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KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
Clinical Issues
TERMINOLOGY
Abbreviations
- Transient global amnesia (TGA)
Definitions
- Sudden memory loss without other signs of cognitive or neurologic impairment that recovers completely within 24 hours
- Both antero- and retrograde amnesia
- Sudden memory loss without other signs of cognitive or neurologic impairment that recovers completely within 24 hours
IMAGING
General Features
CT Findings
MR Findings
Nuclear Medicine Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Selected References
- Lin KY et al: Positive magnetic resonance imaging evidence of transient global amnesia following the use of Sildenafil. Clin Neuropharmacol. 43(2):52-3, 2020
- Paech D et al: What remains after transient global amnesia (TGA)? An ultra-high field 7 T magnetic resonance imaging study of the hippocampus. Eur J Neurol. 27(2):406-9, 2020
- Tynas R et al: Factors determining recurrence in transient global amnesia. BMC Neurol. 20(1):83, 2020
- de Abreu Junior L et al: Optimization of magnetic resonance imaging protocol for the diagnosis of transient global amnesia. Radiol Bras. 52(3):161-5, 2019
- Bocos-Portillo J et al: Unilateral or bilateral punctate hippocampal hyperintensities on DW-MRI: seizures, amnesia, or both? Neurol Sci. 39(9):1647-9, 2018
- Park KM et al: Is transient global amnesia a network disease? Eur Neurol. 80(5-6):345-4, 2018
- Arena JE et al: Transient global amnesia. Mayo Clin Proc. 90(2):264-72, 2015
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References
Tables
Tables
KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
Clinical Issues
TERMINOLOGY
Abbreviations
- Transient global amnesia (TGA)
Definitions
- Sudden memory loss without other signs of cognitive or neurologic impairment that recovers completely within 24 hours
- Both antero- and retrograde amnesia
- Sudden memory loss without other signs of cognitive or neurologic impairment that recovers completely within 24 hours
IMAGING
General Features
CT Findings
MR Findings
Nuclear Medicine Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Selected References
- Lin KY et al: Positive magnetic resonance imaging evidence of transient global amnesia following the use of Sildenafil. Clin Neuropharmacol. 43(2):52-3, 2020
- Paech D et al: What remains after transient global amnesia (TGA)? An ultra-high field 7 T magnetic resonance imaging study of the hippocampus. Eur J Neurol. 27(2):406-9, 2020
- Tynas R et al: Factors determining recurrence in transient global amnesia. BMC Neurol. 20(1):83, 2020
- de Abreu Junior L et al: Optimization of magnetic resonance imaging protocol for the diagnosis of transient global amnesia. Radiol Bras. 52(3):161-5, 2019
- Bocos-Portillo J et al: Unilateral or bilateral punctate hippocampal hyperintensities on DW-MRI: seizures, amnesia, or both? Neurol Sci. 39(9):1647-9, 2018
- Park KM et al: Is transient global amnesia a network disease? Eur Neurol. 80(5-6):345-4, 2018
- Arena JE et al: Transient global amnesia. Mayo Clin Proc. 90(2):264-72, 2015
