1,2,3,4,5,6.

erythema: 0,1,2,3.
scaling: 0,1,2,3.
definite_borders: 0,1,2,3.
itching: 0,1,2,3.
koebner_phenomenon: 0,1,2,3.
polygonal_papules: 0,1,2,3.
follicular_papules: 0,1,2,3.
ral_mucosal_involvement: 0,1,2,3.
knee_and_elbow_involvement: 0,1,2,3.
scalp_involvement: 0,1,2,3.
family_history: 0,1.
melanin_incontinence: 0,1,2,3.
eosinophils_in_the_infiltrate: 0,1,2,3.
PNL_infiltrate: 0,1,2,3.
fibrosis_of_the_papillary_dermis: 0,1,2,3.
exocytosis: 0,1,2,3.
acanthosis: 0,1,2,3.
hyperkeratosis: 0,1,2,3.
parakeratosis: 0,1,2,3.
clubbing_of_the_rete_ridges: 0,1,2,3.
elongation_of_the_rete_ridges: 0,1,2,3.
thinning_of_the_suprapapillary_epidermis: 0,1,2,3.
spongiform_pustule: 0,1,2,3.
munro_microabcess: 0,1,2,3.
focal_hypergranulosis: 0,1,2,3.
disappearance_of_the_granular_layer: 0,1,2,3.
vacuolisation_and_damage_of_basal_layer: 0,1,2,3.
spongiosis: 0,1,2,3.
saw-tooth_appearance_of_retes: 0,1,2,3.
follicular_horn_plug: 0,1,2,3.
perifollicular_parakeratosis: 0,1,2,3.
inflammatory_monoluclear_inflitrate: 0,1,2,3.
band-like_infiltrate: 0,1,2,3.
Age:continuous.