Risk factors for acanthamoeba keratitis

BMJ 1995; 311 doi: https://doi.org/10.1136/bmj.311.7008.808a (Published 23 September 1995) Cite this as: BMJ 1995;311:808
  1. David V Seal,
  2. John Hay
  1. Senior lecturer, ocular infectious diseases Senior research scientist Tennent Institute of Ophthalmology, Western Infirmary, Glasgow G11 6NT

    Population study is required to confirm results

    EDITOR,--Cherry F Radford and colleagues' highly publicised paper concerning possible risk factors for acanthamoeba keratitis in contact lens users contains some potentially misleading comments.1 Their extrapolation of limited data into sweeping generalisations seems unhelpful in providing a rational approach to understanding of the multiplicity of factors associated with acquisition of this rare but potentially sight threatening condition. Frequent replacement of storage cases will not alone prevent acanthamoebal growth and replication if chlorine based disinfection is used, since these products do not generate sufficient active …

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