Possible Clues:

• Viewer's sore as regularly sat by set?
• Saint with the old eye swelling
• What irritated viewer during last year?
• Affliction also known as a hordeolum
• Pig pen we hear is an eyesore
• Saint has the old eye problem
• Caught by specialist, yeast infection
• Swelling small yet disastrous
• Problem with viewer in West Yelverton
• Eyesore small yet horrid