Geographic Tongue and Fissured Tongue in 348 Patients with Psoriasis: Correlation with Disease Severity

Table 4

Prevalence of geographic tongue (GT) and fissured tongue (FT) in patients with psoriasis (P) and healthy controls (C) and association with age of psoriasis onset and psoriasis severity (PASI).

References	Total ()		GT (%)		FT (%)		GT X psoriasis onset (%)		FT X psoriasis onset (%)		GT X PASI (%)			FT X PASI (%)
	P	C	P	C	P	C	Early-onset	Late-onset	Early-onset	Late-onset	Mild	Moderate	Severe	Mild	Moderate	Severe
Daneshpazhooh et al. (2004) [14]	200	200	14	6	33	9.5	No^*	No^*	No^*	No^*	5.7	16.7	32.1	26.4	38.3	25
Zargari (2006) [15]	306	No^*	7.2	No^*	9.8	No^*	7.2^**	1.3	8.2	11.8	No^*	No^*	No^*	No^*	No^*	No^*
Hernandez-Perez et al. (2008) [18]	80	127	12.5	4.7	47.5	20.4	No^*	No^*	30.4^***	54.4	No^*	No^*	No^*	No^*	No^*	No^*
Costa et al. (2009) [2]	166	166	18.1	4.2	34.3	16.2	No^*	No^*	No^*	No^*	No^*	No^*	No^*	No^*	No^*	No^*
Tomb et al. (2010) [19]	400	1000	7.7	1	33.2	9.9	No^*	No^*	No^*	No^*	No^*	No^*	No^*	No^*	No^*	No^*
Picciani et al. (2011) [4]	203	No^*	12.1	No^*	34.4	No^*	100^***	0	38	62	No^*	No^*	No^*	No^*	No^*	No^*
Germi et al. (2012) [20]	535	436	9.1	5.2	22.6	10.3	No^*	No^*	No^*	No^*	No^*	No^*	No^*	No^*	No^*	No^*
Darwazeh et al. (2012) [21]	100	100	17	9	35	13	20.8^**	7.1	29	50	19.7	5.6	40	36.1	22.2	50
Singh et al. (2013) [16]	600	800	5.6	0.8	45.3	40	5.4^***	6.2	No^*	No^*	No^*	No^*	12.9^****	No^*	No^*	No^*

No^*= there is no information; P = psoriasis; C = control; GT = geographic tongue; FT = fissured tongue; ^**early-onset = ≤30 years; ^***early-onset = ≤40 years.
This value represents the average of PASI found in psoriasis patients with geographic tongue.