Minuteclinic offers various types of health screenings, blood tests and physical examinations. Walk in or schedule an appointment at a minuteclinic near you. Websecond generation fit® is the revolutionary test to aid in the detection of colon cancer, diverticulitis, colitis, polyps and other lower gi disease states. This test requires no diet. Webminuteclinic offers a colorectal cancer risk assessment and fecal based screening called the fecal immunochemical test (fit). With this test, your stool sample is sent to a lab.