Brain natriuretic peptide 2000pg/ml is generally dangerous. Brain natriuretic peptide has the function of regulating blood pressure and blood volume, the normal value of brain natriuretic peptide is usually around 35pg/ml, if it is higher than the normal value, it means that the patient may have cardiac insufficiency, and if the value of brain natriuretic peptide is higher than 1,000pg/ml, then we need to consider the possibility of severe heart failure. If the patient also suffers from panic, chest tightness, dyspnea and other uncomfortable symptoms, he/she should immediately improve the ECG, cardiac ultrasound and other examinations, and seek medical help according to the actual situation. Patients should also closely monitor the condition to avoid causing electrolyte disorders, acute myocardial infarction and other serious conditions, if the brain natriuretic peptide is 2000pg/ml, it is also necessary to carry out a detailed examination in a timely manner, and then as soon as possible to carry out the symptomatic treatment, to avoid the treatment is not timely and cause heart failure, or even cause sudden death. Therefore, the corresponding discomfort should promptly consult a doctor and follow the doctor’s instructions.