Table 2. PASI Changes of Case 1

	Before Treatment	After Treatment
Head	5×(3+1+1)×0.1=2.5	3×(1+0+0)×0.1=0.3
Trunk	5×(3+1+1)×0.3=7.5	1×(0+0+0)×0.3=0
Upper L.	5×(3+1+1)×0.2=5.0	0×(0+0+0)×0.2=0
Lower L.	4×(3+2+2)×0.4=11.2	0×(0+0+0)×0.4=0
PASI Score	26.2	0.3