Antenatal diagnosis of a congenital nasolacrimal duct cyst by ultrasonography: a case report.
With proximal and distal obstruction to the lacrimal drainage system, mucus accumulates forming a cyst. In order to diagnose a nasolacrimal duct cyst antenatally, the sonographer must image the region adjacent to the orbits.
University of Pittsburgh School of Medicine, Department of Otolaryngology, Children's Hospital of Pittsburgh, Pennsylvania.
C M
CM
Alper
K H
KH
Chan
L M
LM
Hill
P
P
Chenevey
D000328:Adult; D003560:Cysts / Q000000981:diagnostic imaging* / Q000601:surgery; D004200:Diseases in Twins; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007766:Lacrimal Apparatus Diseases / Q000000981:diagnostic imaging* / Q000601:surgery; D009301:Nasolacrimal Duct / Q000601:surgery; D011247:Pregnancy; D016216:Ultrasonography, Prenatal