Non-specific T-wave changes often mean that the patient’s current T-wave changes are not of any clinical significance. Non-specific T-wave changes should be evaluated in the context of the patient’s actual clinical symptoms and past medical history. If non-specific T-wave changes are present at the onset of discomfort, the ECG can be repeated after a few minutes or after half an hour or an hour to see if there is any dynamic evolution of the electrocardiogram. In addition, if necessary, it is recommended that the patient should also undergo cardiac enzymes and cardiac ultrasound, because it is possible that the patient has already experienced a more serious myocardial insufficiency, but the ECG is non-specific T-wave changes or pseudo-normalization of the ECG, and it is recommended that the patient should also undergo further relevant investigations in order to be more reassured and safe.