In a decade-long study, a ratio of serum acute tryptase to serum baseline tryptase above 1.74 showed superior diagnostic performance compared with the current consensus formula, which requires serum ...

Dr. F. Dan Atkins answers the question: 'Lab Tests For Anaphylaxis?' — -- Question: Are there lab tests that can be done to determine if a reaction was due to anaphylaxis? Answer: The diagnosis ...