|
With guidance the patient is asked to blow into a tube as
forcefully as possible. A machine attached to the tube gives readings,
which may indicate asthma or monitor conditions such as emphysema. It
can also be a useful tool for pre-operative assessment in some patients. What To Expect When You Have A Sigmoidoscopy During the exam a small tube is passed through the rectal area to visualize the sigmoid portion of the colon through fiber optics. The test usually takes about 20-25 minutes to complete. Patient Preparation Patients are instructed to eat lightly the day before the
examination and especially for the dinner meal. On the day of the examination,
you will need to give yourself an enema 2 hours before and again 1 hour
before the test. In addition, your physician may recommend an over-the-counter
laxative drink to assist in your preparations.
A treadmill exercise test is used to assess how the heart responds to physical exertion. What To Expect When You Have A Treadmill The physician will watch the EKG pattern while the patient is being tested as the patient walks on the treadmill at a progressively quicker pace and increased incline. Patient Preparation We suggest that you wear comfortable clothes to exercise
and shoes fit for walking briskly or running. Patients may eat a light
meal four hours prior to the test.
| ||