2021 전문의 모의시험
Approach to midgut malrotation
Barium meal follow through and ultrasound of abdomen with colour Doppler study to see the relationship of SMA and SMV to each other. Also to r/o volvulus
Normally SMV lies to the right of SMA. True or False?
Complications of malrotation
Midgut vovulus and internal hernia
Diagnostic criteria for midgut volvulus
1) Corkscrew sign on barium study;
2) Whirlpool sign on colour Doppler study of SMA and SMV
What is whirlpool sign?
Color Doppler study of SMA and SMV shows SMV wrapped around the SMA.
This is diagnostic of midgut volvulus
Occasional pain in abdomen of intermittent type; no history of vomiting