What is the name of this test to be done before drawing an aerial blood gas sample:
Correct Answer: Allen test
Description: Allen's test: to assess the aerial blood supply of the hand A - Both radial & ulnar aery are occluded; B - Ulnar aery kept occluded, Radial aery released Water hammer test- to detect water hammer pulse in aoic regurgitation Trendelenburg test- to detect weakness of hip abductors
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