Fig. 1From: Oral epithelial dysplasia and aphthous ulceration in a patient with ulcerative colitis: a case reportClinical manifestations of oral mucosa before and after treatment. (A) – (B) Aphthous ulceration before biopsy and treatment; A right ventral surface of the tongue, blue arrows indicate the oral ulcers and yellow arrow indicates the region of biopsy; B left ventral surface of the tongue. (C) – (D) Oral manifestations at one-year follow-up; C right ventral surface of the tongue and D left ventral surface of the tongueBack to article page