ANTRUM AURIS Meaning and
Definition
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The term "antrum auris" is derived from Latin, where "antrum" means "cave" or "cavity," and "auris" refers to "ear." In the medical context, "antrum auris" typically refers to a specific structure in the temporal bone of the human skull. It is also known as the mastoid antrum or mastoid cavity.
Antrum auris is a hollow, air-filled space located within the mastoid process, a bony prominence behind the ear. It is a continuation of the middle ear cavity and is lined with a mucous membrane. The antrum auris plays a crucial role in the drainage and ventilation of the middle ear.
This anatomical structure is connected to the middle ear through an opening known as the aditus ad antrum, while another opening called the tympanic antrum communicates with the mastoid air cells. These connections allow for the exchange of air, ensuring equalization of pressure within the ear.
The antrum auris is of importance in otology as it can be affected by various pathological conditions such as infections, chronic inflammation, or tumors, which can lead to complications like mastoiditis or cholesteatoma. Surgical interventions involving the antrum auris may be necessary for drainage, removal of diseased tissue, or the placement of middle ear implants.
Understanding the anatomy and functions of the antrum auris is fundamental for diagnosing and managing certain ear-related conditions, ensuring appropriate treatment and preservation of the patient's hearing abilities.
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Meatus acusticus externus.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for ANTRUM AURIS
- zntrum auris
- sntrum auris
- wntrum auris
- qntrum auris
- abtrum auris
- amtrum auris
- ajtrum auris
- ahtrum auris
- anrrum auris
- anfrum auris
- angrum auris
- anyrum auris
- an6rum auris
- an5rum auris
- anteum auris
- antdum auris
- antfum auris
- anttum auris
- ant5um auris
- ant4um auris
Etymology of ANTRUM AURIS
The word "antrum auris" has its etymology rooted in Latin. "Antrum" means "cave" or "cavity", while "auris" translates to "ear". Combining the two words, "antrum auris" literally translates to "cave of the ear" in Latin. This term is used in anatomy to refer to certain cavities within the ear, particularly the mastoid antrum, a chamber located within the mastoid bone of the skull.
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