22.有關內視鏡鼻竇手術(endoscopic sinus surgery)可能產生的併發症,下列何者最不常見? (A)馬鞍鼻(saddle nose) (B)腦膜炎(meningitis) (C)複視或失明(diplopia or blindness) (D)腦脊髓液鼻漏(CSF rhinorrhea)