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Table 1 Patients with intracranial osteoma attached to the meninges without relationship with the bone reported in the literature

From: Solitary intracranial osteoma with attachment to the falx: a case report

No.

Age/Sex

Preoperative symptom

Location

Size

Surgery

Operative finding

Postoperative outcome

(ref.)

1

20/F

Headache over right fronto-temporal area

Right frontal convexity

1.0 x 1.0 x 1.0 cm3

Right fronto-temporal craniotomy

Arose from the inner surface of dura

Asymptomatic

[12]

2

51/F

Headache

Right frontal convexity

1.1 x 1.5 x 0.7 cm3

Right frontal craniotomy

Partially adherent to the inner dural surface

No post-operative problem

[16]

3

28/F

Headache at left frontal area

Left frontal convexity

4.0 x 2.5 x 0.5 cm3

Left frontal craniotomy

Covered with arachnoid membrane

Relief of headache

[10]

4

35/M

Vertigo

Right frontal convexity

5.0 x 5.0 x 2.0 cm3

Right frontal craniotomy

Attached to the dura

Not available

[14]

5

24/M

Headache

Right frontal convexity

Not available*

Right frontal craniotomy

Covered with arachnoid membrane

Venous congestion post-operative 3 days

[18]

No sign of recurrence 2 years after the surgery

6

60/M

Headache

Right frontal convexity

Not available

Right frontal craniotomy

Attached to the dura

No neurologic deficits

[17]

7

43/F

Headache in left frontal area

Left frontal convexity

1.2 x 2.0 x 0.7 cm3

Left frontal craniotomy

Attached to the dura

Asymptomatic

[11]

8

64/M

Tinnitus with dizziness

Right mesial frontal lobe extra-axially

2.5 x 2.0 x 2.0 cm3

Right frontal craniotomy

Attached to the falx

The frequency and degree of dizziness and tinnitus decreased

Present case

  1. * multiple.