Are there different levels of Down syndrome?

There are three types of Down syndrome. People often cant tell the difference between each type without looking at the chromosomes because the physical features and behaviors are similar. Trisomy 21: About 95% of people with Down syndrome have Trisomy 21.

How do I know if my baby has Down syndrome?

Diagnosing Down syndrome Parents who think their child may have Down syndrome may notice the slanting eyes, flat-appearing face, or low muscle tone. Babies with Down syndrome may seem floppy in activity, and they may take longer to hit developmental milestones. These can include sitting up, crawling, or walking.

What part of the body does it generally affect Down syndrome?

Down syndrome is a genetic disorder that can affect many different parts of the body. An extra part or whole Chromosome 21 is the cause of Down syndrome. It is the most common chromosomal abnormality. This syndrome can affect the heart, the brain, the hormone system and the skeleton.