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Table 1 Demographic and clinical data of 33 patients with ACMs

From: Extradural anterior clinoidectomy in surgical management of clinoidal meningiomas

Patients characteristics No. of patients Percent
Age (years)
Mean (range) 49.48 ± 11.41 (34–72) years  
Sex   
Male 5 (15.2%)
Female 28 (84.8%)
Presenting symptoms
Visual impairment 30 (90.9%)
Headache 24 (72.7%)
Seizures 9 (27.3%)
Limb weakness 2 (6.1%)
Diplopia 3 (9.1%)
Proptosis 6 (18.2%)
Retroorbital pain 6 (18.2%)
Ptosis 3 (9.1%)
Eye redness 3 (9.1%)
Facial numbness 2 (6.1%)
Anosmia 1 (3.0%)
Ophthalmological assessment
Visual acuity testing 30/33 (90.9%)
  Log MAR (mean ± SD) (range) 1.15 ± 0.53 (0.2–2.0)  
  Intact vision 3 (9.1%)
  Mild impairment (≤ 1 Log MAR) 14 (42.4%)
  Severe impairment (> 1– 2 Log MAR, HM) 16 (48.5%)
Visual field defects 26 (78.8%)
  Intact 7 (21.2%)
  Enlarged central scotoma 7 (21.2%)
  Nasal field defect 2 (6.1%)
  Temporal field defect 1 (3.0%)
  Tubal field 12 (36.4%)
  Dark field (HM) 4 (12.1%)
Ocular motility
  Oculomotor nerve palsy 3 (9.1%)
  1. Patients had more than one symptom at clinical presentation
  2. ACMs Anterior clinoidal meningiomas