Differential Diagnosis for Inside of Ear Flaking
- Single most likely diagnosis
- Cerumen impaction or earwax buildup: This is the most common cause of flaking inside the ear, often due to excessive earwax production or improper ear cleaning techniques.
- Other Likely diagnoses
- Seborrheic dermatitis: An inflammatory skin condition that can cause flaking and itching in the ear canal.
- Psoriasis: A chronic skin condition that can lead to flaking, redness, and itching in the ear canal.
- Eczema (atopic dermatitis): A condition that can cause dry, itchy, and flaky skin in the ear canal.
- Fungal infections (otomycosis): Fungal infections can cause flaking, itching, and discharge in the ear canal.
- Do Not Miss (ddxs that may not be likely, but would be deadly if missed.)
- Malignant otitis externa: A rare but serious infection that can cause severe pain, flaking, and discharge in the ear canal, often in individuals with diabetes or compromised immune systems.
- Squamous cell carcinoma: A type of skin cancer that can occur in the ear canal, causing flaking, bleeding, and discharge.
- Rare diagnoses
- Keratosis obturans: A rare condition where a buildup of keratin debris causes flaking and blockage in the ear canal.
- Cholesteatoma: A rare skin cyst that can grow in the ear canal, causing flaking, discharge, and hearing loss.