Common Medical Terms ACD Association brain anoxia

Parents, family and friends who want to understand more about what happened to their child by reading ACDMPV articles published in medical journals or autopsy reports may find it a daunting task due to the array of often confusing technical terms used in these documents.

The list of definitions below is far from comprehensive, but hopefully will provide clarification of some medical terms that are not readily available in most standard dictionaries. If you come across some other medical terms you don’t understand, please send them to us and we will attempt to get a definition. Acinar pertaining to the acinus acinus (pulmonary definition) that part of the airway consisting of the respiratory bronchiole and all of it’s branches alveolar relating to a alveolus alveolus a small cell, cavity, or socket anoxia absence or almost complete absence of oxygen from inspired gases, arterial blood or tissue apnea absence of breathing calice plural of calix calix one of the branches or recesses of the branches of the kidney into which the orifices of the malpighina renal pyramids project cryptorchidism failure of one or both of the testicles to descend cyanosis A dark bluish or purplish coloration of the skin and mucous membrane due to deficient oxygenation of the blood distal situated away from the center of the body, or from the point of origin dysplasia abnormal tissue development epithelial relating to or consisting of epithelium epithelium the purely cellular avascular layer covering all the free surfaces, cutaneous, mucous, and serous, including the glands and other structures derived therefrom hydronephrosis dilation of the pelvis and calices of one or both of the kidneys resulting form obstruction to the flow of urine hypertrophy general increase in bulk of a part or organ not due to tumor formation hypoxemia subnormal oxygenation of aterial blood, short of anoxia hypoxia decrease below normal levels of oxygen in inspired gases, arterial blood, or tissue, short of anoxia idiopathic denoting a disease of unknown cause karyotype the chromosome characteristics of the individual cell or of a cell line labile unstable, unsteady, not fixed lumen the space in the interior of a tubular structure, such as an artery or the intestines necropsy same as autopsy neonate newborn parenchyma A distinguishing or specific cells of a gland or organ, contained in and supported by the connective tissue framework perfuse to force blood or other fluid to flow from the artery to the vascular bed of a tissue or to flow through the lumen of a hollow structure perinatal occurring during, or pertaining to the periods before, during or after the time of birth.Brain anoxia

I.E., before delivery from the 28 th week of gestation through the first seven days after delivery perioral around the mouth phenotype the appearance resulting from the interaction of the genetic makeup of a person with the environment pleura the serous membrane enveloping the lungs and lining the walls of the pleural cavity pleural relating to the pleura pneumocytes another name for an alveolar cell prostaglandin any of the class of physiologically active substances present in many tissues, with effects such as vasodilation, vasoconstriction, stimulation of intestinal or bronchial smooth muscle, uterine stimulation and antagonism to hormones influencing lipid metabolism pulmonary alveolus one of the thin- walled saclike terminal dilations of the respiratory bronchioles, alveolar ducts, and alveolar sacs across which gas exchange occurs between alveolar air and the alveolar capillaries pulmonary hypertension high blood pressure in the pulmonary arteries.Brain anoxia normally, the pressure in the pulmonary arteries is low (compared to that in the aorta). Pulmonary hypertension can irrevocably damage the lungs sepsis presence of various puss -forming and other pathogenic organisms, or their toxins, in the blood or tissues septa plural for septum septum a thin wall dividing tow cavities or masses of softer tissue serous relating to, containing, or producing serum or a substance having a watery consistency tachypnea rapid breathing

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