Laser Therapy and Surgery for External Meatus Ear

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Eshealtips.com – The External Meatus Ear is located at the external part of the ear and is associated with the facial nerve. The anterior superior and posterior inferior parts of the meatus receive their innervation from the mandibular and cervical plexus, respectively. The lateral and medial parts of the meatus are dilated and form a slight curve. The tympanic membrane is located at the lower part of the meatus.

Consideration of Skin Disease 

Skin diseases of the external meatus ear are commonly seen by many disciplines. Dermatologists, otorhinolaryngologists, and general practitioners all regularly see these lesions. However, this article will focus on diseases for which laser therapy or surgery may be considered. Further, it will cover the treatment options for various types of skin diseases that affect the external meatus. Listed below are the common skin diseases affecting the External Meatus Ear.

Symptoms of External Meatus Ear include pain, a whitish, greenish-yellow discharge, and cellulitis. Additional symptoms include fever, conductive hearing loss, edema, and erythema. It is essential to visit a doctor if you are experiencing any of these symptoms. The sooner you see a physician, the more likely you are to recover from your infection.

Acute external Meatus Ear is an acute or chronic bacterial infection of the meatus and tympanic membrane. It may be localized or can spread to the parotid region and overlying mastoid bone. Bacterial External Meatus Ear is caused by Pseudomonas aeruginosa, a type of microorganism responsible for the symptoms of external otitis.

Blockage Causes Temporary Hearing Loss

If your ear canal is narrowed or blocked, you may have an auricular hematoma. This is a collection of blood that may disrupt the vascularization of the auricle. Leaving an auricular hematoma untreated can cause avascular necrosis of the cartilage or cauliflower ear deformity. In addition, the external acoustic meatus normally produces cerumen. However, an excessive buildup of cerumen can block the external acoustic meatus, resulting in temporary hearing loss. Therefore, it is important to clean the ear frequently and to remove the buildup of cerumen if you are experiencing any of these symptoms.

The tympanic membrane is the ear’s outermost wall. It connects to the nasopharynx via a eustachian tube. The inner ear contains the cochlea and semicircular canals. The pinna acts as an intermediate link between the two, allowing more sound to enter the auditory canal. It also serves to direct sound into the external acoustic meatus.

The tympanic membrane is found at the distal end of the external acoustic meatus. The tympanic membrane is covered in a mucous membrane on the inside and is connected to the tympanic bone of the temporal bone through a fibrocartilaginous ring. The tympanic membrane has two sides, the medial side is completely covered in mucous and the lateral side is entirely convex. It is attached to the malleus with a ridge called the chorda tympani.

Type of Operation Involves Installation of a Hearing Aid

The EAM is the main hearing organ in humans. The ear is the organ that receives higher-frequency sounds, including speech. It is therefore essential for speech recognition. Finite element modeling has revealed the importance of hearing these sounds, and how the EAM affects speech. There are several surgical procedures for EAM problems. The most common types of surgery involve the implantation of hearing aids. This procedure is performed under local anesthesia in a clinic.

The muscles and nerves that supply the External Meatus Ear are called auricular arteries and the tympanic nerve. The auricular artery supplies the tympanic membrane, while the anterior and posterior auricular arteries supply the auricle. The auricular arteries and veins mirror each other and drain auricular lymph into the superficial parotid and deep cervical lymph nodes.

Reference:

Shute, C. C. D., and A. d’A. Bellairs. “The external ear in Crocodilia.” Proceedings of the Zoological Society of London. Vol. 124. No. 4. Oxford, UK: Blackwell Publishing Ltd, 1955.

Stell, P. M., and M. S. McCormick. “Carcinoma of the external auditory meatus and middle ear: prognostic factors and a suggested staging system.” The Journal of Laryngology & Otology 99.9 (1985): 847-850.

Dr Jackal Claire Sp. OG, Sp. BP
Dr Jackal Claire Sp. OG, Sp. BP
My name is Dr Jackal. This is my 5 years of experience as a specialist doctor. I work for a big hospital in my city. I spend my spare time to write by sharing informative thing to visitors.

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