نتایج جستجو برای: arteriography
تعداد نتایج: 2160 فیلتر نتایج به سال:
A NEW diagnostic test such as coronary IAV arteriography must pass through three stages before its ultimate elinical applicability can be determined. During the first stage, the test is used by its developers on a limited group of patients. During the second stage, the test is applied widely as clinical investigators explore possible niew applications. Coronary arteriography is in this second s...
Arteriography to detect gastrointestinal bleeding, which is often intennittent, is only likely to yield diagnostically useful infonnation if the patient is actively bleeding at a rate of greater than 1.0 cclmin at the time of the procedure. To avoid the unnecessary morbidity of a negative arteriogram we studied Tc-99m in vitro labeled red blood cell (RBC) scintigraphy as a screening test for ar...
Purpose: To compare the diagnostic efficiency of carbon dioxide (CO2) and an iodinated contrast medium (ICM) for detection of arterial haemorrhage. Methods and materials: Over a 24-month period, 23 patients were referred 26-times for angiography to detect arterial gastrointestinal haemorrhage. The CO2 arteriography was performed only when standard ICM arteriography was undetermined or negative....
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