Enlarged cisterna magna in trisomy 18: prenatal ultrasonographic diagnosis.
Ultrasonographic visualization of an enlarged cisterna magna was the initial clue that led to the prenatal diagnosis of trisomy 18 in five patients. Prenatal diagnosis of trisomy 18, a lethal defect, is important for proper patient counseling and management.
Thurmond
A S
AS
Department of Diagnostic Radiology, Oregon Health Sciences University, Portland 97201.
Nelson
D W
DW
Lowensohn
R I
RI
Young
W P
WP
Davis
L
L
D002531:Cerebellum / Q000473:pathology; D002887:Chromosomes, Human, Pair 18; D002946:Cisterna Magna / Q000473:pathology*; D005260:Female; D006801:Humans; D011247:Pregnancy; D011296:Prenatal Diagnosis; D014314:Trisomy; D014463:Ultrasonography