Ophthalmology Occurrence of diplopia, dysphagia, dysahria, blurring of vision and muscle weakness could be due to: A Diphtheria B Botulism C Infantile beriberi D Myasthenia gravis 💡 Explanation Occurrence of diplopia, dysphagia, dysahria, blurring of vision and muscle weakness could be due to: ✓ Correct Answer: B. Botulism