1 If you had the test to screen for colon cancer and you're at average risk â you have no colon cancer risk factors other than age â your doctor may recommend waiting one year and then repeating the test. 2  Positive result. 3  A fecal occult blood test is considered positive if blood is detected in your stool samples. A fecal occult blood test is considered positive if blood is detected in your stool samples. 2  You may need additional testing â such as a colonoscopy â to locate the source of the bleeding.
1 Note that we have to import java.util.InputMismatchException in order to use the InputMismatchException class.  We are using a while loop to ask the user the same question until the user enters the correct input.
In Microsoft Excel we use VBA for each loop. The purpose of a Excel VBA loops is to get Excel to repeat a piece of code a certain number of times.ctiveCell.Offset(1, 0).Select Loop Until IsEmpty(ActiveCell.Offset(0, -1)) End Sub. This macro places a formula into the active cell, and moves into the next cell down. It uses Loop Until to tell Excel to keep repeating the code until the cell in the adjacent column (column B) is empty.