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Dermoid Cyst
Chang Yueh Ho, MD
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KEY FACTS

  • Terminology

    • Imaging

      • Top Differential Diagnoses

        • Clinical Issues

          TERMINOLOGY

          • Synonyms

            • Dermoid inclusion cyst, ectodermal inclusion cyst
          • Definitions

            • Benign, ectopic, squamous epithelial cyst containing dermal elements, including hair follicles and sebaceous and sweat glands

          IMAGING

          • General Features

            • CT Findings

              • MR Findings

                • Angiographic Findings

                  • Imaging Recommendations

                    DIFFERENTIAL DIAGNOSIS

                      PATHOLOGY

                      • General Features

                        • Gross Pathologic & Surgical Features

                          • Microscopic Features

                            CLINICAL ISSUES

                            • Presentation

                              • Demographics

                                • Natural History & Prognosis

                                  • Treatment

                                    DIAGNOSTIC CHECKLIST

                                    • Consider

                                      • Image Interpretation Pearls

                                        Selected References

                                        1. Fanous AA et al: Analysis of the growth pattern of a dermoid cyst. J Neurosurg Pediatr. 14(6):621-5, 2014
                                        2. Wang YM et al: Spontaneous rupture of intracranial dermoid cyst with chemical meningitis. J Emerg Med. 44(2):e275-6, 2013
                                        3. Ren X et al: Clinical, radiological, and pathological features of 24 atypical intracranial epidermoid cysts. J Neurosurg. 116(3):611-21, 2012
                                        4. Li ZJ et al: Unusual CT hyperattenuating dermoid cyst of cerebellum: a new case report and literature review. Cerebellum. 10(3):536-9, 2011
                                        5. Turgut M: Klippel-Feil syndrome in association with posterior fossa dermoid tumour. Acta Neurochir (Wien). 151(3):269-76, 2009
                                        6. Liu JK et al: Ruptured intracranial dermoid cysts: clinical, radiographic, and surgical features. Neurosurgery. 62(2):377-84; discussion 384, 2008
                                        7. Orakcioglu B et al: Intracranial dermoid cysts: variations of radiological and clinical features. Acta Neurochir (Wien). 150(12):1227-34; discussion 1234, 2008
                                        Related Anatomy
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                                        Related Differential Diagnoses
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                                        References
                                        Tables

                                        Tables

                                        KEY FACTS

                                        • Terminology

                                          • Imaging

                                            • Top Differential Diagnoses

                                              • Clinical Issues

                                                TERMINOLOGY

                                                • Synonyms

                                                  • Dermoid inclusion cyst, ectodermal inclusion cyst
                                                • Definitions

                                                  • Benign, ectopic, squamous epithelial cyst containing dermal elements, including hair follicles and sebaceous and sweat glands

                                                IMAGING

                                                • General Features

                                                  • CT Findings

                                                    • MR Findings

                                                      • Angiographic Findings

                                                        • Imaging Recommendations

                                                          DIFFERENTIAL DIAGNOSIS

                                                            PATHOLOGY

                                                            • General Features

                                                              • Gross Pathologic & Surgical Features

                                                                • Microscopic Features

                                                                  CLINICAL ISSUES

                                                                  • Presentation

                                                                    • Demographics

                                                                      • Natural History & Prognosis

                                                                        • Treatment

                                                                          DIAGNOSTIC CHECKLIST

                                                                          • Consider

                                                                            • Image Interpretation Pearls

                                                                              Selected References

                                                                              1. Fanous AA et al: Analysis of the growth pattern of a dermoid cyst. J Neurosurg Pediatr. 14(6):621-5, 2014
                                                                              2. Wang YM et al: Spontaneous rupture of intracranial dermoid cyst with chemical meningitis. J Emerg Med. 44(2):e275-6, 2013
                                                                              3. Ren X et al: Clinical, radiological, and pathological features of 24 atypical intracranial epidermoid cysts. J Neurosurg. 116(3):611-21, 2012
                                                                              4. Li ZJ et al: Unusual CT hyperattenuating dermoid cyst of cerebellum: a new case report and literature review. Cerebellum. 10(3):536-9, 2011
                                                                              5. Turgut M: Klippel-Feil syndrome in association with posterior fossa dermoid tumour. Acta Neurochir (Wien). 151(3):269-76, 2009
                                                                              6. Liu JK et al: Ruptured intracranial dermoid cysts: clinical, radiographic, and surgical features. Neurosurgery. 62(2):377-84; discussion 384, 2008
                                                                              7. Orakcioglu B et al: Intracranial dermoid cysts: variations of radiological and clinical features. Acta Neurochir (Wien). 150(12):1227-34; discussion 1234, 2008