Application of pterional approach in microsurgical removal of cholesteatoma cross middle and posterior skull base / 中华神经医学杂志

ABSTRACT

Objective To explore the operation procedure and efficacy ofmicrosurgical removal of cholesteatoma cross middle and posterior skull base via pterional approach.Methods Seventeen patients with cholesteatoma cross middle and posterior skull base,admitted to our hospital from January 2008 to January 2012,were chosen in our study; their clinical data and treatment efficacy were retrospectively analyzed.Results Twelve patients achieved total resection,and 5 subtotal resection.Symptoms disappeared in 9,symptoms improved in 5,improvement of symptoms was not obvious in 2,and symptom was aggravated in 1,as compared with those before surgery.Conclusion For cholesteatoma with main part in the sellar,parasellar,petrous apex,and partly spreading to the upper slope and cerebellopontine angle; tumor resection via pterional approach can achieve satisfactory effect,and can be used as preferred approach.