Rapid tests are rapid diagnostic test (RDT), that is used to diagnose the emergency in the very initial step. The results come out within some time and the procedure for the treatment can be decided based accordingly. Hence time is saved and can be used efficiently in planning the next step in the treatment.Hence the term Rapid for quick and reliable diagnosis. There are different rapid tests available; for instance rapid urease test, rapid HIV test, rapid drug test, rapid diagnostic tests for malaria parasites.