The oral, rectal, or intravenous administration of contrast material is necessary for optimal CT evaluation (unless a contraindication exists). [slideshare.net]

Ulcers Aphthous ulcers: painful, often with oral ulcers, but does not meet criteria for diagnosis of Behcet’s syndrome. Behcet’s syndrome: painful and in combination with oral ulcers and other signs to confirm the diagnosis of this vasculitis. [cancertherapyadvisor.com]

Trichomoniasis: asymptomatic or yellow-green malodorous vaginal discharge and vulvar irritation. May see punctate hemorrhages on vagina and cervix. Sexually transmitted. Other Trauma: lacerations or ulcers from injury or intercourse. [cancertherapyadvisor.com]