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Table 2 Comparison of behavioral variant frontotemporal dementia (bvFTD) and phenocopy syndrome of FTD (phFTD)

From: Phenocopy syndrome of behavioral variant frontotemporal dementia: a systematic review

 

bvFTD

phFTD

Sex

No sex predominance

Male predominance

Family history for dementia

Generally present

Rare

Behavioral symptoms

Frontal behavior

Frontal behavior

Global cognitive efficiency

Mild to severe impairment

Generally preserved

Executive function

Mild to severe impairment

Normal to mild impairment

Episodic memory

Moderate to severe impairment

Normal

Activities of daily living

Moderate to severe impairment

No impairment

MRI

Frontotemporal atrophy

Normal to minimal changes

FDG-PET

Frontotemporal hypometabolism

Usually normal

  1. MRI magnetic resonance imaging, FDG-PET fluorodeoxyglucose-positron emission tomography