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Petechia
Petechia A pinpoint, non-raised, purplish-red spot caused by intradermal or subcutaneous hemorrhage. Plural is petechiae.
RELATED TERMS--------------------------------------
Intradermal
Within the skin.
Subcutaneous
Below the skin.
Hemorrhage
A general term for loss of blood, often profuse, brought about by injury to the blood vessels or by a deficiency of certain necessary blood elements such as platelets.
SIMILAR TERMS--------------------------------------
Petechia, pl. petechiae
Minute hemorrhagic spots, of pinpoint to pinhead size, in the skin, which are not blanched by pressure.
Peter Lougheed Centre
The Peter Lougheed Centre is a hospital in Calgary, Alberta, Canada.
Peter MacCallum Cancer Institute
The Peter MacCallum Cancer Institute is a hospital in East Melbourne, Victoria, Australia.
Peterborough doctors
All doctors near Peterborough, Great Britain. Doctors who can assist a patient in Peterborough.
Petersburg Medical Center
Petersburg Medical Center is a hospital in Petersburg, Alaska (USA).
Petersfield Hospital
The Petersfield Hospital is a hospital in Petersfield, Hampshire, England (Great Britain).
PREVIOUS AND NEXT TERMS--------------------------------------
Patent
Open, exposed or unobstructed.
Patent ductus arteriosus
An abnormal persistence after birth of an open lumen in the ductus arteriosus, between the pulmonary artery and the aorta.
Pathogenesis
The sequence of events that leads to a disease or morbid process. It may be, for example, hormonal, chemical, infectious, genetic or traumatic in nature.
Pedunculated
Elevated, as on a stem (peduncle).
Peribronchial
Around the bronchus.
Petechia
Peyer's Patches
Ovoid, elevated patches of closely packed lymphoid follicles in the mucosa and submucosa of the small intestine. Also called aggregated lymphoid follicles.
Phagocyte
Any cell that ingests foreign material, other cells or microorganisms.
Pheochromocytoma
A small tumor of chromaffin cells, usually of the adrenal medulla, but occasionally of the chromaffin tissue of sympathetic paraganglia. Functional tumors secrete catecholamines.
Phlebitis
Inflammation of the vein.
Pinna
The projecting part of the ear; also known as the auricle.
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