Infrared illumination creates contrast between the meibomian glands and surrounding eyelid tissue beneath the tarsal plate. A specialized camera captures this contrast, making the gland pattern visible for examination. This imaging approach allows clinicians to assess structural features that may not be evident from symptoms alone and supports a more objective evaluation of gland health.
Clinicians can examine images for gland dropout, shortening, distortion, and obstruction. These findings describe different abnormalities in gland distribution or appearance and help characterize the condition of the meibomian glands. Reviewing these structural patterns provides information that can be considered alongside clinical symptoms and tear-film findings when evaluating evaporative dry eye disease.
Images provide structural information, whereas symptom assessments and tear-film evaluation contribute complementary clinical information. Considering these sources together helps clinicians characterize meibomian gland dysfunction rather than relying on a single observation. This combined assessment can support interpretation of gland abnormalities and improve the basis for treatment planning and follow-up.
The examination uses a noninvasive imaging approach in which a specialized camera illuminates the eyelid with infrared light and records the glands beneath the tarsal plate as contrasting structures. The resulting images can then be reviewed for gland distribution and abnormalities such as dropout, shortening, distortion, or obstruction, without requiring an invasive procedure.
It is useful when clinicians need objective information about meibomian gland structure while assessing evaporative dry eye disease. The images can help characterize meibomian gland dysfunction and place structural findings alongside symptoms and tear-film evaluation. This broader assessment supports clinical decisions about how the condition should be evaluated and managed.
Meibomian gland images can contribute to treatment planning by documenting the structural status of the glands before or during clinical management. Repeated assessment may also provide objective measures for monitoring disease progression and response to therapy. Comparing imaging findings with symptoms and tear-film results helps place structural changes in their broader clinical context.