This is a pilot prospective single blind controlled trial comparing magnetically steerable gastric capsule endoscopy to conventional oesophagogastroduodenoscopy in diagnosing upper gastrointestinal pathology in patients with recurrent/refractory iron-deficient anaemia.
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Diagnostic yield (pathology reporting form)
Timeframe: Baseline
Gastric mucosal visibility (Assessed on a 1-5 scale )
Timeframe: Baseline
Patient comfort score (visual analogue and numeric rating scales on Patient Comfort Questionnaire document)
Timeframe: Baseline