Figure 3.

Algorithm to establish the etiological diagnosis of chronic cicatrizing conjunctivitis. Detailed history taking and clinical examination can help narrow down the possible differential diagnosis. CC = Cicatrizing conjunctivitis, BMT = bone-marrow transplantation, GVHD = graft-versus-host disease, DICC = drug-induced cicatrizing conjunctivitis, AKC = atopic keratoconjunctivitis, MMP = mucous membrane pemphigoid, SJS = Stevens–Johnson syndrome, TEN = toxic epidermal necrolysis, HLA = human leucocyte antigen