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KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Diagnostic Checklist
TERMINOLOGY
Abbreviations
- Intracranial lipoma (ICL)
Synonyms
- Lipomatous hamartoma
Definitions
- Mass of mature nonneoplastic adipose tissue
- CNS lipomas are congenital malformations, not true neoplasms
- Lipoma variants in CNS include angiolipoma, hibernoma, osteolipoma
- Mass of mature nonneoplastic adipose tissue
IMAGING
General Features
Radiographic Findings
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
Consider
Image Interpretation Pearls
Selected References
- Uysal E et al: Internal auditory canal lipoma: an unusual intracranial lesion. World Neurosurg. 135:156-9, 2020
- Erbay MF et al: A pericallosal lipoma case with abnormal vasculature mimicking arteriovenous malformation. Neurol India. 67(5):1331-3, 2019
- Atallah A et al: Limitations and pitfalls in prenatal diagnosis of pericallosal curvilinear lipoma based on a specific imaging pattern. Ultrasound Obstet Gynecol. 51(2):269-73, 2018
- Chougar L et al: Variability of T1-weighted signal intensity of pericallosal lipomas in the fetus. Pediatr Radiol. 48(3):383-91, 2018
- Geraldo AF et al: Posterior fossa lipoma without T1 hyperintensity in foetal magnetic resonance imaging performed in the third trimester. Pediatr Radiol. 48(8):1178-9, 2018
- Maher CO et al: Incidental findings on brain and spine imaging in children. Pediatrics. 135(4):e1084-96, 2015
- Bacciu A et al: Lipomas of the internal auditory canal and cerebellopontine angle. Ann Otol Rhinol Laryngol. 123(1):58-64, 2014
- Mashiko R et al: Quadrigeminal cistern lipoma mimicking intracranial air. BMJ Case Rep. 2014
- Gossner J: Small intracranial lipomas may be a frequent finding on computed tomography of the brain. A case series. Neuroradiol J. 26(1):27-9, 2013
- Nanni M et al: Prenatal and postnatal imaging of multiple intracranial lipomas: report of a case. Fetal Diagn Ther. 30(2):160-2, 2011
- Jabot G et al: Intracranial lipomas: clinical appearances on neuroimaging and clinical significance. J Neurol. 256(6):851-5, 2009
- Moog U: Encephalocraniocutaneous lipomatosis. J Med Genet. 46(11):721-9, 2009
- Kemmling A et al: A diagnostic pitfall for intracranial aneurysms in time-of-flight MR angiography: small intracranial lipomas. AJR Am J Roentgenol. 190(1):W62-7, 2008
- Loddenkemper T et al: Intracranial lipomas and epilepsy. J Neurol. 253(5):590-3, 2006
- Yildiz H et al: Intracranial lipomas: importance of localization. Neuroradiology. 48(1):1-7, 2006
- Gaskin CM et al: Lipomas, lipoma variants, and well-differentiated liposarcomas (atypical lipomas): results of MRI evaluations of 126 consecutive fatty masses. AJR Am J Roentgenol. 182(3):733-9, 2004
- Kurt G et al: Hypothalamic lipoma adjacent to mamillary bodies. Childs Nerv Syst. 18(12):732-4, 2002
- Tankéré F et al: Cerebellopontine angle lipomas: report of four cases and review of the literature. Neurosurgery. 50(3):626-31; discussion 631-2, 2002
- Feldman RP et al: Intracranial lipoma of the sylvian fissure. Case report and review of the literature. J Neurosurg. 94(3):515-9, 2001
- Ickowitz V et al: Prenatal diagnosis and postnatal follow-up of pericallosal lipoma: report of seven new cases. AJNR Am J Neuroradiol. 22(4):767-72, 2001
- Amor DJ et al: Encephalocraniocutaneous lipomatosis (Fishman syndrome): a rare neurocutaneous syndrome. J Paediatr Child Health. 36(6):603-5, 2000
- Kieslich M et al: Midline developmental anomalies with lipomas in the corpus callosum region. J Child Neurol. 15(2):85-9, 2000
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References
Tables
Tables
KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Diagnostic Checklist
TERMINOLOGY
Abbreviations
- Intracranial lipoma (ICL)
Synonyms
- Lipomatous hamartoma
Definitions
- Mass of mature nonneoplastic adipose tissue
- CNS lipomas are congenital malformations, not true neoplasms
- Lipoma variants in CNS include angiolipoma, hibernoma, osteolipoma
- Mass of mature nonneoplastic adipose tissue
IMAGING
General Features
Radiographic Findings
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
Consider
Image Interpretation Pearls
Selected References
- Uysal E et al: Internal auditory canal lipoma: an unusual intracranial lesion. World Neurosurg. 135:156-9, 2020
- Erbay MF et al: A pericallosal lipoma case with abnormal vasculature mimicking arteriovenous malformation. Neurol India. 67(5):1331-3, 2019
- Atallah A et al: Limitations and pitfalls in prenatal diagnosis of pericallosal curvilinear lipoma based on a specific imaging pattern. Ultrasound Obstet Gynecol. 51(2):269-73, 2018
- Chougar L et al: Variability of T1-weighted signal intensity of pericallosal lipomas in the fetus. Pediatr Radiol. 48(3):383-91, 2018
- Geraldo AF et al: Posterior fossa lipoma without T1 hyperintensity in foetal magnetic resonance imaging performed in the third trimester. Pediatr Radiol. 48(8):1178-9, 2018
- Maher CO et al: Incidental findings on brain and spine imaging in children. Pediatrics. 135(4):e1084-96, 2015
- Bacciu A et al: Lipomas of the internal auditory canal and cerebellopontine angle. Ann Otol Rhinol Laryngol. 123(1):58-64, 2014
- Mashiko R et al: Quadrigeminal cistern lipoma mimicking intracranial air. BMJ Case Rep. 2014
- Gossner J: Small intracranial lipomas may be a frequent finding on computed tomography of the brain. A case series. Neuroradiol J. 26(1):27-9, 2013
- Nanni M et al: Prenatal and postnatal imaging of multiple intracranial lipomas: report of a case. Fetal Diagn Ther. 30(2):160-2, 2011
- Jabot G et al: Intracranial lipomas: clinical appearances on neuroimaging and clinical significance. J Neurol. 256(6):851-5, 2009
- Moog U: Encephalocraniocutaneous lipomatosis. J Med Genet. 46(11):721-9, 2009
- Kemmling A et al: A diagnostic pitfall for intracranial aneurysms in time-of-flight MR angiography: small intracranial lipomas. AJR Am J Roentgenol. 190(1):W62-7, 2008
- Loddenkemper T et al: Intracranial lipomas and epilepsy. J Neurol. 253(5):590-3, 2006
- Yildiz H et al: Intracranial lipomas: importance of localization. Neuroradiology. 48(1):1-7, 2006
- Gaskin CM et al: Lipomas, lipoma variants, and well-differentiated liposarcomas (atypical lipomas): results of MRI evaluations of 126 consecutive fatty masses. AJR Am J Roentgenol. 182(3):733-9, 2004
- Kurt G et al: Hypothalamic lipoma adjacent to mamillary bodies. Childs Nerv Syst. 18(12):732-4, 2002
- Tankéré F et al: Cerebellopontine angle lipomas: report of four cases and review of the literature. Neurosurgery. 50(3):626-31; discussion 631-2, 2002
- Feldman RP et al: Intracranial lipoma of the sylvian fissure. Case report and review of the literature. J Neurosurg. 94(3):515-9, 2001
- Ickowitz V et al: Prenatal diagnosis and postnatal follow-up of pericallosal lipoma: report of seven new cases. AJNR Am J Neuroradiol. 22(4):767-72, 2001
- Amor DJ et al: Encephalocraniocutaneous lipomatosis (Fishman syndrome): a rare neurocutaneous syndrome. J Paediatr Child Health. 36(6):603-5, 2000
- Kieslich M et al: Midline developmental anomalies with lipomas in the corpus callosum region. J Child Neurol. 15(2):85-9, 2000
