syndrom in English:

This syndrome causes people normally thought of as being extremely attractive to look in the mirror and see faults in their faces and figures that no one else can see.

He suffers from Down's syndrome

It is not clearly stated in their study if the patients overcame this syndrome during the therapy.

Foreign accent syndrome is an as-yet unexplained medical condition where the patient can no longer pronounce his mother tongue correctly and seems to have a foreign accent.