Dermoscopic Features of Psoriatic Nails and Their Correlation to Disease Severity

Table 4

Comparison of nail dermoscopic features with similar studies on nail changes in psoriasis.

Nail features	Bindagi et al. [8]		Wanniang et al. [4]		Polat et al. [2]		Yadav and Khopkar [9]	Our study
	Clinical	Onychoscopy	Clinical	Onychoscopy	Clinical	Onychoscopy	Onychoscopy	Onychoscopy
	(%)	(%)	(%)	(%)	(%)	(%)
	Sample size: 60		Sample size: 50		Sample size: 40		Sample size: 68	Sample size: 50
Nail matrix changes
Pitting	90	95	84	84	92.5	77.5	18	86
Leukonychia	48.33	78.33	20	22	82.5	92.5	—	26
Crumbling of nails	55	53.33	14	16	17.5	20	—	10
Red spots in lunula	20	30	0	8	5	5	—	10
Nail bed changes
Subungual HK	81	76.67	40	46	35	32.5	—	46
Onycholysis	55	80	54	54	67.5	77.5	10	82
Splinter Hgs	30	61.67	8	62	75	80	5	52
Salmon patch	18.33	23.33	32	44	42.5	47.5	2	46

Subungual HK: subungual hyperkeratosis; splinter Hgs: splinter hemorrhages.