Lid/Orbit
Meibomian Gland Dysfunction
Also known as: MGD, meibomitis, posterior blepharitis, lid margin disease, Meibomian gland obstruction, meibum deficiency, lipid layer deficiency, posterior lid margin disease
Clinical decision support only
OptoGuide™ supports professional judgement and does not diagnose or replace clinician responsibility.
Overview
A chronic gland-function disorder and common evaporative dry-eye mechanism. The primary problem is obstruction of the Meibomian gland orifices with qualitative or quantitative meibum change, causing lipid-layer instability. Blepharitis, Demodex, chalazia, and ocular rosacea may coexist, but this record is centred on gland obstruction, meibum quality, and evaporative tear-film failure.
What OptoGuide™ covers for meibomian gland dysfunction
- Recognition patterns — symptoms, signs, and differentiators
- Don't-miss risks and escalation triggers
- Management tiers with linked Australian therapeutics
- Referral urgency, specialty, and letter drafting
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