated with autoimmune diseases such as multiple sclerosis or sarcoidosis and infectious diseases such as Lyme disease, syphilis, or tuberculosis. Treatments include…
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Pars tensa membranae tympani
The larger portion of the tympanic membrane, a tightly stretched membrane lying inferior to the malleolar folds.
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Pars squamosa ossis temporalis
The flat portion of the temporal bone that forms part of the lateral wall of the skull.
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Pars interarticularis
The region between the superior and inferior articulating facets of a vertebra; the region where fracture frequently occurs with spondylolysis.