Sir/ madam, i am 40 years old. When i went to a doctor for back pain, he asked some symptoms related heart. And i told i am ssuffering those symptoms for padt 4 years. He suggested for ecg comes normal and further 2d echo. Thats also comes normal and blood tests like hameogram, lipid profe, suger test thyroid, urine everything comes Normal. Still doctor said that do tmt. It is needed? Kindly suggest me.