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Tuesday, 24 April 2018

CASE 490: ANECHOIC CRESCENT' S SIGN OF AORTA DISSECTING, Dr PHAN THANH HẢI, MEDIC MEDICAL CENTER, HCMC, VIETNAM



Man 34 yo, now  epigatric pain  with history of  operation for repairing aortic valve since 2008.
Ultrasound of abdomen detected abnormal aorta.          
US 1  crossed- section   aortic  size 3 cm   with anechoic crescent in lumen of aorta
US 2  longitudinal scan  with  Doppler dual gates=  aorta had double  flows intra aorta in turbulence.



US 3  video


Ultrasound suspected   dissection of  abdominal aorta
MSCT angio: 





CT 1   crossed section near aortic valve.
CT 2  crossed section over cross aortic   also see “crescent sign" of the wall of aorta,  with double lumen.
CT 3  frontal view.
CT4   full aortic tree =aortic dissection.
Summary:   Anechoic crescent sign in ultrasound or CT of  aortic dissection.
REFERENCES:
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