Alimentary duplications which include a variety of alimentary cysts, diverticula and tubular malformations are rare abnormalities. Most of them, especially in relation to the oesophagus, do not communicate with the lumen. We present two very rare cases of communicating oesophageal duplication. Both are left sided and unassociated with any other congenital abnormality. These features again are uncommon with such duplications.
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