High b-type aminoterminal natriuretic peptideogen may be caused by heart failure, severe infections, and renal insufficiency. 1. Heart failure: b-type aminoterminal natriuretic peptide is a natural hormone synthesized by cardiac muscle cells, and this hormone may also reflect the function of the heart. b-type aminoterminal natriuretic peptide is high, the burden on the heart will be increased, and heart failure may occur. 2. Severe infections: patients with severe infections usually have fever, which promotes the synthesis of thyroxine, accelerates the body’s metabolism, increases the body’s oxygen consumption and the burden on the heart, and results in a high level of b-type aminoterminal natriuretic peptide. 3. Renal insufficiency: patients with renal insufficiency will cause the quality of blood to deteriorate, and the oxygen content of blood will be reduced, which will cause the heart rate to be too fast, and the b-type aminoterricin natriuretic peptideogen will be high. Patients with high b-type aminoterminal natriuretic peptide should consult a doctor in time, according to the specific condition, and follow the doctor’s instructions to avoid delaying the condition.