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Table 3 Overview of the here reviewed 15 clinical studies and case reports, which presented subjects with frontotemporal arachnoid cysts and cognitive decline as well as other neurological symptoms

From: Case report: a giant arachnoid cyst masking Alzheimer’s disease

Piece of literature

# of patients

Age of patients

Sex

Hemisphere

Interhemispheric

Cognitive impairment

Other symptoms

Surgery

Amin, 2013

1

65

m

right

no

yes

spastic left sided hemiparesis, late onset seizures

no

Bohnen, 2016

1

70

m

left

no

yes

gait disturbance

no

Gjerde, 2013

22

22-68

12x m/ 10xf

14x left, 8x right

no

yes (4 pat.)

vertigo (2 pat.), headache (19 pat.), epilepsy (2 pat.)

yes

Golaz, 1993

1

 

f

 

yes

yes

no

no

Hishikawa, 2002

1

64

f

left

no

yes

headache, speech disturbance

yes

Hishikawa, 2002

1

73

f

 

yes

no

right hemiparesis

yes

Kotil, 2007

1

70

f

 

yes

yes

vertigo, behavioral disturbance

yes

Lebowitz, 2006

1

33

m

left

no

yes

no

no

Miyaji, 2012

1

68

m

left

no

yes

headache, acalculia, agraphia, finger agnosia

no

Ramtahal, 2006

1

61

f

 

yes

yes

gait disturbance, incontinence

yes

Shirakawa, 1991

1

72

f

right

no

yes

gait disturbance, incontinence

yes

Sugimoto, 2016

1

72

m

 

yes

yes

gait disturbance, dizziness

yes

Wester, 1995

13

 

11x m/ 2x f

left

no

no

seizures (3 pat.), hemiparesis (2 pat.),

yes

Zwagerman, 2016

1

49

f

left

no

no

staring spells, expressive dysphasia, tremor

yes