scholarly journals Antenatal Ultrasound Diagnosis of Congenital High Airway Obstruction Syndrome: A Case Report and Review of Literature

Cureus ◽  
2019 ◽  
Author(s):  
Shaista Afzal ◽  
Kulsoom Fatima ◽  
Mahnaz Ambareen
Author(s):  
Hemant Thakur ◽  
Shirish Vaidya

Abstract Objective: The objective of this study was to describe the antenatal ultrasound appearances of congenital high airway obstruction syndrome (CHAOS), which typically manifests as large echogenic lungs acquiring whole of the thorax and dilatation of the trachea distal to the obstruction and causing intrinsic laryngeal/tracheal obstruction. Case report: A 30-year-old pregnant female with 24 weeks gestation come for routine absolute neutrophil count (ANC) scan. Ultrasonography (USG) was performed, and large echogenic lungs occupying whole of the thoracic cavity compressing the heart in between and causing inversion of the bilateral domes of the diaphragm were found. There was dilatation of the tracheal distal to the lesion and polyhydramnios. Conclusion: The described USG finding of CHAOS may be useful in deciding when to include this entity in the differential diagnosis of enlarged echogenic lungs.


1982 ◽  
Vol 143 (7) ◽  
pp. 848-849 ◽  
Author(s):  
D.E. Blackwell ◽  
J.A. Spinnato ◽  
G. Hirsch ◽  
H.R. Giles ◽  
J. Sackler

2006 ◽  
Vol 43 (3) ◽  
pp. 367-369 ◽  
Author(s):  
Kusai A. El-Musa ◽  
Ramzi S. Shehadi ◽  
Sameer Shehadi

Epignathus is an extremely rare, benign, congenital teratoma that arises from within the oral cavity and may be attached to the mandible, palate, or base of the skull. Because of its location, it can cause airway and feeding problems, as well as secondary defects due to the presence of an intraoral tumor. This tumor usually causes death in neonates, due to airway obstruction. Surgical removal is usually impossible, especially in large tumors (Stone, 1951; Bennett, 1970). A patient with a neonatally diagnosed nonobstructive palatopharyngeal epignathus is described. It was associated with a shortened palate, cleft uvula, and velopharyngeal insufficiency, and was successfully excised surgically.


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