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Obstetrics » Obstetrics 2nd And 3rd Trimester
Prenatal detection of cystic adenomatoid malformation of the lung
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Author(s) :
Fabrice Cuillier, MD
 
Presentation This is a routine antenatal scan at 22 weeks of gestation.
 
 
 
Caption: Transverse section of fetal abdomen and thorax
Description: The fetal abdomen appears normal with the stomach seen on left image. The image on the right side is of the fetal thorax showing a cystic structure occupying most of the right hemithorax.
 
 
 
Caption: Transverse section of the fetal abdomen
Description: This is a scan at the level of the kidneys. Bilateral pyelectases is noted.
 
 
 
Caption: Transverse section of the fetal thorax
Description: The cyst occupies most of the right hemithorax.
 
 
 
Caption: Left coronal section of the hemithorax
Description: The cyst is noted in the right hemithorax. There is no evidence of cardiac decompensation.
 
 
 
Caption: Left coronal section of the hemithorax
Description: The internal characteristics of the cystic structure in the right hemithorax are better demonstrated here. Few thin internal septations are noted.
 
Differential Diagnosis Cystic adenomatoid malformation of the lung
 
Final Diagnosis Cystic adenomatoid malformation of the lung
 
Discussion More cases and discussion on congenital cystic adenomatoid malformation are available here [click to view]
 
Follow Up This fetus died at 28 weeks of gestation.
 
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