CIRCULARITY SYSTEM

CLINICAL APPLICATIONS:

1.ISCHEMIC HEART DISEASE.
2.ASSESSMENT OF CARDIAC FUNCTION.
3.CONGENITAL HEART DISORDERS.
4.ASSESSMENT OF PULMONARY BLOOD FLOW.
5.IDENTIFICATION OF THROMBUS.
6.IDENTIFICATION OF CARDIAC TUMORS.
7.CARDIAC TRANSPLANTATION.

-THALLIUM & DRUGS
A. EXERCISE:
1. BETA BLOCKERS (PROPRAUOL) : NIL 3 DAYS
2. NITRATES (GLYCERAL NITRATES) : NIL DAY OF TEST
3. CALCIUM BLOCKERS : NIL 24 HOURS
4. ACE INHIBITORS : OK
B. PERSANTINE:
1. AMINOPHYLLINE : NIL 48 HOURS
2. CAFFEINE : NIL 12 HOURS

*LEFT VENTRICULAR EJECTION FRACTION (LVEF) = COUNTS IN LV AT END-DIASTOLE - COUNTS IN LV AT END SYSTOLE COUNTS IN LV AT END-DIASTOLE - BACKGROUND COUNTS

*DIPYRIDAMOLE TEST
     DIPYRIDAMOLE
     0.7 mg/kg iv              201Tl INJECTION         IMAGING
        I         I         I         I         I
        I         I         I         I         I
I-----I-----I-----I-----I-----I-----I-----I-----I-----I-----I-----//-----I-----I-----I-----I-----I-----//-----I
0       2         4         6         8         10         12           150

HR, BP AND ECG MONITORING


*CIRCULARITY-USEFUL TIPS *
*CIRCULARITY-2-USEFUL TIPS *
*INDIUM PLATELET IMAGING INTERPRETATION*
*CARDIOVASCULAR IMAGING INTERPRETATION*
* CIRCULARITY SYSTEM *