Abnormal Fetal Abdomen

Question 0

Esophageal Atresia / TE fistula

Answer 0

Fluid filled esophagus
Absent stomach
Polyhydramnios
May see st with fistula

Fluid can’t pass through esophagus

Assoc with trisomy 21, aneuploidy, vacterl

Question 1

Situs Inversus

Answer 1

Partial poor prognosis
Complete good

Total or partial reversal of thoracic and abd organs

Question 2

Duodenal Atresia

Answer 2

Obstruction of duodenum

Assoc with trisomy 21

Double bubble sign
Polyhydramnios
Seen around 24wks

Question 3

Fetal ascites

Answer 3

Fluid in fetal abd

Assoc with hydrops, bowel perforation, bladder outlet obstruction, ❤️ fail, infection, tumors, twin twin transfusion

Question 4

Meconium Peritonitis

Answer 4

Fetus perforates bowel in utero

Ascites, poly, meconium pseudocyst, bright Echogenic mass, ca+ around liver

Assoc with cystic fibrosis, bowel obstruct

Question 5

Colon Obstruction

Answer 5

Colon > 23mm

Assoc with imperforate anus, anal atresia, Hirschsprung’s Disease

Question 6

Hirschsprung’s Disease

Answer 6

Blockage of colon due to improper muscle movement in bowel. Hard to poop.

Question 7

Echogenic Bowel

Answer 7

Bowel Echogenic as bone

Assoc with TORCH, aneuploidy, cystic fibrosis, IUGR

Question 8

Urachal cyst

Answer 8

Midline. Embryonic reminant urachus

Question 9

Mesenteric cyst

Answer 9

Midline. Between bld & st