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Which of the Following Occult Blood Tests Does Not Require

Question 17

Multiple Choice

Which of the following occult blood tests does not require a restrictive diet prior to testing because it uses an antibody-antigen reaction to detect human blood rather than the guaiac methods, which detect any blood (i.e., red meat in the stool) ?


A) Colocare method with testing sheets placed in the toilet after three separate bowel movements to be read within 30 seconds and recorded as positive or negative
B) iFOB method using a sampling probe that is placed in a solution and sent back to the lab for testing
C) Coloscreen III method that applies three separate fecal samples onto three testing cards that are then returned to the lab for testing
D) All the occult blood tests restrict the eating of red meat before and during the testing period.

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