1.

Which of the following is the incoreect statement regarding GI bleeding

A. The sensitivity of angiography for detecting GI bleeding is about 10-20% as compared to nuclear imaging
B. Angiography can image bleeding at a rate of 0.05/0.1 min or less( it is rate for tc99 rbc scan)
C. 99To –RBC scan image bleeding at rate as low 0.05-0.1 ml/min
D. Angiography will detect bleeding only if extravasation is occurring during the injection of contrast (sumer seth)
Answer» C. 99To –RBC scan image bleeding at rate as low 0.05-0.1 ml/min


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