Dear Welcome to HCM We understand your concerns Your doubts are not right because your physiciann prescribed an MRI and he did not find any abnormalities. Doctors are the best judges of your prresent condition. Let them do their job and you do your job, means just don t worry. Anxiety about physical illnesses and doubts about own health might result in hypochondriasis, which might be your present problem. Drooling and running nose can be treated with sleeping position change and checking snoring. dandruff is due to dry skin and not nerve damage. These symptoms except numbness are treatable individually. Numbness might be just a feeling due to anxiety. Consult a psychologist for further counseling and advice. Get well soon.