A Fresh Look at Dry Eye
Definition and Classification of Dry Eye
DED: Magnitude of Problem
TFOS DEWS II: Revised Definition
TFOS DEWS II Definition: The Meaning of the Words
TFOS DEWS II Report: Classification System
Key Triaging Questions
Quantifying the Symptoms: Diagnostic Tests
Classification of the Subtype
Concluding Remarks
Diagnostic Approaches to Dry Eye
DED Diagnosis
Presentation of Patient
Key Triaging Questions
Assessing Risk Factors
Diagnostic Questionnaires
Tear Film Homeostasis Tests
Tear Film Breakup Time
Diagnostic Osmolarity
Ocular Surface Assessment
Concluding Remarks
When to Refer Your Patient to an Ophthalmologist
Symptoms That Suggest a Referral
Differentiating DED From Other Medical Conditions
Risk Factors for DED
Choosing the Right Treatment for Dry Eye
Not All Artificial Tear Products Are the Same
What Is the First Step in Treating a Patient With Dry Eye?
Distinguishing Symptoms
What Is the Severity of the Ocular Surface Disease?
Treatments for Tear Insufficiency
How Frequently Do We Recommend Using Artificial Tears?
Choosing the Right Artificial Tear Product
Preservative vs Preservative-Free Treatments for Dry Eye
When Preservative-Free Products Are Needed in Patients With DED
BAK-Containing Preservatives
Polyquaternium-1 Preservatives
Smart Approaches to Preservatives
When Do Formulations Containing Preservatives Need to Be Replaced?
Concluding Remarks
Educating the Patient With Dry Eye
Explaining DED to Your Patient
Eye Drops for Different Type of DED
Proper Eye Drop Application
Factors for Selecting a Specific Eye Drop Product
Factors for Treatment Success
How Soon Will a Patient See Results?
Concluding Remarks
Abbreviations