“…Similarly, Blue and Harman [5] reported a 20% rate of vasovagal reactions (5/25), but Hirst and Davis [4] noted only 5%, of which 2% resulted in cancellation of the procedure ( n = 683, including both stereotactic and sonography-guided core biopsies). Caines et al [1] reported the lowest frequency of vasovagal reactions, at 0.3% (4/125).…”