Study of Differential Serum Metabolites in Patients with Adenomatous Polyps of Colon and Yang-Deficiency Constitution Based on Ultra-Performance Liquid Chromatography-Mass Spectrometry.

Objective: To study the differences between the serum metabolites in patients with adenomatous polyps of the colon and yang-deficiency constitution and those without colon polyps and with balanced constitution, and look for biomarkers that can be used to distinguish between the two groups.

Methods: General patient information was gathered, and Chinese medicine constitution were collected in 940 patients who underwent electronic colonoscopy. A total of 119 patients with adenomatous polyps of the colon and yang-deficiency constitution were included in the experimental group, and 150 patients without colon polyps and with balanced constitution were included in the control group.

Prevalence and associated factors of corneal blindness in Ningxia in northwest China.

Aim: To describe the prevalence and demographic characteristics of corneal blindness in an urban and rural region of Ningxia, located in the northwest part of China.

Methods: A stratified, randomized sampling procedure was employed in the study, including urban and rural area of all age group. Visual acuity, anterior segment and ocular fundus were checked.