Author: Glossary
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Paracasein
An insoluble protein formed when rennin or pepsin acts on the casein in milk; this reaction, which results in the curdling of milk, occurs only in the presence of calcium ions.
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Paracanthoma
A tumor involving the prickle-cell layer of the epidermis. A growth that originates from the skin’s prickle-cell layer.
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Parablepsia
Abnormality of vision (e.g., visual hallucinations).
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Para-aortic body
One of the small masses of chromaffin tissue along the abdominal aorta that secrete epinephrine.
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Para aminohippuric acid
A derivative of aminobenzoic acid. The salt, paraaminohippurate, is used to test the excretory capacity of the renal tubules.
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Para
A woman who has produced a viable infant (weighing at least 500 g or of more than 20 weeks gestation) regardless of whether the infant is alive at birth. A multiple birth is considered to be a single parous experience.
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Papulovesicular
Denoting the presence of both papules and vesicles. A condition defined by the coexistence of both papules and vesicles.
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Papulosis
The presence of numerous and generalized papules.
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Papuloerythematous
Denoting the occurrence of papules on reddened skin.
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Piezogenic pedal papule
A soft, painful, skin-colored papule present on the non weight-bearing portion of the heel. It disappears when weight is taken off the foot and heel. This papule is caused by herniation of fat through connective tissue defects.