<prompt> A patient comes to the clinic requesting a tuberculin skin test as a pa of his preemployment check up. All of the following are methods of tuberculin testing exceptTine testHeaf testPirquet testQuantiferon gold  <response>: Quantiferon gold is not a type of tuberculin skin test. It is a type of interferon-gamma release assays IGRAs, a whole-blood tests that can aid in diagnosing Mycobacterium tuberculosis infection. Two IGRAs that have been approved by the US FDA are QuantiFERON-TB Gold In-Tube test QFT-GIT; T-SPOT.TB test T-Spot There are 3 described methods for tuberculin skin testing TST: Mantoux test, also known as the Pirquet test preferred method Heaf test Tine test Reference: Ananthanarayan and Paniker;s Textbook of Microbiology Tenth edition 