punctum
Tear Drain Opening
Plain-language definition
The tiny opening on the inner edge of each eyelid where tears drain into the nasolacrimal duct. Punctal plugs block these openings to keep tears on the eye for dry eye treatment.
Expanded explanation
punctum is the glossary term for Tear Drain Opening. On a full article page, it should be read as a treatment or procedure term, not as a stand-alone diagnosis or treatment plan.
Treatment terms describe procedures, surgeries, devices, supportive care, or treatment strategies. The key issue is not just what the treatment is called, but what problem it is meant to solve and what tradeoffs it carries.
In eye care context
Treatment terms describe procedures, surgeries, devices, or treatment strategies used to manage eye and vision conditions.
What to look for around this term
- Which condition, symptom, or exam finding the treatment is meant to address.
- Whether the treatment is urgent, elective, preventive, temporary, long-term, or part of a stepwise plan.
- Expected recovery, alternatives, risks, and what follow-up is needed.
Questions this term may raise
- What is the treatment goal?
- What are the main alternatives?
- What should improve, and how will success be measured?
- Category
- Treatment or procedure
- Also written as
- punctal
Related glossary terms
- anticoagulation
Blood-Thinning Treatment
- aphakia
Eye Without a Lens
- autograft
Self-Tissue Transplant
- capsulotomy
Laser Clearing After Cataract Surgery
- catheter
Thin Flexible Tube
- coagulation
Blood Clotting
A note on medical context
A glossary definition can explain a word, but it cannot tell you whether a symptom or test result is serious. If this term came from an article, use the full article and your clinician's guidance for context.