Triglycerides 2.88mmol/L is higher than the upper limit of the normal reference range and is usually considered high. The normal reference range of triglyceride is <1.7mmol/L, higher than 1.7mmol/L is elevated triglyceride, elevated triglyceride may have physiological reasons or pathological reasons, physiological reasons are mainly for lack of exercise, obesity, high-fat diet, etc. Pathological reasons include nephrotic syndrome, hyperlipidemia, coronary heart disease, diabetes mellitus, atherosclerosis and so on. Patients with elevated triglyceride test results should further cooperate with relevant auxiliary examinations to clarify the causes of elevated triglyceride, and then carry out appropriate medication or other treatments according to the causes, in addition, patients with high triglyceride should pay attention to a low-fat diet in their daily life, quit smoking and drinking, and patients with obesity should control their weight appropriately. It is recommended that patients with triglyceride 2.88mmol/ go to the endocrinology department of regular hospitals for consultation and treatment.