Dr. Chaichan Deerojanawong, a former qualified medical practitioner, branch of internal medicine Rajavithi Hospital said patientsdiabetesDamage to the nerves in the hands and feet can occur, leading to symptoms.tea with your fingertipsarea of the fingers or toes which is more common in diabetic patients than in non-diabetic patients Methods for preventing and treating chronic complications in diabetic patients are: 1. Control blood sugar levels within normal limits. 2. Get screened for risk factors for coronary heart disease such as cholesterol, lipids, triglycerides. 3. Refrain from smoking 4. Exercise regularly. and maintain a healthy weight.Therefore, if there are any abnormal symptoms during the treatment of the disease You should immediately consult a doctor.