Medical Dictionary Definitions A - Z - «M»:

Myriad
Myriad: A great number, a very large number, a huge number of something. There are, for example, myriad ways in which syphilis can present; it is the great imitator. "Myriad" is a Greek word for 10,000 (ten thousand)....
Myringotomy
Myringotomy: A surgically placed tiny incision in the eardrum. Any fluid behind the eardrum can then drain and usually thickened secretions can be removed. A small plastic ear tube (a tympanostomy tube) is often inserted into the eardrum to keep the middle ear aerated for a prolonged period of t...
Myxedema coma
Myxedema coma: A rare and life-threatening complication of hypothyroidism (low levels of thyroid hormones in the bloodstream) characterized by loss of brain function (coma). Before a patient develops myxedema coma, features of hypothyroidism are usually present and may have gone unsuspected for a...
Myxedema, infantile
Myxedema, infantile: Hypothyroidism (subnormal activity of the thyroid gland) that starts after birth and is manifest by features including delays in growth and development and myxedema surfacing during infancy. Myxedema is a dry waxy type of swelling, often with swollen lips and nose. Infant...
Myxoma
Myxoma: A benign tumor composed of primitive connective tissue. The plural is myxomas or myxomata....
Myxomata
Myxomata: The plural (along with myxomas) of myxoma....

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