As promised , update DTV visa request in Belgium.
After the normal 4 weeks processing time my DTV was approved.
This is all the information i can give .
Brussels Thai embassy
Online e visa request done.
Proof of 14000 euro in Belgian bank account, balance from day DTV request was made.
Uploaded passport and photo.
Uploaded appointment pdf received from Bangkok Hospital by email .
The appointment was made online and stated the reason for the medical consult booking.
350 euro paid.
Nothing else needed.
Hope this helps , but this is for Brussels embassy.