She underwent everything from an electrocardiogram, echocardiogram and exercise ECG to a myocardial perfusion scan, but they couldn't find the cause of her chest tightness, palpitations or tachycardia.
朱耀棠無奈指出，自律神經亢奮問題目前仍無法以任何儀器或檢查數據來確診，仰賴的仍是「排除法」與問診經驗。