case_images: PMC4178364_01
case_images: Extraoral appearance of double chin in the patient
case_images: NJMS-5-79-g001.jpg
case_images: PMC4178364_01_NJMS-5-79-g001.jpg
case_images: F1
case_images: On extraoral inspection, her neck appeared short and thick, giving a double chin appearance [Figure 1].
case_images: Intraoral appearance of dermoid cyst
case_images: NJMS-5-79-g002.jpg
case_images: PMC4178364_01_NJMS-5-79-g002.jpg
case_images: F2
case_images: The swelling was found to be smooth, nontender, and the mucosa on the floor of the mouth was normal [Figure 2].
case_images: Ultrasonographic appearance of dermoid cyst
case_images: NJMS-5-79-g003.jpg
case_images: PMC4178364_01_NJMS-5-79-g003.jpg
case_images: F3
case_images: There was no evidence of flow within the cystic area on the color doppler [Figure 3].
case_images: MRI image of dermoid cyst
case_images: NJMS-5-79-g004.jpg
case_images: PMC4178364_01_NJMS-5-79-g004.jpg
case_images: F4
case_images: MRI showed an encapsulated cystic mass without any calcification [Figure 4].
case_images: Intraoral surgical approach for the excision of dermoid cyst
case_images: NJMS-5-79-g005.jpg
case_images: PMC4178364_01_NJMS-5-79-g005.jpg
case_images: F5
case_images: Surgical excision of the lesion was performed through an intraoral midline incision under general anesthesia [Figure 5].
case_images: Macroscopic appearance of dermoid cyst
case_images: NJMS-5-79-g006.jpg
case_images: PMC4178364_01_NJMS-5-79-g006.jpg
case_images: F6
case_images: Macroscopically, the lesion appeared encapsulated and contained a keratin-like yellow material [Figure 6].
case_images: Histopathological appearance of dermoid cyst
case_images: NJMS-5-79-g007.jpg
case_images: PMC4178364_01_NJMS-5-79-g007.jpg
case_images: F7
case_images: Histopathology revealed that it is an epidermal cyst lined by stratified squamous epithelium with the lumen containing kerati [Figure 7] histopathology course was uneventful, and there was no evidence of recurrence at a period of 4 months after surgery].