Monday, 21 November 2016

HEPATIC IMAGING

8.All are true regarding imaging of liver except
a.segmental anatomy on dynamic CT is more readily  depicted in fatty liver
b.portal vein and hepatic veins are  hypodense to normal parenchyma on delayed CT
c. portal vein and hepatic veins are  hypodense to normal parenchyma on CTAP
d.hepatic deposits are hypodense to normal parenchyma on CTAP
e.Sensitivity of CTAP is greater than MRI in detecting focal lesions
8.---c
 Portal vein and hepatic veins are  hyperdense to normal parenchyma on CTAP.
Hepatic deposits are hypodense to normal parenchyma on CTAP because hepatic deposits receive blood supply primarily from hepatic artery.
Sensitivity of CTAP is greater than dynamic CT,delayed CT and  MRI in detecting focal lesions and so it is pre-operative choice of imaging


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