Red eye

Subconjunctival haemorrhage - Heme under the subconjunctiva due to bleeding into the subconjunctival space usually asymptomatic risk and contributing factors may include○ trauma○ rubbing○ cough or straining○ hypertension○ antiplatelets and anticoagulation○ bleeding disorders -if recurrent unilateral.The sclera can be completely covered in blood in severe cases Normal VA PERLA well demarcated bright red patch on the white of sclera No corneal involvement IOP normal No pain but may cause slight irritation. Reassurance No treatment required resolves within 2-3 weeks Lubricants can be considered in cases of mild discomfort

Conjunctivitis - Infectious or non-infectious inflammation of the bulbar and palpebreal conjunctiva Conjunctivitis can be bacterial , viral or allergic Symptoms include gritty / FB sensation○ bacterial - often mucopurulent discharge / lashes stuck together○ viral - watery , clear , mucous discharge suggests viral originThis is distinction is not always reliable

Episcleritis-Benign , self limiting, inflammatory disease affecting the episclera Episclera is the loose connective tissue between the conjunctiva and sclera Idiopathic in nature Rarely associated with systemic disease Causes relatively mild occular discomfort Risk factors include○ female sex ( 70 % )○ age ( 5th decade )○ systemic autoimmune conditions B/L recurrent episcleritis may suggest a systemic disease association

redness...