Maybe your doctor picked up that you are concerned about the, well irregularity, and didn't want you to wait too long? I went with exactly the same issue, so I understand the discomfort and the underlying worry. in my case all was declared as it should be and some 'stuff' prescribed to ensure complete emptying. Please try not to worry, I didn't find the camera procedure ipainful or even embarrassing, more interesting really. At least you will have your answer quickly. Please let us know the outcome and again, try not to worry.