“…The acquired form of double lip may be secondary to trauma and oral habit, and may develop in association with Ascher's syndrome which consists of the triad of blepharochalasis, nontoxic thyroid enlargement and double lip. 6 The differential diagnosis should include cheilitis glandularis, vascular tumors, lymphangioma, angioedema, meischer's syndrome, mucocele, salivary gland tumors, sarcoidosis, inflammatory fibrous hyperplasia and plasma cell cheilitis, urbach weithe disease and mucosal neuromas of multiple endocrine neoplasia syndrome. 7 Treatment of double lip is indicated when the excess tissue interferes with mastication, speech or leads to habits such as sucking or biting of the redundant tissue or is of aesthetic concern.…”