Can a medical visa be issued for orthodontic treatment in Thailand after returning from the pandemic?

The user is inquiring about the possibility of obtaining a medical visa to continue orthodontic treatment in Thailand, following a hiatus due to the pandemic. They seek information on the required documents and the duration for which the visa can be issued. A commenter mentioned that, while they are unsure about obtaining a medical visa from outside Thailand, a medical extension is possible in Thailand with a doctor's letter, typically ranging from 30 to 90 days based on the treatment.