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Pneumosinus dilatans in a 13 year old female
  1. M S Sanjari,
  2. M Modarreszadeh,
  3. K Tarassoly
  1. Ophthalmology Department Eye Research Center, Rasool Akram Hospital, Tehran, Iran
  1. Correspondence to: Kia Tarassoly MD, Ophthalmology Department, Eye Research Center, Rasool Akram Hospital, Tehran, Iran; kiatarassolyhotmail.com

https://doi.org/10.1136/bjo.2005.069567

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    Pneumosinus dilatans (PSD) is abnormal dilatation of paranasal sinuses that may occasionally present with visual symptoms. We present a case of PSD associated with sickle cell trait which occurred with visual deterioration.

    Case report

    A 13 year old female presented with gradual painless decrease of vision in both eyes for 1.5 years. Over this period her visual acuity dropped from 20/30 (RE) and 20/160 (LE) to hand motion in both eyes. Except for optic atrophy in both eyes, other ocular examinations were normal. In the visual field there was diffuse peripheral field loss and generalised depression. Past medical history was insignificant except for an appendectomy 5 years earlier.

    An increased level of sickle cell haemoglobin which constituted 24.9% of her total haemoglobin was …

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