Clinical Dermatology Open Access Journal
Research Article
1 min read
Vitiligo Area Assessment by Manual Planimetry for Statistical Precision
* Corresponding author
Keywords
VASI
Vitiligo
Repigmentation
Abstract
Vitiligo area severity index (VASI) is formulated as one of the successful tools used in dermatology to calculate the area of vitiligo which is gauged in hand units. Since the patches of vitiligo have irregular outlines with varying sizes in same patient, the accuracy of using hand units is still debated. Various methods have arrived in measuring the area of Vitiligo, but none prove precision for research purpose. Hence we extrapolate the “point-counting method†with the formula to calculate area of an irregular surface thus aiding in area calculation for statistical purpose.
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References
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Komen L, van der Kraaij GE, van der Veen JP, de Rie MA, Wolkerstorfer A (2015) The validity, reliability and acceptability of the SAVASI; a new self-assessment score in vitiligo. J Eur Acad Dermatol Venereol 29(11): 2145- 2151.
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Aydin F, Senturk N, Sahin B, Bek Y, Yuksel EP, et al. (2017) A practical method for the estimation of vitiligo surface area: a comparison between the point counting and digital planimetry techniques. Eur J Dermatol 17(1): 30- 32.
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