TNNT2 and Sepsis: Relevant results confirmed that the combination of serum lac, cTnT, and 5-HT can better predict the prognosis of the disease, suggesting that in the treatment of sepsis, it is necessary to guard against the occurrence of myocardial damage in such patients, pay attention to the treatment of sepsis patients with serum lac, cTnT, and 5-HT, and pay attention to myocardial protection, so as to reduce the mortality of patients with sepsis [20].