Corneoscleral laceration associated with passenger-side airbag inflation

Spontaneous dissection of internal carotid artery presenting as isolated posterior ischaemic optic neuropathyEDITOR-Posterior ischaemic optic neuropathy (PION), which is a diagnosis of exclusion, has been associated with a variety of vascular diseases such as giant cell arteritis, systemic lupus erythematosus, atherosclerosis, polyarteritis nodosa, hypotension, and rarely acute occlusion of the internal carotid artery