Cyanosis chest x ray

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Cyanosis Microchapters



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Differentiating Cyanosis from other Diseases

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Case #1

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Amandeep Singh M.D.[2]


A chest x-ray may be helpful in the diagnosis of congenital heart diseases leading central cyanosis and other life-threatening causes of cyanosis such as pneumothorax, tamponade, pulmonary edema.

X Ray

  • A Chest x-ray may be helpful in the diagnosis of congenital heart diseases which cause central cyanosis and differentiating cyanosis caused from peripheral cyanosis.
  • Findings on an x-ray suggestive of cyanosis include:
Disease Main X ray finding X ray For more X ray findings
Atrioventricular canal defect Cardiomegaly with increased pulmonary vascular markings click here
Ebstein anomaly Box shaped heart
Case courtesy of Dr Vincent Tatco[1]
click here
Pulmonary atresia(PA) PA-VSD=Mild cardiomegaly
PA-IVS(Intact Intraventricular Septum) = Severe cardiomegaly
Case courtesy of Dr Henry Knipe[2]
click here
Tetralogy of Fallot Boot shaped heart
Case courtesy of Dr Vincent Tatco[3]
click here
Total anomalous pulmonary venous drainage Snowman appearance or figure of 8
Case courtesy of Dr Vincent Tatco[4]
click here
Transposition of the great vessels Egg on a string
Case courtesy of Dr Vincent Tatco[5]
click here


  1. From the case <a href="">rID: 43277</a>
  2. From the case <a href="">rID: 41392</a>
  3. From the case <a href="">rID: 43059</a>
  4. From the case <a href="">rID: 40835</a>
  5. From the case <a href="">rID: 43062</a>