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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.