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myxedematous psychosisA clinical form of hypothyroidism which is more common in the elderly, characterised by dementia, delirium, impaired hearing and memory, acalculia, somnolence, mental withdrawal, paranoia, and possibly hallucinations and frank psychosis.
myxedemaEndocrinology Severe hypothyroidism characterized by yellowish discoloration, nonpitting edema, especially facial, accompanied by periorbital puffiness, puffy lips, and tongue, hoarse voice and sluggish movement; myxedema elicits several reactions a sui generis
Myxedema coma A complication of severe hypothyroidism, characterized by a loss of consciousness, which may be iatrogenic–sedatives in hypothyroidism are very slowly metabolized, may be due to infections or cold exposure; or rarely, occurring spontaneously Mortality 20-50%
Myxedema madness A condition most common in the elderly, characterized by impaired hearing and memory, acalculia, somnolence, psychologic withdrawal, and paranoia
Myxedema megacolon Pseudo-obstruction due to ↓ GI motility
Myxedema wit Confabulation or use of humorous non-sequiturs by a hypothyroid Pt in order to draw the interviewer's attention away from the Pt's impaired memory
A colloquial term for a wide range of psychiatric manifestations accompanying profound hypothyroidism, including personality disorders, neurotic traits, and psychotic features.