Table 1.

Disease	Level of evidence	Reference
Actinic keratosis	1^	30–32
Behcet’s disease	1	22
Chronic urticaria	2	27
Epidermolysis bullosa acquisita	2/3	23,24,41
Granuloma annulare	3	42
Henoch-Schonlein purpura	3	43
Hidradenitis suppurative	3*	44
Idiopathic plantar eccrine hidradentis	3	45
Linear IgA	3	46,47
Leukocytoclastic vasculitis	1*	25
Neutrophilic urticaria	3	48
Nodular vasculitis	3	49
Purpura annularis telangiectoides	3	50
Pyoderma gangrenosum	3	51,52
Recurrent apthous stomatitis	1/2	28,29
Relapsing polychondritis	3	53,54
Scleredema	3	55
Sclerederma diabeticorum	3	56
Sweet’s syndrome	2	26
Urticarial vasculitis	3	57

^*No significant effect observed or not efficacious

^{^}Topical colchicine was used

1= Prospective controlled trial

2= Retrospective trial or larger case series (>20 patients)

3= Small series or individual reports