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Morphological Analysis on the Occipital Condyles and Review of the Literature / Análisis Morfológico de los Cóndilos Occipitales y Revisión de la Literatura
Aragão, José Aderval; de Santana, Guilherme Machado; da Cruz de Moraes, Rebeca Zelice; Aragão, Iapunira Catarina Sant'Anna; Aragão, Felipe Matheus Sant'Anna; Reis, Francisco Prado.
  • Aragão, José Aderval; Federal University of Sergipe. Department of Morphology. Postgraduate Applied Health Science Programs. Aracaju. BR
  • de Santana, Guilherme Machado; Federal University of Sergipe. Department of Morphology. Postgraduate Applied Health Science Programs. Aracaju. BR
  • da Cruz de Moraes, Rebeca Zelice; Federal University of Sergipe. Department of Morphology. Postgraduate Applied Health Science Programs. Aracaju. BR
  • Aragão, Iapunira Catarina Sant'Anna; Federal University of Sergipe. Department of Morphology. Postgraduate Applied Health Science Programs. Aracaju. BR
  • Aragão, Felipe Matheus Sant'Anna; Federal University of Sergipe. Department of Morphology. Postgraduate Applied Health Science Programs. Aracaju. BR
  • Reis, Francisco Prado; Federal University of Sergipe. Department of Morphology. Postgraduate Applied Health Science Programs. Aracaju. BR
Int. j. morphol ; 35(3): 1129-1132, Sept. 2017. ilus
Article in English | LILACS | ID: biblio-893104
ABSTRACT
Most anatomical and biomechanical studies on the craniovertebral junction have involved morphological or morphometric analysis on the occipital condyles. Some of these studies have provided important findings based on different surgical procedures. The shape, size and angle of the occipital condyles and the locations of the intracranial and extracranial orifices of the hypoglossal canal are highly important because they may affect the lateral approaches to the craniovertebral junction. To determine the frequency of occurrence of different morphological types of occipital condyle. 214 occipital condyles in 107 dry human skulls were analyzed and the classification of their morphological types was determined through assessing digitized photographic images. Among the 107 skulls analyzed, 59.8 % were male and 40.2 % were female. Their ages ranged from 11 to 91 years, with a mean of 57.56 years. Of the total of 10 morphological types of occipital condyle that were found, more than 50 % were of the "8", "S" and ring types. Condyles of "8" and "S" shape were the main types found in male skulls the "8" shape prevailed on the left side and the "S" shape on the right side. However, in female skulls, these two types had equal bilateral distribution.
RESUMEN
La mayor parte de los estudios anatómicos y biomecánicos de la unión cráneo-vertebral han sido realizados sobre el análisis morfológico o de la morfometría de los cóndilos occipitales. Algunos de estos trabajos tienen previsto importantes hallazgos basados en diferentes procedimientos quirúrgicos. De tal forma, el tamaño y ángulo del cóndilo occipital bien como su localización de los orificios intracraneales y extracraneales del canal hipogloso son de gran importancia, ya que pueden afectar a los enfoques laterales de la unión cráneo-vertebral. El objetivo del estudio fue determinar la prevalencia de los tipos morfológicos de cóndilos occipitales. Fueron analizados 214 cóndilos de 107 cráneos secos de humanos y la clasificación de los tipos morfológicos fue determinada a partir de los análisis de estudio de imágenes fotográficas digitalizadas. De los 107 cráneos que fueron analizados, 59,8 % eran de sexo masculino y 40,2 % de sexo femenino, cuyas edades comprendidas entre 11 y 91 años con una media de 57.56 años. De un total de 10 tipos morfológicos de los cóndilos occipitales encontrados, más del 50 % eran de tipo ocho, S y anillo. Los cóndilos en forma de "8" y "S" fueron los principales tipos encontrados, en el sexo masculino, la forma en "8" prevaleció en el lado izquierdo, y el tipo morfológico en "S", en el lado derecho del cráneo. Mientras que en el sexo femenino esos dos tipos tuvieron una equitativa distribución bilateral.
Subject(s)


Full text: Available Index: LILACS (Americas) Main subject: Atlanto-Occipital Joint / Cephalometry / Occipital Bone Type of study: Risk factors Limits: Adolescent / Adult / Aged / Aged80 / Child / Female / Humans / Male Language: English Journal: Int. j. morphol Journal subject: Anatomy Year: 2017 Type: Article Affiliation country: Brazil Institution/Affiliation country: Federal University of Sergipe/BR

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Full text: Available Index: LILACS (Americas) Main subject: Atlanto-Occipital Joint / Cephalometry / Occipital Bone Type of study: Risk factors Limits: Adolescent / Adult / Aged / Aged80 / Child / Female / Humans / Male Language: English Journal: Int. j. morphol Journal subject: Anatomy Year: 2017 Type: Article Affiliation country: Brazil Institution/Affiliation country: Federal University of Sergipe/BR