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Hypovitaminosis A in metropolitan Adelaide
S H Qureshi1, D N Selva-Nayagam, J L Crompton
1Department of Ophthalmology, Royal Adelaide Hospital, South Australia, Australia. slamaan@farheena.freeserve.co.uk
Vitamin A deficiency (Hypovitaminosis A) can cause severe vision loss, even in developed countries. Early diagnosis through dietary and medical history is crucial for prompt treatment and vision recovery.
Area of Science:
- Ophthalmology
- Nutritional Science
Background:
- Hypovitaminosis A is common in developing nations but often overlooked in developed countries due to its rarity.
- Delayed diagnosis of vitamin A deficiency can lead to severe visual impairment.
Observation:
- A 67-year-old male presented with progressive bilateral vision loss and punctate epithelial keratopathy.
- The patient exhibited unusual dietary habits, prompting suspicion of Hypovitaminosis A.
Findings:
- Impression cytology and biochemical tests confirmed vitamin A deficiency.
- The patient's vision significantly improved following vitamin A supplementation.
Implications:
- Clinicians should consider Hypovitaminosis A in severe 'dry-eye' cases, particularly with atypical diets or malabsorption.
- Prompt diagnosis and treatment of vitamin A deficiency are vital for preventing irreversible vision loss.
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