The arrays may be of a. di erent data type. I Use a MATLAB cell array. In a cell array, each element of. the array is another array. We are generating arrays recursively. and they do not need to be of the same data type. First we work with structures.
Updated February 18, 2016. A fecal occult blood test (FOBT) is a non-invasive way to screen for blood in your stools, which can be a symptom of colon cancer. If a FOBT finds blood in your stools, you will be referred for further colon cancer screening, such as colonoscopy or flexible sigmoidoscopy.
What To Think About. 1  Stool tests can produce false-positive and false-negative results. 2  False-positive means that the test may be positive when you don't have a polyp or cancer. 3  False-negative means that the test may be negative when you do have a polyp or cancer.hat To Think About. 1  Stool tests can produce false-positive and false-negative results. 2  False-positive means that the test may be positive when you don't have a polyp or cancer. 3  False-negative means that the test may be negative when you do have a polyp or cancer.