摘要:急性顱腦損傷是神經(jīng)外科常見病,對視神經(jīng)損傷認識不足,容易誤診漏診,喪失最佳治療時機。護理人員在接診和護理顱腦外傷的患者時,除常規(guī)觀察患者意識狀態(tài)、生命體征,肢體活動情況外,還應認真仔細檢查受傷部位、視力、瞳孔狀態(tài)等,為醫(yī)生及時提供診斷依據(jù)。急性顱腦損傷合并視神經(jīng)損傷的早期診斷是搶救視力的關鍵,而我們護理人員的觀察工作起著舉足輕重的作用。
關鍵詞:急性顱腦外傷; 視神經(jīng)損傷;護理
Nursing Observation of Optic Nerve Injury Caused by Craniocerebral Trauma
XU Hui
(Xishui County People's Hospital,Xishui 438200,Hubei,China)
Abstract:Acute traumatic brain injury is a common disease in Department of Neurosurgery, the lack of understanding of the optic nerve damage, easy misdiagnosis, loss of the best timing of treatment. Nursing staff in the reception and care of craniocerebral trauma patients, in addition to conventional state of consciousness, observe the patient vital signs, limb activities outside, still should carefully check the injured part, vision, pupil, for doctors to provide diagnostic basis. Early diagnosis of acute craniocerebral injury combined with optic nerve injury is the key to save the vision, and play a decisive role in the observation of our nursing staff work.
Key words:Acute craniocerebral trauma; Optic nerve injury; Nursing
急性顱腦損傷是神經(jīng)外科常見病,合并視神經(jīng)損傷約占0.7~5%[1]。視神經(jīng)損傷是嚴重影響視功能的疾病,清醒患者診斷較為容易,而意識障礙者由于早期不能提供可靠病史和眼部客觀檢查,且顱腦損傷往往比較兇險,以搶救生命為主,對視神經(jīng)損傷認識不足,容易誤診漏診,喪失最佳治療時機。
我們護理人員在接診和護理顱腦外傷的患者時,除常規(guī)觀察患者意識狀態(tài)、生命體征,肢體活動情況外,還應認真仔細檢查受傷部位、視力、瞳孔狀態(tài)等,為醫(yī)生及時提供診斷依據(jù)?,F(xiàn)將顱腦外傷致視神經(jīng)損傷的相關護理觀察做以下幾點介紹:
1受傷部位
額部,尤其是來自眉弓顳上的外力是本病的直接原因。檢查受傷部位,如受傷部位在該部,那么在后續(xù)的觀察中應留心。
2視力檢查
當患者清醒時會明確提出視力減退或失明。傷后立即出現(xiàn)的視力損傷是原發(fā)性視神經(jīng)損害;數(shù)小時或數(shù)日出現(xiàn)的視力喪失是視神經(jīng)繼發(fā)損傷的典型表現(xiàn),這就要求護士要密切關注視力情況,如果患者處于昏迷狀態(tài)則易漏診,需馬上作瞳孔的觀察。
3瞳孔觀察
3.1觀察瞳孔的條件 觀察時用聚光集中的電筒對準雙眼中間照射,對比觀察雙側瞳孔的大小,形狀是否等大等圓;再將光源分別移向雙側瞳孔中央,觀察直接對光反射和間接對光反射,注意反射是否靈敏;觀察時光條件應一致,先照一側后立即照另一側;因為間接光反射瞳孔縮小,有時誤認為雙側瞳孔不等大,故應反復檢查,對比判斷。
3.2觀察瞳孔的方法 對于單側外傷性視神經(jīng)損傷患者,相對性瞳孔傳入障礙是僅有的眼部特征,表現(xiàn)為患側瞳孔直接對光反射消失,間接對光反射存在,健側直接對光反射正常,間接對光反射消失。雙側視神經(jīng)損傷時,可無相對性瞳孔入障礙。護士應當熟練掌握瞳孔的觀察方法,準確認識瞳孔改變的特異性,當患者瞳孔散大與顱腦損傷傷情不符時,要立即通知醫(yī)生進行神經(jīng)眼科的??茩z查,除常規(guī)頭顱X片及CT掃描外,加照雙側視神經(jīng)管X線及眼眶薄層CT掃描,以便與腦疝鑒別。
余桂圓等報道神經(jīng)損傷的治療效果與診斷與治療的早晚有關,診斷越早,采取治療措施越及時效果越好[2],由此可見,急性顱腦損傷合并視神經(jīng)損傷的早期診斷是搶救視力的關鍵,而我們護理人員的觀察工作起著舉足輕重的作用。
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