porencephalusn.

Brit.

/ˌpɔːrɛnˈsɛfələs/,

/ˌpɔːrɛnˈsɛfl̩əs/,

/ˌpɔːrɛnˈkɛfələs/,

/ˌpɔːrɛnˈkɛfl̩əs/, U.S.

/ˌpɔrɛnˈsɛfələs/

Forms:

α. 1800s– porencephalus.

β. 1800s porencephalon.

Origin: A variant or alteration of another lexical item; modelled on a Greek lexical item. Etymons: porencephalia n., porencephaly n., German Porencephalie.

Etymology: Alteration of either porencephalia n. or porencephaly n. (or their etymon German Porencephalie), after ancient Greek ἐγκέϕαλος (see encephalos n.); perhaps modelled on hydrocephalus n., microcephalus n., etc.

Medicine. Now rare.

= porencephaly n.

ΘΚΠ

the world > health and disease > ill health > deformity > deformities of specific parts > [noun] > of brain

anencephaly1829

porencephalia1859

microgyria1878

porencephalus1882

porencephaly1882

1882 Brain 5 350 In other cases, instead of a cicatrix with diffused atrophy, a distinct loss of substance has been found in one or both hemispheres of the brain. This condition, named Porencephalus by Heschl, will be subsequently considered at greater length.

1895 Lancet 7 Dec. 1424/2 The absence of a necropsy unfortunately makes it difficult to say whether this case can strictly be regarded as one of porencephalon.

1945 M. Sherman Intelligence & its Deviations vii. 137 The pathological findings in Little's disease may vary from a combination of atrophic and inflammatory changes to hydrocephalus and porencephalus.

1993 Jrnl. Intellect. Disability Res. 37 569 Very low birth weight newborn infants with cerebellar porencephalus should be observed more carefully with clinical and EEG examinations to detect infantile spasms earlier.

This entry has been updated (OED Third Edition, December 2006; most recently modified version published online March 2022).

单词	porencephalus
释义	porencephalusn. Brit. /ˌpɔːrɛnˈsɛfələs/, /ˌpɔːrɛnˈsɛfl̩əs/, /ˌpɔːrɛnˈkɛfələs/, /ˌpɔːrɛnˈkɛfl̩əs/, U.S. /ˌpɔrɛnˈsɛfələs/ Forms: α. 1800s– porencephalus. β. 1800s porencephalon. Origin: A variant or alteration of another lexical item; modelled on a Greek lexical item. Etymons: porencephalia n., porencephaly n., German Porencephalie. Etymology: Alteration of either porencephalia n. or porencephaly n. (or their etymon German Porencephalie), after ancient Greek ἐγκέϕαλος (see encephalos n.); perhaps modelled on hydrocephalus n., microcephalus n., etc. Medicine. Now rare. = porencephaly n. ΘΚΠ the world > health and disease > ill health > deformity > deformities of specific parts > [noun] > of brain anencephaly1829 porencephalia1859 microgyria1878 porencephalus1882 porencephaly1882 1882 Brain 5 350 In other cases, instead of a cicatrix with diffused atrophy, a distinct loss of substance has been found in one or both hemispheres of the brain. This condition, named Porencephalus by Heschl, will be subsequently considered at greater length. 1895 Lancet 7 Dec. 1424/2 The absence of a necropsy unfortunately makes it difficult to say whether this case can strictly be regarded as one of porencephalon. 1945 M. Sherman Intelligence & its Deviations vii. 137 The pathological findings in Little's disease may vary from a combination of atrophic and inflammatory changes to hydrocephalus and porencephalus. 1993 Jrnl. Intellect. Disability Res. 37 569 Very low birth weight newborn infants with cerebellar porencephalus should be observed more carefully with clinical and EEG examinations to detect infantile spasms earlier. This entry has been updated (OED Third Edition, December 2006; most recently modified version published online March 2022). < n.1882
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