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Aetiology
- Likely a hypersensitivity reaction to Staphylococcus antigens, possibly associated with Rosacea, Tuberculosis, or worm infestation
Clinical Presentation
- Small, pink-white limbal nodule with intense localised hyperaemia on the conjunctiva or at the limbus
- Limbal phlyctenule can spread to the cornea
Treatment
- Topical steroids + antibiotic (e.g., Tobradex (tobramycin+dexamethasone) gtt 3x/day).
- Consider higher dosed steroids depending on the findings
- Additional lubricating therapy and treatment of blepharitis
Sources
- EyeWiki Phlyctenular Keratoconjunctivitis
- The Wills Eye Manual: Office and Emergency Room Diagnosis and Treatment of Eye Disease; Nika Bagheri MD, Brynn Wajda MD, et al; Lippincott Williams&Wilkins; 7th Edition (2016)
- Kanski’s Clinical Ophthalmology: A Systematic Approach; Jack J. Kanski MD, Brad Bowling MD; Saunders Ltd.; 8th Edition (2015)