H01.023

Clinical Causes: Bacterial overgrowth, particularly *Staphylococcus* species Skin conditions like seborrheic dermatitis or atopic dermatitis Poor eyelid hygiene leading to accumulation of debris and bacteria Environmental factors such as exposure to dust, wind, or irritants Allergic reactions affecting the eyelid skin Underlying eyelid skin conditions that promote inflammation

Key Symptoms: Itchy sensation on the eyelids Flaky or scaly patches along the eyelid margins Redness and swelling of the eyelids Crusting around the eyelashes, especially after sleep Burning or gritty feeling in the eye Increased tearing or watery eyes Possible eyelash loss or misdirection

Diagnosis Path: Diagnosis typically involves a clinical examination by an eye care professional. They will assess the eyelid margins for signs of scaling, redness, and crusting. The examiner may also look for bacterial colonies or skin conditions contributing to the inflammation. In some cases, additional tests or eyelid swabs may be taken to identify bacterial species or rule out other skin disorders.

Treatment Protocols: Managing squamous blepharitis involves maintaining good eyelid hygiene and addressing inflammation. Common approaches include: - Regularly cleaning the eyelids with warm water and gentle eyelid scrubs or commercial eyelid cleansers - Applying warm compresses to loosen crusts and promote eyelid health - Using prescribed or over-the-counter antibiotic ointments or drops if bacterial overgrowth is suspected - Managing underlying skin conditions with appropriate skincare or medications - Avoiding eyelid irritants such as harsh chemicals or allergens - In some cases, corticosteroid ointments may be used for short-term relief of severe inflammation Proper eyelid hygiene is essential in preventing recurrence and managing symptoms effectively. Patients are often advised to follow up regularly with their eye care provider for monitoring and possible adjustments to treatment.