If you find the material on this website useful, you will find that the two books ACES for PACES and KEYS to SUCCESS in Medicine complement the material on these sites and will enhance your studying and revision

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ACES for PACES

Medical Revision

Clinical Skills Blogspot

Web ydr.org.uk acesforpaces.com medicalrevision.org

BOF: 14

A 16-year-old boy attends for cardiac catheterisation. The following data are obtained

Site	Pressure (mmHg)	Saturation (%)
SVC	5	65
RA	6	74
RV	25/0-5	78
PA	25/10	79
LV	140/0-12	95
Aorta	140/75	96

What is the diagnosis?

a)      VSD

b)      Fallot’s tetralogy

c)      PDA

d)      Ebstein’s anomaly

e)      ASD

Answer: e)

There is a step up of oxygen saturation in the right atrium. This would indicate a left to right shunt at this level .ASD

Revision Tip

Revise ASD KEYS to SUCCESS in Medicine page 130-132

 

 

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