[header] How to diagnose turner syndrome [title] Conduct an ultrasound to check for prenatal indicators. [step] Many cases of ts are detected inadvertently and while a baby is still in the womb. A typical prenatal ultrasound can often reveal several indicators of the condition, although specific testing is required for a diagnosis of ts. 
[substeps] Lymphoedema, a swelling of the body's tissues, is a frequent prenatal indicator of ts and can often be picked up on an ultrasound. If it is detected, testing for ts may be warranted.