Medicine The antibody responsible for heparin induced thrombocytopenia is: A Antiheparin / PF4 antibody B Antiheparin / PF2 antibody C Antiheparin / GP IIb/IIIa antibody D Antiheparin GP Ib/IX antibody 💡 Explanation The antibody responsible for heparin induced thrombocytopenia is: ✓ Correct Answer: A. Antiheparin / PF4 antibody