Is my daughter suffering from Down syndrome?

Patient's question:

Age: 3 and a half months
Main symptoms: Absent hand, unable to walk now
Onset time: From birth
Laboratory test results:

Doctor's answer:

Hello, Down syndrome has a special facial appearance and cannot rely on the main hand for diagnosis, mainly relying on karyotype analysis. If karyotype analysis is confirmed, it can be diagnosed. It is recommended to have a test.