Differential Diagnosis for Swelling and Red Lower Eyelid
- Single most likely diagnosis
- Blepharitis: This is an inflammation of the eyelids that can cause redness, swelling, and irritation. It's a common condition and often presents with these symptoms, making it a likely initial diagnosis.
- Other Likely diagnoses
- Conjunctivitis: Also known as pink eye, this condition can cause redness and swelling of the eyelid due to infection or allergies.
- Hordeolum (Stye): A localized infection or inflammation of the eyelid margin involving hair follicles of the eyelashes or meibomian glands, which can cause swelling and redness.
- Chalazion: A small bump on the eyelid due to a blocked oil gland, which can become inflamed and cause swelling and redness.
- Do Not Miss (ddxs that may not be likely, but would be deadly if missed.)
- Orbital Cellulitis: A serious infection of the tissues surrounding the eye, which can cause swelling, redness, and pain. It requires prompt medical attention to prevent serious complications.
- Angioedema: A condition characterized by rapid swelling of the dermis, subcutaneous tissue, mucosa, and submucosal tissues, which can be life-threatening if not treated promptly, especially if it involves the airway.
- Rare diagnoses
- Sarcoidosis: A condition that can cause inflammation in various parts of the body, including the eyes, leading to swelling and redness of the eyelids.
- Granuloma Faciale: A rare skin condition that can cause single or multiple, reddish-brown, indurated plaques or nodules, typically on the face, including the eyelids.
- Wegener's Granulomatosis (Granulomatosis with Polyangiitis): A rare autoimmune disorder that can affect various parts of the body, including the eyes, and cause a range of symptoms including swelling and redness of the eyelids.