The Hemoccult II SENSA test is a rapid and convenient test for detecting fecal occult blood which may be indicative of gastrointestinal disease. Designed so patients can collect serial specimens over 3 days, Hemoccult II SENSA triple slide products increase the probability of detecting hidden blood from polyps and cancer, which can bleed intermittently. Proven to deliver the highest clinical sensitivity readings, this test accurately predicts more true positives of occult blood. Features: Hemoccult SENSA has been proven to give the highest clinical sensitivity readings (92 percent for colorectal cancer) helping significantly in the early detection of pre-cancerous adenomas and colorectal cancers Hemoccult SENSA Single Slides are convenient for use when single fecal specimens are collected for routine in-office gastrointestinal screening Box contains: 100 Hemoccult Sensa Single Slides (test cards), two 15 mL bottles of Hemoccult Sensa Developer, 100 applicator stick.