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KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
TERMINOLOGY
Abbreviations
- Nonneoplastic tumor-associated cysts (TACs)
Synonyms
- Peritumoral cyst
- "Herald" cyst (at surgery, may "herald" immediately adjacent mass)
- Tumor-associated arachnoid cyst (AC)
- Tumor-associated enlarged perivascular spaces (PVSs)
Definitions
- Benign fluid-containing cyst adjacent to, but not within, neoplasm
IMAGING
General Features
Imaging Recommendations
CT Findings
MR Findings
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Gross Pathologic & Surgical Features
Microscopic Features
CLINICAL ISSUES
Presentation
DIAGNOSTIC CHECKLIST
Consider
Selected References
- Fujimori T et al: A rare case of postoperative symptomatic cyst formation after resection of a large convexity meningioma. World Neurosurg. 127:160-4, 2019
- Boukobza M et al: Cystic meningioma: radiological, histological, and surgical particularities in 43 patients. Acta Neurochir (Wien). 158(10):1955-64, 2016
- Drake-Pérez M et al: Extraparenchymal lesions in adults. Neuroimaging Clin N Am. 26(4):621-46, 2016
- Herde RF et al: Peritumoral cysts associated with pituitary macroadenoma. J Neurosurg. 123(3):789-93, 2015
- Toda H et al: Bilateral frontal cysts from a crista galli meningioma. Neurology. 85(23):2081-2, 2015
- Güzel A et al: Pituitary adenoma coexisting with a suprasellar arachnoid cyst. Turk Neurosurg. 17(2):138-41, 2007
- Jung S et al: Increased expression of intracystic matrix metalloproteinases in brain tumors: relationship to the pathogenesis of brain tumor-associated cysts and peritumoral edema. J Clin Neurosci. 14(12):1192-8, 2007
- Arai M et al: Enhancing gliotic cyst wall with microvascular proliferation adjacent to a meningioma. J Clin Neurosci. 13(1):136-9, 2006
- Osborn AG et al: Intracranial cysts: radiologic-pathologic correlation and imaging approach. Radiology. 239(3):650-64, 2006
- Lonser RR et al: Edema is a precursor to central nervous system peritumoral cyst formation. Ann Neurol. 58(3):392-9, 2005
- Lohle PN et al: Cystic lesions accompanying extra-axial tumours. Neuroradiology. 41(1):13-7, 1999
Related Anatomy
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References
Tables
Tables
KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
TERMINOLOGY
Abbreviations
- Nonneoplastic tumor-associated cysts (TACs)
Synonyms
- Peritumoral cyst
- "Herald" cyst (at surgery, may "herald" immediately adjacent mass)
- Tumor-associated arachnoid cyst (AC)
- Tumor-associated enlarged perivascular spaces (PVSs)
Definitions
- Benign fluid-containing cyst adjacent to, but not within, neoplasm
IMAGING
General Features
Imaging Recommendations
CT Findings
MR Findings
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Gross Pathologic & Surgical Features
Microscopic Features
CLINICAL ISSUES
Presentation
DIAGNOSTIC CHECKLIST
Consider
Selected References
- Fujimori T et al: A rare case of postoperative symptomatic cyst formation after resection of a large convexity meningioma. World Neurosurg. 127:160-4, 2019
- Boukobza M et al: Cystic meningioma: radiological, histological, and surgical particularities in 43 patients. Acta Neurochir (Wien). 158(10):1955-64, 2016
- Drake-Pérez M et al: Extraparenchymal lesions in adults. Neuroimaging Clin N Am. 26(4):621-46, 2016
- Herde RF et al: Peritumoral cysts associated with pituitary macroadenoma. J Neurosurg. 123(3):789-93, 2015
- Toda H et al: Bilateral frontal cysts from a crista galli meningioma. Neurology. 85(23):2081-2, 2015
- Güzel A et al: Pituitary adenoma coexisting with a suprasellar arachnoid cyst. Turk Neurosurg. 17(2):138-41, 2007
- Jung S et al: Increased expression of intracystic matrix metalloproteinases in brain tumors: relationship to the pathogenesis of brain tumor-associated cysts and peritumoral edema. J Clin Neurosci. 14(12):1192-8, 2007
- Arai M et al: Enhancing gliotic cyst wall with microvascular proliferation adjacent to a meningioma. J Clin Neurosci. 13(1):136-9, 2006
- Osborn AG et al: Intracranial cysts: radiologic-pathologic correlation and imaging approach. Radiology. 239(3):650-64, 2006
- Lonser RR et al: Edema is a precursor to central nervous system peritumoral cyst formation. Ann Neurol. 58(3):392-9, 2005
- Lohle PN et al: Cystic lesions accompanying extra-axial tumours. Neuroradiology. 41(1):13-7, 1999
