An antibody titer is a type of blood test that determines the presence and level (titer) of antibodies in the blood. This test is carried out to investigate if there is an immune reaction triggered by ...
DEAR DR. ROACH: I am a 58-year-old healthy female. I am 6 feet tall, and weigh 130 pounds. My last blood pressure reading was 100/58. I have Raynaud’s phenomenon. I exercise every day (walk, bike, ...