Congenital epithelial inclusion or rest → cystic mass
Epidermoid: Epithelial elements only
Dermoid: Epithelial elements + dermal substructure, including dermal appendages
IMAGING
General Features
CT Findings
MR Findings
Ultrasonographic Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Gross Pathologic & Surgical Features
Microscopic Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Image Interpretation Pearls
Selected References
Naina P et al: Pediatric nasal dermoid- a decade's experience from a South Indian tertiary care centre. Int J Pediatr Otorhinolaryngol. 139:110418, 2020
Purnell CA et al: Nasal dermoid cysts with intracranial extension: avoiding coronal incision through midline exposure and nasal bone osteotomy. J Neurosurg Pediatr. 1-7, 2019
Rodriguez DP et al: Masses of the nose, nasal cavity, and nasopharynx in children. Radiographics. 37(6):1704-30, 2017
Hartley BE et al: Nasal dermoids in children: a proposal for a new classification based on 103 cases at Great Ormond Street Hospital. Int J Pediatr Otorhinolaryngol. 79(1):18-22, 2015
LaPlante JK et al: Common pediatric head and neck congenital/developmental anomalies. Radiol Clin North Am. 53(1):181-96, 2015
Moses MA et al: The management of midline frontonasal dermoids: a review of 55 cases at a tertiary referral center and a protocol for treatment. Plast Reconstr Surg. 135(1):187-96, 2015
Paradis J et al: Pediatric teratoma and dermoid cysts. Otolaryngol Clin North Am. 48(1):121-36, 2015
Hughes DC et al: Dimensions and ossification of the normal anterior cranial fossa in children. AJNR Am J Neuroradiol. 31(7):1268-72, 2010
Papadogeorgakis N et al: Surgical management of a large median dermoid cyst of the neck causing airway obstruction. A case report. Oral Maxillofac Surg. 13(3):181-4, 2009
Sari A et al: Atypical presentation of an intraorbital dermoid cyst. J Craniofac Surg. 19(6):1715-6, 2008
Suzuki C et al: Apparent diffusion coefficient of subcutaneous epidermal cysts in the head and neck comparison with intracranial epidermoid cysts. Acad Radiol. 14(9):1020-8, 2007
Khanna G, Sato Y, Smith RJ, Bauman NM, Nerad J. Causes of facial swelling in pediatric patients: correlation of clinical and radiologic findings. Radiographics. Jan-Feb;26(1):157-71, 2006
Kim IK et al: Coexisting sublingual and submental dermoid cysts in an infant. Oral Surg Oral Med Oral Pathol Oral Radiol Endod. 102(6):778-81, 2006
Yilmaz I et al: Giant sublingual epidermoid cyst: a report of two cases. J Laryngol Otol. 120(3):E19, 2006
Bodner L et al: Dermoid cyst of the maxilla. Int J Oral Maxillofac Surg. 34(4):453-5, 2005
Charrier JB et al: Craniofacial dermoids: an embryological theory unifying nasal dermoid sinus cysts. Cleft Palate Craniofac J. 42(1):51-7, 2005
Longo F et al: Midline (dermoid) cysts of the floor of the mouth: report of 16 cases and review of surgical techniques. Plast Reconstr Surg. 112(6):1560-5, 2003
Rahbar R et al: The presentation and management of nasal dermoid: a 30-year experience. Arch Otolaryngol Head Neck Surg. 129(4):464-71, 2003
Mathews J et al: True lateral dermoid cyst of the floor of the mouth. J Laryngol Otol. 115(4):333-5, 2001
Myssiorek D et al: Intralingual dermoid cysts: a report of two new cases. Ear Nose Throat J. 79(5):380-3, 2000
Yousem DM et al: Oral cavity and pharynx. Radiol Clin North Am. 36(5):967-81, vii, 1998
al-Khayat M et al: Midline sublingual dermoid cyst. J Laryngol Otol. 104(7):578-80, 1990
Congenital epithelial inclusion or rest → cystic mass
Epidermoid: Epithelial elements only
Dermoid: Epithelial elements + dermal substructure, including dermal appendages
IMAGING
General Features
CT Findings
MR Findings
Ultrasonographic Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Gross Pathologic & Surgical Features
Microscopic Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Image Interpretation Pearls
Selected References
Naina P et al: Pediatric nasal dermoid- a decade's experience from a South Indian tertiary care centre. Int J Pediatr Otorhinolaryngol. 139:110418, 2020
Purnell CA et al: Nasal dermoid cysts with intracranial extension: avoiding coronal incision through midline exposure and nasal bone osteotomy. J Neurosurg Pediatr. 1-7, 2019
Rodriguez DP et al: Masses of the nose, nasal cavity, and nasopharynx in children. Radiographics. 37(6):1704-30, 2017
Hartley BE et al: Nasal dermoids in children: a proposal for a new classification based on 103 cases at Great Ormond Street Hospital. Int J Pediatr Otorhinolaryngol. 79(1):18-22, 2015
LaPlante JK et al: Common pediatric head and neck congenital/developmental anomalies. Radiol Clin North Am. 53(1):181-96, 2015
Moses MA et al: The management of midline frontonasal dermoids: a review of 55 cases at a tertiary referral center and a protocol for treatment. Plast Reconstr Surg. 135(1):187-96, 2015
Paradis J et al: Pediatric teratoma and dermoid cysts. Otolaryngol Clin North Am. 48(1):121-36, 2015
Hughes DC et al: Dimensions and ossification of the normal anterior cranial fossa in children. AJNR Am J Neuroradiol. 31(7):1268-72, 2010
Papadogeorgakis N et al: Surgical management of a large median dermoid cyst of the neck causing airway obstruction. A case report. Oral Maxillofac Surg. 13(3):181-4, 2009
Sari A et al: Atypical presentation of an intraorbital dermoid cyst. J Craniofac Surg. 19(6):1715-6, 2008
Suzuki C et al: Apparent diffusion coefficient of subcutaneous epidermal cysts in the head and neck comparison with intracranial epidermoid cysts. Acad Radiol. 14(9):1020-8, 2007
Khanna G, Sato Y, Smith RJ, Bauman NM, Nerad J. Causes of facial swelling in pediatric patients: correlation of clinical and radiologic findings. Radiographics. Jan-Feb;26(1):157-71, 2006
Kim IK et al: Coexisting sublingual and submental dermoid cysts in an infant. Oral Surg Oral Med Oral Pathol Oral Radiol Endod. 102(6):778-81, 2006
Yilmaz I et al: Giant sublingual epidermoid cyst: a report of two cases. J Laryngol Otol. 120(3):E19, 2006
Bodner L et al: Dermoid cyst of the maxilla. Int J Oral Maxillofac Surg. 34(4):453-5, 2005
Charrier JB et al: Craniofacial dermoids: an embryological theory unifying nasal dermoid sinus cysts. Cleft Palate Craniofac J. 42(1):51-7, 2005
Longo F et al: Midline (dermoid) cysts of the floor of the mouth: report of 16 cases and review of surgical techniques. Plast Reconstr Surg. 112(6):1560-5, 2003
Rahbar R et al: The presentation and management of nasal dermoid: a 30-year experience. Arch Otolaryngol Head Neck Surg. 129(4):464-71, 2003
Mathews J et al: True lateral dermoid cyst of the floor of the mouth. J Laryngol Otol. 115(4):333-5, 2001
Myssiorek D et al: Intralingual dermoid cysts: a report of two new cases. Ear Nose Throat J. 79(5):380-3, 2000
Yousem DM et al: Oral cavity and pharynx. Radiol Clin North Am. 36(5):967-81, vii, 1998
al-Khayat M et al: Midline sublingual dermoid cyst. J Laryngol Otol. 104(7):578-80, 1990
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