You are doing and have done all the important things to help your son.Perhaps getting a second opinion from another speech therapist may help as he has had speech therapy with his present therapist for 3 years with no improvement.
The information provided does not constitute a diagnosis of your condition. You should consult a medical practitioner or other appropriate health care professional for a physical exmanication, diagnosis and formal
advice. Health24 and the expert accept no responsibility or liability for any damage or personal harm you may suffer resulting from making use of this content.