›› 2014, Vol. 29 ›› Issue (5): 472-476.DOI: 10.3969/j.issn.1673-8640.2014.05.010

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Study on the correlationship of serum VCAM-1, FGF 2 and other inflammatory cytokines with refractory diabetic foot

ZHANG Ying1, WANG Weiling2, YANG Qintong3, ZHAO Jingjing1, ZHOU Lixia2, XING Jiayi2, ZHAO Yanrong2.   

  1. 1.Bengbu Medical College, Anhui Bengbu 233030, China;
    2.Department of Clinical Laboratory, Shanghai Traditional Chinese Medicine-Integrated Hospital, Shanghai 200082, China;
    3. Department of Clinical Vasculature, Shanghai Traditional Chinese Medicine-Integrated Hospital, Shanghai 200082, China
  • Received:2014-01-08 Online:2014-05-30 Published:2014-05-27

Abstract: Objective To investigate the relationship of vascular cell adhesion molecule-1 (VCAM-1), fibroblast growth factor 2 (FGF2) and other inflammatory cytokines with the occurrence and development of refractory diabetic foot(DF). Methods A total of 145 patients with refractory DF (DF group) and 65 patients with type 2 diabetes mellitus(T2DM) and non-foot ulcers (T2DM group) were enrolled for the basic clinical data, and fasting blood were collected for the determinations of VCAM-1, FGF2, tumor necrosis factor-alpha (TNF-α), interleukin-6 (IL-6), fasting blood glucose (FBG), 2 h postprandial blood glucose (2 hPG), glycosylated hemoglobin A1c(HbA1c), glycated albumin (GA), C-reactive protein (CRP), fibrinogen (FIB), white blood cell count (WBC) and neutrophil ratio (Neu%). The results were analyzed statistically. According to Wagner grade, DF group was classified into Wagner Ⅲ(37 cases), Wagner Ⅳ(92 cases) and Wagner Ⅴ(16 cases). Results Between DF and T2DM groups, sex, body mass index (BMI), FBG, 2 hPG, HbA1c and GA had no statistical significance (P> 0.05). The levels of VCAM-1, FGF2, TNF-α, IL-6, WBC, Neu%, FIB, CRP, age, duration of diabetes and heart rate in DF group were significantly higher than those in T2DM group(P<0.01).TNF-α was significantly correlated with VCAM-1(r=0.284, P=0.000).Univariate Logistic regression analysis showed that VCAM-1, FGF2, TNF-α, IL-6, age, duration of diabetes, heart rate, WBC, Neu%, FIB and CRP were risk factors for DF occurrence. Multivariate Logistic regression analysis showed that only VCAM-1, TNF-α, FIB and Neu% were the independent risk factors of DF occurrence. The age of Wagner Ⅴ group was significantly lower than those of Wagner Ⅲ and Ⅳ groups(P<0.01), and serum IL-6, CRP, FIB, WBC and Neu% were significantly higher than those of Wagner Ⅲ and Ⅳ groups(P<0.05, P<0.01 ). The levels of FGF2 and HbA1c in Wagner Ⅴ group were significantly higher than those in Wagner Ⅲ group(P<0.05). Conclusions The elevated levels of serum VCAM-1, FGF2 and other inflammatory cytokines play important roles in the occurrence and development of DF, and we should pay more attention to anti-inflammatory therapy when treating DF.

Key words: Vascular cell adhesion molecule-1, Fibroblast growth factor 2, Tumor necrosis factor-alpha, Interleukin-6, Inflammatory cytokine, Diabetic foot

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