问题:
[单选题]A 55-year-old patient with idiopathic trigeminal neuralgia reports sharp, stabbing pain in the upper lip and nose. Which branch of the trigeminal nerve is affected?
一名55岁的特发性三叉神经痛患者,主诉上唇和鼻部尖锐的刺痛。三叉神经的哪个分支受到影响?
ACorneal 角膜神经
BMandibular 下颌神经
CMaxillary 上颌神经
DLacrimal 泪腺神经
EOphthalmic 眼神经