定位診斷徐評(píng)議ppt課件(存儲(chǔ)版)
【正文】 g of brain reticular pathways. ? 雙側(cè)腦橋損害 ,腦干網(wǎng)狀結(jié)構(gòu)完好 ? The patient is alert but unable to respond with speech or facial or limb movements. Mute and paralysed. ? 下眼瞼以下無動(dòng) ,四肢癱 ,不語 ,清醒 Lockedin syndrome ? The pathways for eye movement are spared, so the patient can respond with vertical eye movement and blinking. ? 眼球可動(dòng)及示意回答 ? infarction BrainstemMedulla延髓 Wallenberg Syn. Nystagmus, vertigo, nausea Vestibular nuclei 1 Wallenberg syndrome 延髓背外側(cè)綜合征 cerebellar posterior and inferior artery had A 閉塞 Affected structures and resultant deficits include: – The vestibular nuclei前庭核 . results in nystagmus眼球震顫 , nausea, vomiting, and vertigo眩暈 . – The inferior cerebellar peduncle小腦下腳 . Lesions result in ipsilateral cerebellar signs [同側(cè)小腦征損害 ]. 1 Wallenberg syndrome – The nucleus ambigus 疑核損害 of CNⅨ , CNⅩ and CNⅪ , result in ipsilateral laryngeal, pharyngeal, and palatal hemiparalysis同側(cè)軟腭麻痹 [loss of the gag reflex , dysarthria, dysphagia, and dysphonia ].咽反射消失 ,吞咽困難 ,聲音嘶啞 – The spinothalamic tracts (脊丘系 spinal lemniscus). result in contralateral los
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