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1.
J Biomed Opt ; 21(7): 71116, 2016 07 01.
Article in English | MEDLINE | ID: mdl-27192944

ABSTRACT

This research presents investigation results of the diagnostic efficiency of an azimuthally stable Mueller-matrix method of analysis of laser autofluorescence of polycrystalline films of dried uterine cavity peritoneal fluid. A model of the generalized optical anisotropy of films of dried peritoneal fluid is proposed in order to define the processes of laser autofluorescence. The influence of complex mechanisms of both phase (linear and circular birefringence) and amplitude (linear and circular dichroism) anisotropies is taken into consideration. The interconnections between the azimuthally stable Mueller-matrix elements characterizing laser autofluorescence and different mechanisms of optical anisotropy are determined. The statistical analysis of coordinate distributions of such Mueller-matrix rotation invariants is proposed. Thereupon the quantitative criteria (statistic moments of the first to the fourth order) of differentiation of polycrystalline films of dried peritoneal fluid, group 1 (healthy donors) and group 2 (uterus endometriosis patients), are determined.


Subject(s)
Ascitic Fluid/diagnostic imaging , Diagnostic Imaging/methods , Endometriosis/diagnostic imaging , Lasers , Diagnostic Imaging/instrumentation , Female , Fluorescence , Humans , Light
2.
Appl Opt ; 51(10): C133-9, 2012 Apr 01.
Article in English | MEDLINE | ID: mdl-22505090

ABSTRACT

The model of generalized optical anisotropy of human bile is suggested, and the method of the polarimetric phase Fourier transform of the image of the laser radiation field that is generated by the mechanisms of linear and circular birefringence of polycrystalline networks with a wavelet-diagnosis of cholelithiasis is analytically substantiated.


Subject(s)
Bile/chemistry , Cholelithiasis/diagnosis , Fourier Analysis , Anisotropy , Birefringence , Humans , Image Processing, Computer-Assisted/methods , Wavelet Analysis
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