The investigators will be evaluating the use of broadband light in Dry Eye and Meibomian Gland Dysfunction.
Broadband light (BBL) is a widely used treatment for improvement of inflammatory dermatologic conditions such as acne and rosacea, and may have similar therapeutic benefits on the treatment of dry eye disease by targeting inflammation of the eyelids. The investigators propose a prospective study to determine the safety and efficacy of BBL treatment on patients with dry eye disease and meibomian gland dysfunction. Each participant will have three treatments of BBL at monthly intervals to the cheek and periorbital area with subsequent follow up. Measured endpoints will include signs and symptoms of dry eye control including full ophthalmic exam, dry eye diagnostic testing, photographs, and standardized questionnaires.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
60
While shielding the eyes, multiple passes of broadband light will be applied to the upper cheeks and eyelids after applying topical lidocaine.
The light will be occluded on the usual BBL device so that no treatment is delivered but the preparation and procedure will otherwise be the same.
Change in dry eye score
Change in SPEED dry eye disease questionnaire score from baseline to 1 month post-treatment
Time frame: 1 month after last BBL treatment (4 month time-point)
Ocular surface/eyelid microbiome data
genomic analysis of ocular surface flora at baseline compared to 1 month post-treatment
Time frame: 1 month after last BBL treatment
Clinical evaluation of dry eye-- Change in fluorescein staining grade
Change in Fluorescein staining graded with Oxford scale score from baseline to 1 month post-treatment
Time frame: 1 month after last BBL treatment
Clinical evaluation of dry eye--Change in tear osmolarity
Change in tear osmolarity (in milliosm/L) from baseline to 1 month post-treatment
Time frame: 1 month after last BBL treatment
Clinical evaluation of dry eye--Change in Matrix metalloproteinase-9 (MMP-9) presence in significant concentration
Change in MMP-9 testing (test is "positive" for MMP-9 level above 40ng/mL, and "negative" if below that threshold) from baseline to 1 month post-treatment
Time frame: 1 month after last BBL treatment
Clinical evaluation of dry eye--Change in tear breakup time
Change in tear break up time (in seconds) from baseline to 1 month post-treatment
Time frame: 1 month after last BBL treatment
Clinical evaluation of dry eye--Change in basal tear production
Change in basal tear production (in millimeters using standardized filter paper) from baseline to 1 month post-treatment
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Time frame: 1 month after last BBL treatment