The ABO test shows that people have one of four blood types: A, B, AB, or O. If your red blood cells have: 1  The A antigen, you have type A blood. 2  The liquid portion of your blood (plasma) has antibodies that attack type B blood.
Autism can be detected at age 1 year in some (but not all) toddlers Results of the Pierce study (2011) indicated that it is possible to detect some toddlers showing early signs autism and other delays at 12 months using a simple, broad band screening tool (i.e., the CSBS DP IT Checklist) that takes only 5 minutes for a caregiver to complete.
âScreeninâg Recommendations. Developmental. The AAP recommends conducting developmental surveillance at every health supervision visit and conducting developmental screening using formal, validated tools at 9, 18, and 30 months, or whenever a concern is expressed. In addition, an autism-specific screening is recommended at ages 18 and 24 months.