Симптоми менінгіоми за місцем розташування
Site | Findings |
|---|---|
Base of skull | Visual loss Oculomotor palsies Exophthalmos |
Cerebral convexities | Focal seizures Cognitive deficits Ultimately, signs of increased intracranial pressure |
Clivus and apical petrous bone | Gait disturbance Limb ataxia Deficits referable to the 5th, 7th, and 8th cranial nerves |
Foramen magnum | Ipsilateral suboccipital pain Paresis that begins in the ipsilateral arm and progresses to the ipsilateral leg, then to the contralateral leg and arm Sometimes Lhermitte sign Cranial nerve deficits (eg, dysphagia, dysarthria, nystagmus, diplopia, facial hypoesthesia) |
Olfactory groove | Anosmia Sometimes papilledema and visual loss |
Parasagittal or falx | Spastic paresis or sensory loss, usually beginning in the contralateral leg, but occasionally bilateral Cognitive deficits |
Posterior fossa tentorial tumors that extend superiorly or inferiorly | Hydrocephalus |
Sphenoid wing: | |
| Oculomotor palsies Facial numbness |
| Visual loss Exophthalmos |
| Seizures Headaches |
Tuberculum sellae | Visual loss Bone changes sometimes visible with imaging |
* Meningioma en plaque involves spread into the dura, with dural thickening and invasion of adjacent bone; the tumor sometimes grows into the temporal bone. | |