🩸 Blood Group and Rh Typing Test Know Your Blood Type – A Vital Step for Health & Safety The Blood Group and Rh Typing Test identifies your ABO blood group (A, B, AB, or O) and determines whether your Rh factor is positive or negative. This test is essential before blood transfusions, surgeries, or pregnancy to ensure compatibility and prevent medical complications. At M Star Diagnostics, we use accurate and reliable testing methods to determine your blood group and Rh type with precision. Knowing your blood group helps doctors make safe and timely medical decisions in case of an emergency or planned treatment.