dear mtms, mon at tmc, when i did the scan, i had to do 3 times leh, coz no full bladder, so must wait.. i believe all got appt, go at ur appt time, no need go early, me and hubby were early coz on half day leave, then hor we reached there at 145pm, appt at 230pm.then the recep said they will queue my appt at the 230pm, even if b4 230pm got no patients, oso must wait.. anyway, 1st time scanned at 245,no full bladder, 2nd scan at 320, still no full bladder, cannot see clearly, and 3rd scan at 345, still no full bladder but bladder is filling so can see better liao..