infantilism (redirected from hypophysial infantilism)

infantilism /in·fan·ti·lism/ (in´fan-til-izm) (in-fan´til-izm) persistence of childhood characters into adult life, marked by mental retardation, underdevelopment of sex organs, and often dwarfism.

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cachectic infantilism  that due to chronic infection or poisoning.

hypophysial infantilism  a type of dwarfism with retention of infantile characteristics, due to undersecretion of growth hormone and gonadotropin deficiency.

sexual infantilism  continuance of prepubertal sex characters and behavior after the usual age of puberty.

universal infantilism  general dwarfishness in stature, with absence of secondary sex characteristics.

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in·fan·til·ism (nfn-tl-zm, n-fntl-)

n.

1. A state of arrested development in an adult, characterized by retention of infantile mentality, accompanied by stunted growth and sexual immaturity, and often by dwarfism.

2. Extreme immaturity, as in behavior or character.

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infantilism (infan´tilizm),

n a disturbance marked by mental retardation and retention of childhood characteristics into adult life. Teeth may be delayed in eruption or absent.

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infantilism

reduced size, poor sexual development, poor mental development in adult companion animals.