submucous cleft


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la·ryn·go·tra·che·o·e·soph·a·ge·al cleft

(lă-ringgō-trākē-ō-ĕ-sofă-jēăl kleft)
Absence of fusion of the musculature or cricoid cartilaginous laminae of varying severity: type 1, submucous cleft of the interarytenoid muscles (known also as occult posterior laryngeal cleft or submucous laryngeal cleft); type 2, partial cricoid cleft (known also as partial posterior laryngeal cleft); type 3, total cricoid cleft (known also as laryngotracheoesophageal cleft or total cricoid cleft); and type 4, extension of the cleft into the esophagus.
Synonym(s): laryngotracheo-oesophageal cleft.

la·ryn·go·tra·che·o·e·soph·a·ge·al cleft

(lă-ringgō-trākē-ō-ĕ-sofă-jēăl kleft)
Absence of fusion of interarytenoid musculature or cricoid cartilaginous laminae of varying severity. Symptoms of this anomaly are similar to those of tracheoesophageal fistula.
Synonym(s): laryngotracheo-oesophageal cleft.

submucous cleft,

n a congenital anomaly in which the midportion of the soft or hard palate lacks proper mesodermal development. Nonunion of bone and muscle tissues of the soft and hard palates and concealment by the superficial intact mucoperiosteum. Also called
occult cleft.