Anatomical Study of the Pterygospinous and Pterygoalar Bony Bridges and Foramens in Dried Crania and its Clinical Relevance

The ossification of the intrinsic ligaments of the sphenoid bone has been reported in the literature. The presence of bony bridges by ossification of the pterygospinous and pterygoalar ligaments has clinical significance in the infratemporal fossa contents. The purpose of this study is to analyze th...

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Autores principales: Suazo Galdames,Iván, Zavando Matamala,Daniela, Smith,Ricardo Luiz
Lenguaje:English
Publicado: Sociedad Chilena de Anatomía 2010
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Acceso en línea:http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-95022010000200012
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spelling oai:scielo:S0717-950220100002000122010-10-21Anatomical Study of the Pterygospinous and Pterygoalar Bony Bridges and Foramens in Dried Crania and its Clinical RelevanceSuazo Galdames,IvánZavando Matamala,DanielaSmith,Ricardo Luiz Pterygospinous ligament Pterygoalar ligament Infratemporal fossa Foramen ovale Porus crotaphitico-buccinatorius The ossification of the intrinsic ligaments of the sphenoid bone has been reported in the literature. The presence of bony bridges by ossification of the pterygospinous and pterygoalar ligaments has clinical significance in the infratemporal fossa contents. The purpose of this study is to analyze the prevalence of ossification of these ligaments and assess morphometrically the pterygospinous (Civinini's) and pterygoalar (crotaphitico-buccinatorius) foramens. A total of 312 human skulls from the collection of Universidade Federal de São Paulo (UNIFESP) were used to assess the presence of total or partial ossification in pterygospinous (Types I and II) and pterygoalar (Types III and IV) ligaments. Of the sample, 37.18% had some degree of ossification; in Type I, ossification was found in 1.6%, while Types II, III and IV had 13.14, 3.84, and 22.43%, respectively. The pterygospinous foramen presented an average diameter between 10.626­7.366 mm, whereas for the pterygoalar foramen it was between 5.202­3.793 mm. The presence of these formations must be considered in the therapeutic procedures that are performed in the infratemporal region, in assessing pain affecting the territory innervated by the mandibular nerve.info:eu-repo/semantics/openAccessSociedad Chilena de AnatomíaInternational Journal of Morphology v.28 n.2 20102010-06-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-95022010000200012en10.4067/S0717-95022010000200012
institution Scielo Chile
collection Scielo Chile
language English
topic Pterygospinous ligament
Pterygoalar ligament
Infratemporal fossa
Foramen ovale
Porus crotaphitico-buccinatorius
spellingShingle Pterygospinous ligament
Pterygoalar ligament
Infratemporal fossa
Foramen ovale
Porus crotaphitico-buccinatorius
Suazo Galdames,Iván
Zavando Matamala,Daniela
Smith,Ricardo Luiz
Anatomical Study of the Pterygospinous and Pterygoalar Bony Bridges and Foramens in Dried Crania and its Clinical Relevance
description The ossification of the intrinsic ligaments of the sphenoid bone has been reported in the literature. The presence of bony bridges by ossification of the pterygospinous and pterygoalar ligaments has clinical significance in the infratemporal fossa contents. The purpose of this study is to analyze the prevalence of ossification of these ligaments and assess morphometrically the pterygospinous (Civinini's) and pterygoalar (crotaphitico-buccinatorius) foramens. A total of 312 human skulls from the collection of Universidade Federal de São Paulo (UNIFESP) were used to assess the presence of total or partial ossification in pterygospinous (Types I and II) and pterygoalar (Types III and IV) ligaments. Of the sample, 37.18% had some degree of ossification; in Type I, ossification was found in 1.6%, while Types II, III and IV had 13.14, 3.84, and 22.43%, respectively. The pterygospinous foramen presented an average diameter between 10.626­7.366 mm, whereas for the pterygoalar foramen it was between 5.202­3.793 mm. The presence of these formations must be considered in the therapeutic procedures that are performed in the infratemporal region, in assessing pain affecting the territory innervated by the mandibular nerve.
author Suazo Galdames,Iván
Zavando Matamala,Daniela
Smith,Ricardo Luiz
author_facet Suazo Galdames,Iván
Zavando Matamala,Daniela
Smith,Ricardo Luiz
author_sort Suazo Galdames,Iván
title Anatomical Study of the Pterygospinous and Pterygoalar Bony Bridges and Foramens in Dried Crania and its Clinical Relevance
title_short Anatomical Study of the Pterygospinous and Pterygoalar Bony Bridges and Foramens in Dried Crania and its Clinical Relevance
title_full Anatomical Study of the Pterygospinous and Pterygoalar Bony Bridges and Foramens in Dried Crania and its Clinical Relevance
title_fullStr Anatomical Study of the Pterygospinous and Pterygoalar Bony Bridges and Foramens in Dried Crania and its Clinical Relevance
title_full_unstemmed Anatomical Study of the Pterygospinous and Pterygoalar Bony Bridges and Foramens in Dried Crania and its Clinical Relevance
title_sort anatomical study of the pterygospinous and pterygoalar bony bridges and foramens in dried crania and its clinical relevance
publisher Sociedad Chilena de Anatomía
publishDate 2010
url http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-95022010000200012
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AT zavandomatamaladaniela anatomicalstudyofthepterygospinousandpterygoalarbonybridgesandforamensindriedcraniaanditsclinicalrelevance
AT smithricardoluiz anatomicalstudyofthepterygospinousandpterygoalarbonybridgesandforamensindriedcraniaanditsclinicalrelevance
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