I began drinking water for my ultrasound. I had to drink two litres of water 2 hours before my ultrasound. One problem, I have a very small bladder capacity and can't hold alot of water for very long so this was going to be a challenge. 15 minutes after finishing the water I could already feel the water hitting my bladder. After 1 hour I was already feeling a moderate need to pee but not excruciating yet. 10 minutes later I am getting dressed, I decided to wear jeans and a tshirt, I brushed my teeth and put my shoes on and headed out the door to my car, as I climbed into my car I felt a large