With the Transit Card, the only difference was that the rapid transit fare deduction would be $2.00. The cash fare on buses would increase to $2.00, with transfers no longer available. The CTA's last fare increase in 2009 was $2.25 on trains, with $2.00 the fare on buses.
Testing For Diarrhea. To test for potential causes of diarrhea, a stool sample must be collected. A small amount of the stool should be collected in a sterile container to prevent contamination. This can be done at your primary care provider's office, urgent care, or at an emergency room if the condition has become severe.
In addition to a general physical exam and a digital rectal exam, doctors use the following tests and procedures to diagnose chronic constipation and try to find the cause: 1  Blood tests. 2  Examination of the rectum and lower, or sigmoid, colon (sigmoidoscopy). 3  Examination of the rectum and entire colon (colonoscopy).