* ADRENAL-USEFUL TIPS *
1 *THE RIGHT ADRENAL NORMALLY APPEARS HIGHER THAN THE LEFT*
2 *THE RIGHT ADRENAL APPEARS MORE ACTIVE THAN THE LEFT BECAUSE OF ITS MORE POSTERIOR POSITION*
3 *THE NORMAL ADRENAL UPTAKE IS LESS THAN, OR EQUAL TO, 0.2% OF THE INJECTED DOSE*
4*AN ADRENAL CARCINOMA MAY HAVE VARIABLE UPTAKE OF TRACER. WHILE THERE IS USUALLY NO UPTAKE, THERE MAY BE FAINT UPTAKE OR EVEN HIGH UPTAKE*
5*THE TYPICAL SCAN APPEARANCE IN CONN'S SYNDROME IS ONE ADRENAL GLAND SHOWING MODERATELY INCREASED TRACER UPTAKE, THE OTHER BEING NORMAL*
6*THE CT SCAN MAY BE LESS HELPFUL IN CONN'S SYNDROME THAN WITH OTHER ADRENAL TUMOURS, SINCE THE ADENOMA IS OFTEN SMALL (LESS THAN 2 CM)*