Killian's dehiscence
Encyclopedia
Killian's dehiscence is a triangular area in the wall of the pharynx
between the thyropharyngeus part of the inferior constrictor of the pharynx and the cricopharyngeus muscle, also of the inferior constrictor muscle of the pharnyx (also see Pharyngeal pouch
).
) is more likely to occur.
Pharynx
The human pharynx is the part of the throat situated immediately posterior to the mouth and nasal cavity, and anterior to the esophagus and larynx. The human pharynx is conventionally divided into three sections: the nasopharynx , the oropharynx , and the laryngopharynx...
between the thyropharyngeus part of the inferior constrictor of the pharynx and the cricopharyngeus muscle, also of the inferior constrictor muscle of the pharnyx (also see Pharyngeal pouch
Pharyngeal pouch
Pharyngeal pouch can refer to:* Zenker's diverticulum* Pharyngeal pouch...
).
Clinical significance
It represents a potentially weak spot where a pharyngoesophageal diverticulum (Zenker's diverticulumZenker's diverticulum
In anatomy, Zenker's diverticulum, also pharyngoesophageal diverticulum, also pharyngeal pouch, is a diverticulum of the mucosa of the pharynx, just above the cricopharyngeal muscle...
) is more likely to occur.