Differential Diagnosis for Lower Eyelid Drainage and Swelling
- Single Most Likely Diagnosis
- Blepharitis: This is an inflammation of the eyelids that can cause swelling, redness, and drainage. It's a common condition that can be caused by a bacterial or demodex mite infestation, making it a likely diagnosis for lower eyelid symptoms.
- Other Likely Diagnoses
- Conjunctivitis: Also known as pink eye, this is an infection or inflammation of the outer membrane of the eyeball and the inner eyelid. It can cause drainage, swelling, and redness, making it a plausible diagnosis.
- Hordeolum (Stye): A localized infection or inflammation of the eyelid margin involving hair follicles of the eyelashes or meibomian glands. It presents with swelling, redness, and sometimes drainage.
- Dacryocystitis: An infection or inflammation of the lacrimal sac, usually caused by a blockage of the nasolacrimal duct. It can lead to swelling, redness, and discharge in the area of the lower eyelid.
- Do Not Miss Diagnoses
- Orbital Cellulitis: A serious infection of the tissues surrounding the eye, which can cause swelling, redness, and drainage. It's crucial to diagnose promptly as it can lead to severe complications, including vision loss.
- Necrotizing Fasciitis: A rare but life-threatening infection that affects the tissue beneath the skin and surrounding muscles and organs. It requires immediate medical attention.
- Rare Diagnoses
- Granuloma Faciale: A rare, chronic inflammatory condition that affects the face, including the eyelids, causing swelling, redness, and sometimes drainage.
- Sarcoidosis: An autoimmune disease that can affect various parts of the body, including the eyes. It may cause uveitis, conjunctivitis, or eyelid swelling, among other symptoms.
- Wegener's Granulomatosis (Granulomatosis with Polyangiitis): A rare autoimmune disorder that can affect various organs, including the eyes, leading to symptoms like eyelid swelling and drainage.