What is causing a pulsating ear?

There are several potential causes for a pulsating ear:

1. Earwax Buildup: Excessive earwax buildup can block the ear canal and create pressure, leading to a pulsating sensation.

2. Sinus Infection: Pulsating ear pain can sometimes be a symptom of a sinus infection, as the infection can cause inflammation and congestion in the sinus cavities near the ear.

3. Eustachian Tube Dysfunction: The Eustachian tube is a small channel that connects the middle ear to the back of the throat. Dysfunction of this tube can cause pressure imbalances in the ear, resulting in a pulsating sensation.

4. Hypertension (High Blood Pressure): In some cases, pulsating ear sensations can be associated with high blood pressure. If you experience pulsating ear sensations accompanied by other symptoms of hypertension, such as headaches, dizziness, or shortness of breath, it's important to see a doctor for evaluation.

5. Ear Infection (Otitis Media): Infections in the middle ear can cause inflammation, fluid buildup, and pressure changes, leading to a pulsating sensation in the affected ear.

6. Carotid Artery Pulsation: In rare cases, pulsating ear sensations can be caused by the pulsations of the carotid artery, which is located in close proximity to the ear. This is more commonly experienced by thin or elderly individuals.

7. Other Medical Conditions: Occasionally, pulsating ear sensations may be a symptom of underlying medical conditions such as temporal arteritis (inflammation of the temporal artery), a glomus tumor (a rare tumor of the middle ear), or certain types of head and neck tumors.

If you are experiencing a pulsating ear sensation accompanied by other symptoms or concerns, it is advisable to consult a healthcare professional for proper evaluation and diagnosis.