Microangiopathy of the skin and the effect of leg compression in patients with chronic venous insufficiency  Abdusalam Abu-Own, FRCS, Shukri K. Shami,

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Microangiopathy of the skin and the effect of leg compression in patients with chronic venous insufficiency  Abdusalam Abu-Own, FRCS, Shukri K. Shami, FRCS, Sandra J. Chittenden, PhD, John Farrah, BSc, John H. Scurr, FRCS, Philip D. Coleridge Smith, FRCS  Journal of Vascular Surgery  Volume 19, Issue 6, Pages 1074-1083 (June 1994) DOI: 10.1016/S0741-5214(94)70220-9 Copyright © 1994 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

Fig. 1 Diagrammatic representation of experimental model: Laser Doppler probe, installed in polyethylene chamber, is applied to supramalleolar region underneath blood pressure cuff. Inflating blood pressure cuff also inflates polyethylene chamber via Y junction. Computer data logging system records laser Doppler parameters from laser Doppler flowmeter. Journal of Vascular Surgery 1994 19, 1074-1083DOI: (10.1016/S0741-5214(94)70220-9) Copyright © 1994 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

Fig. 2 Relationship between interface pressure sensing device and sphygmomanometer readings in 10 subjects. Pressure applied to cuff, indicated on sphygmomanometer, ranged from 10 to 100 mm Hg and was within 5 mm Hg of pressure reading indicated by interface pressure sensor. Journal of Vascular Surgery 1994 19, 1074-1083DOI: (10.1016/S0741-5214(94)70220-9) Copyright © 1994 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

Fig. 3 The median values of basal LDF, BCV, and CMBC in horizontal position. LDS is patients with lipodermatosclerosis; p is Mann-Whitney U Test. Journal of Vascular Surgery 1994 19, 1074-1083DOI: (10.1016/S0741-5214(94)70220-9) Copyright © 1994 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

Fig. 4 Effect of dependency on LDF in LDS and control groups. p is Wilcoxon matched-pairs signed rank test. Journal of Vascular Surgery 1994 19, 1074-1083DOI: (10.1016/S0741-5214(94)70220-9) Copyright © 1994 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

Fig. 5 Effect of leg compression on LDF, BCV, and CMBC in patients with LDS. Medians of LDF, BCV, and CMBC are plotted in AU. p is Wilcoxon matched-pairs signed rank test, comparing values at 20 mm Hg compression to basal values at 0 mm Hg; ns, not significant. A, Horizontal position. B, Dependent position. Journal of Vascular Surgery 1994 19, 1074-1083DOI: (10.1016/S0741-5214(94)70220-9) Copyright © 1994 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

Fig. 5 Effect of leg compression on LDF, BCV, and CMBC in patients with LDS. Medians of LDF, BCV, and CMBC are plotted in AU. p is Wilcoxon matched-pairs signed rank test, comparing values at 20 mm Hg compression to basal values at 0 mm Hg; ns, not significant. A, Horizontal position. B, Dependent position. Journal of Vascular Surgery 1994 19, 1074-1083DOI: (10.1016/S0741-5214(94)70220-9) Copyright © 1994 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

Fig. 6 Effect of leg compression on LDF, BCV, and CMBC in control subjects. Medians of LDF, BCV and CMBC are plotted in AU. p is Wilcoxon matched-pairs signed rank test, comparing values at 20 mm Hg compression with basal values at 0 mm Hg; ns is not significant. A, Horizontal position. B, Dependent position. Journal of Vascular Surgery 1994 19, 1074-1083DOI: (10.1016/S0741-5214(94)70220-9) Copyright © 1994 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

Fig. 6 Effect of leg compression on LDF, BCV, and CMBC in control subjects. Medians of LDF, BCV and CMBC are plotted in AU. p is Wilcoxon matched-pairs signed rank test, comparing values at 20 mm Hg compression with basal values at 0 mm Hg; ns is not significant. A, Horizontal position. B, Dependent position. Journal of Vascular Surgery 1994 19, 1074-1083DOI: (10.1016/S0741-5214(94)70220-9) Copyright © 1994 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions