loss of consciousness / Nerve injury/irritation / blood vessel injury / Deep Venous Thrombosis / injury C. Related / Air embolism / injury / Superficial thrombophlebitis / Brachial artery pseudoaneurysm B. Vasovagal / Infiltration D. Allergic reactions / Arteriovenous fistula / Other arm pain A3 Localized infection/ inflammation / Arm pain / /