A neonate’s CXR shows double bubble sign. Exam: low set ears, flat occiput. What is the most
likely dx?
a. Downs syndrome
b. Fragile X syndrome
c. Turner’s syndrome
d. DiGeorge syndrome
Q. 1. What is the key?
Q. 2. What double bubble sign indicate?
Ans. 1. The key is A. Down’s syndrome.
Ans. 2. Double bubble sign indicate duodenal atresia.