**7. Treatment**

Before initiating treatment, a careful evaluation of the ocular surface and periocular structures is mandatory. Its importan observe if any other alterations of the periocular structures are compromised, in example: lid malposition, rosacea, blepharitis, allergies, among the important. These alterations must me treated aiming to relieve the ocular surface [42]. In presence of early signs or symptoms of OSD are recognized (scores and/or objective evaluations), treatment must be initiated.
