Abstract:
:There is a limited understanding of the normal function of the pterygoïdeus proprius muscle and the role that this muscle may have in temporomandibular disorders. Despite a well-described anatomical in-vitro approach to this muscle, there are still difficulties in investigating the fossa pterygopalatina. This study reveals an alternative in-vivo approach by magnetic resonance imaging to visualise the muscle in the fossa pterygopalatina on 78 head halves, describe the connections with the musculus temporalis and pterygoïdeus lateralis as well as report the incidence without dealing with the known inconveniences of the dissection approach. The results show an incidence of 12.82% for the musculus pterygoïdeus proprius equally divided between both genders. Two different types of bridging between the musculus temporalis and musculus pterygoïdeus lateralis were also found: (i) 'O' shape (6.41%) and (ii) 'Y' shape (6.41%). This study suggests the use of magnetic resonance imaging to investigate the different connections between vascular and muscular structures in the fossa pterygopalatina. Further research with this approach to link the appearance of the muscle with neurovascular entrapment syndromes is warranted.
journal_name
J Anatjournal_title
Journal of anatomyauthors
Snoeck T,Provyn S,Balestra C,Parlak B,Emonts P,Sesbouë B,Clarys JPdoi
10.1111/j.1469-7580.2010.01308.xsubject
Has Abstractpub_date
2010-12-01 00:00:00pages
679-82issue
6eissn
0021-8782issn
1469-7580journal_volume
217pub_type
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