H75: Other disorders of middle ear and mastoid in diseases classified elsewhere
H75.0: Mastoiditis in infectious and parasitic diseases classified elsewhere
There is a small bony projection on the head behind the ear. It contains small cavities full of air. You can feel this bony projection behind the ear.
The bone behind your ear has become inflamed because you have another condition. This condition is usually caused by pathogens.
If the bone behind the ear becomes inflamed, it can result in severe ear pain. One may also feel very sick and get a high temperature. One’s hearing may also worsen. A swelling may also occur behind the ear. The affected ear may stick out as a result.
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The information provided on this page is for general educational purposes only. It is not intended for self-diagnosis and does not replace professional medical advice. Always consult your doctor or a qualified healthcare provider with any questions or concerns about your health.
If you see an ICD diagnosis code (e.g., on a medical report), be aware that doctors may also include additional indicators to express diagnostic certainty. Only a healthcare professional can interpret these codes accurately in the context of your individual case.
For a complete understanding of your condition and what the diagnosis means for you, please speak directly with your doctor.