Olfactory groove meningiomas

Olfactory groove meningioma is a rare clinical entity. The principal sympto ms associated with olfactory groove meningiomas are anosmia and headache wh ich lead the patient to the ENT specialist. Frontal sinusitis, migraine and neuralgia are most frequent incorrect diagnoses. This retrospective study of 13 consecutive patients who underwent excision of Olfactory Groove menin giomas in the North Staffordshire Royal Infirmary, Department of Neurosurge ry over a 20-year period was undertaken to study the presenting features, d uration of symptoms, results of surgery, and long-term follow-up. Symptoms were present for less than 6 months to 3 years. Although excision was thoug ht to be complete reoccurrences occurred in four patients. The morbidity of surgery was significant.