Barodiya Animesh, Thukral Rishi, Agrawal Shaila Mahendra, Rai Anshul, Singh Siddharth
Senior Resident, Department of Dentistry, All India Institute of Medical Sciences, Bhopal, Madhya Pradesh, India.
Professor, Department of Oral and Maxillofacial Surgery, Modern Dental College and Research Institute, Indore, Madhya Pradesh, India.
J Clin Diagn Res. 2017 Mar;11(3):ZD24-ZD25. doi: 10.7860/JCDR/2017/24184.9601. Epub 2017 Mar 1.
Inferior Alveolar Nerve Block (IANB) anaesthesia is one of the common procedures in dental clinic. This procedure is safe, but complications may still occur. Ocular complications such as diplopia, loss of vision, or ophthalmoplegia are extremely rare. This case report explains an event where due to individual anatomic variation of the sympathetic vasoconstrictor nerve and maxillary and middle meningeal arteries, intravascular administration of anaesthetic agent caused unusual ocular signs and symptoms such as temporary blindness.
下牙槽神经阻滞(IANB)麻醉是牙科诊所常见的操作之一。该操作是安全的,但仍可能发生并发症。复视、视力丧失或眼肌麻痹等眼部并发症极为罕见。本病例报告解释了由于交感缩血管神经以及上颌动脉和脑膜中动脉的个体解剖变异,麻醉剂血管内注射导致了如暂时性失明等异常眼部体征和症状的事件。