When might a clinician choose a silicone hydrogel multifocal lens over a rigid gas permeable multifocal?

When might a clinician choose a silicone hydrogel multifocal lens over a rigid gas permeable multifocal?

• A. For comfort and ease of adaptation with adequate oxygen supply
• B. When cost is the sole deciding factor
• C. When the corneal shape is incompatible with silicone hydrogel
• D. When the patient desires a heavier lens

Answer: (A)

The main idea is choosing a lens type that prioritizes comfort and how easily a patient adapts to multifocal optics, while still giving the cornea enough oxygen. Silicone hydrogel multifocals are soft, with very high oxygen permeability, so they tend to feel more comfortable and wear in a more natural way for most people. Because soft lenses move with the eyelids and sit on the tear film, many wearers experience quicker adaptation to the multifocal design, making them a practical first choice when comfort and ease of wear are important.

This is especially true when the cornea can receive ample oxygen through the lens material, reducing the risk of hypoxia-related issues during wear. In such cases, the benefits of comfort and straightforward adaptation often outweigh other considerations.

Other scenarios—like when cost is the sole driver, when the corneal shape is not well suited to a soft lens, or when a patient explicitly wants a heavier lens—do not align with the typical reasons to start with a silicone hydrogel multifocal. Those situations might lead to choosing a rigid gas permeable multifocal instead, where optics or lens characteristics better match the patient’s needs.