Category Investigations
CCC Critical Care compendium 340

Shunts and Echocardiography

OVERVIEW can use bubble testing to ID calculate gradients if L->R shunt reverses due to pulmonary hypertension it is Eisenmenger syndrome Echo may not detect extra-cardiac shunts ASD patent foramen ovale (30% incidence in general population) ostium secundum ostium primum…

CCC Critical Care compendium 340

BHCG, Rhesus D and Progesterone

15% of the population are Rhesus negative; Rh D immunoglobulin is administered to non-sensitised Rh D negative women to prevent the development of Rh D antibodies and in so doing prevent Rh D induced haemolytic disease of the newborn.
CCC Critical Care compendium 340

CT Head Interpretation

The CT head scan is a computer-generated series of images from multiple X-rays taken at different levels. Fine X-ray beams passed through the subject are absorbed to different degrees by different tissues and the transmitted radiation is measured by a scanning device.