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A red eye after head injury

BMJ 2019; 366 doi: (Published 12 September 2019) Cite this as: BMJ 2019;366:l4960
  1. Ziyan Chen, ophthalmology resident,
  2. Lingyi Liang, professor of ophthalmology
  1. State Key Laboratory of Ophthalmology, Zhongshan Ophthalmic Center, Sun Yat-sen University, Guangzhou, China
  1. Correspondence to L Liang lingyiliang{at}

This photograph shows dilatation of the left eye episcleral vessels (fig 1 a, arrows). Computed tomography angiogram confirmed the diagnosis as trauma induced …

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