If you are diagnosed with strep, you will stop being contagious approximately 24 hours after starting an antibiotic. Antibiotics should help alleviate your symptoms within one or two days, although in some people the symptoms may last up to a week.
Testing can be done before a baby is born to find out if it has thalassemia and determine how severe it may be. Tests used to diagnose thalassemia in fetuses include: 1  Chorionic villus sampling. 2  This test is usually done around the 11th week of pregnancy and involves removing a tiny piece of the placenta for evaluation.3  Amniocentesis.f your doctor suspects your child has thalassemia, he or she may confirm a diagnosis using blood tests. If your child has thalassemia, blood tests may reveal: 1  A low level of red blood cells. 2  Smaller than expected red blood cells.
Hemoglobin is the part of red blood cells that carries oxygen to the rest of the body. A person with thalassemia has fewer healthy red blood cells than normal. This can lead to anemia, a condition that happens when you donât have enough healthy red blood cells or your red blood cells are too small.f your baby has signs and symptoms of thalassemia after birth, your babyâs health care provider can give your baby a blood test to check for the condition. The blood test checks your babyâs red blood cells for size, color and shape.