Labyrinthitis is an inflammation or infection of the inner ear labyrinth that can be caused by viral or bacterial pathogens. It leads to symptoms like vertigo, hearing loss, tinnitus, and nausea. Diagnosis involves taking a medical history, physical examination, and audiogram. Treatment focuses on relieving symptoms like vertigo and nausea with medications. Antibiotics are used to treat bacterial infections while antiviral drugs may be used for viral causes. Nursing care aims to help the patient manage symptoms safely and prevent injury during acute vertigo attacks.