Sinus of Morgagni (pharynx)
In the
pharyngeal aponeurosis.[1]
Contents
Structures passing through this sinus are:
- Cartilaginous part of auditory tube
- Levator veli palatini muscle
- Ascending palatine artery
- Palatine branch of Ascending pharyngeal artery
- Tensor veli palatinimuscle
Clinical significance
In nasopharyngeal
tumor
may extend laterally
and involve this sinus involving the mandibular nerve. This
produces a triad of symptoms known as Trotter's Triad
.
These symptoms are:
- Conductive deafness (due to Eustachian tube obstruction)
- Ipsilateral immobility of the soft palate
- Trigeminal neuralgia
References
- ^ Gray's Anatomy 1918, Chapter: The Pharynx Archived 2012-01-21 at the Wayback Machine
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