A lump behind the ear can have many possible causes. The most common include swollen lymph nodes caused by an uncomplicated infection. These lumps are typically harmless and relatively easy to treat.

The tympanic membrane (eardrum) is the border between the outer ... Ears can vary, so what's considered normal anatomy of the inner or outer ear in one person may be different for another. For example ...

The film highlights the role of tonsils in filtering bacteria and the importance of ear health ... Keywords nose, throat, ears, anatomy, health, mucus membrane, infections, hearing loss, medical ...

Key Laboratory of Endocrine Glucose & Lipids Metabolism and Brain Aging, Ministry of Education; Department of Endocrinology, Shandong Provincial Hospital Affiliated to Shandong First Medical ...