Ear External ear tumors – benign / nonneoplastic. Keratosis obturans. Author: Nat Pernick, M.D. (see Authors page) Revised: 23 February , last major. Keratosis obliterans usually found on a bilateral basis and may be accompanied by bronchiectasis and chronic sinusitis. In keratosis obturans. Keratosis obturans: is accumulation of desquamated keratin in the external auditory meatus. This should be differentiated from primary auditory canal.

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Edit article Share article View revision history. The second form is no inflammation in the skin lining the ear canal external channels. General assessment to avoid missed on the assessment of ieratosisaltered mental status and other assessments that may provide clues towards complications.

Keratosis – Wikipedia

Keratosis obturans commonly occur in young patients. Localized scleroderma Localized morphea Morphea—lichen sclerosus et atrophicus overlap Generalized morphea Atrophoderma of Pasini and Pierini Pansclerotic morphea Morphea ovliterans Linear scleroderma.

Etiology There is no exact cause. Keratosis obliterans associated with chronic inflammationduct epithelium in the outer ear canal can be treated as keratin moved successfully treated and the underlying inflammation.

Keratosis obturans

The disease is sometimes associated with bronchiectasis and chronic sinusitis Pathophysiology There are two different forms of the pathophysiology of keratosis obliturans or obliterans.

Howeverpatients with keratosis obliterans are not associated with inflammation of the skin line will require regular cleaning of the ears because it deals with the mechanism of the normal displacement of the epithelium. Dermatologic terminology Cutaneous condition stubs.

Abnormal migration is probably due to an inflammation that is triggered because of a virus. The movement of the surface epithelium appears to be reversed in these patients.



This is caused due to acute inflammation involving the external ear canal. The most important thing is to make- the ear canal is shaped like a funnel so the ear canal dry spontaneously can be more Assured. It can be confused for EAC cholesteatoma but they are completely different entities requiring different treatment.

Laminated epithelial plug Keratosis obturans Keratosis obturans KO. Hearing loss and severe ear pain caused by clots insistence keratinized epithelium in the ear canal.

In keratosis obturansthis mechanism does not work. Three to five drops can be applied for 15 minutes. Can also be a migration error auditory epithelium is responsible for the accumulation of debris accumulation. Obliteranz led to the widening of the bones in the MAE is accompanied by inflammation of the epithelium.

The most common symptom is hearing lossotalgia greatotorea and bilateral tinnitus is accompanied by bronchiectasis and chronic sinusitis. Case 1 Case 1. If not controlled, infection from keratosis obturans can spread to structures outside the ear canal, including the jaw, teeth and base of the skull, and may culminate in a septic response.

After surgical removal under general anesthesia the specimen must be sent for pathological evaluation to rule out malignancy. The oil can then be strained and placed in another bottle. On inspectionit appears visible obstructions along the tympanic membrane in the external auditory meatus by clumps of white keratin debris that contains brown wax in the middle. Skin cancerEpidermis C Synonyms or Alternate Spellings: You can help Wikipedia by expanding it. It is commonly thought to be caused by trauma to the bone covering the external canal.


The surface epithelium over pars flaccida migrates downwards to the pars tensa and then moves inferiorly across the drum. While not an infective process in itself, keratosis obturans can lead to infection, particularly in the ears of patients with compromised immune-systems, such as those with obliferans or Keratoiss.

You can also scroll through stacks with your mouse wheel or the keyboard arrow keys. This pathology associated denagan existence under the epithelium hyperplasia and chronic inflammation in tissues subepitelium.

Cutaneous lupus erythematosus chronic: Clin Otolaryngol Allied Sci. Articles Cases Courses Quiz. The keratin plug seen in keratosis obturans appears like a geometrically patterned keratin plug within the lumen of expanded ear canal.

Herbal Product naturally removes the Symptoms of Bronchiectasis. This disease can usually be controlled by cleaning the ear canal PeriodicallyReviews such as every 3 months. Aggressive digital papillary adenocarcinoma Extramammary Paget’s disease.

Mastoidectomy should be performed in cases with primary cholesteatoma of external canal. Diposkan oleh Iwan Prasetyo di Merkel cell carcinoma Microcystic adnexal carcinoma Mucinous carcinoma Primary cutaneous adenoid cystic carcinoma Verrucous carcinoma Kertosis mixed tumor. Keratin is a fibrous protein which gives strength and rigidity to skin and nails. Chilblain Lupus erythematosus—lichen planus overlap syndrome Tumid Verrucous Rowell’s syndrome.

Care must be taken when removing a keratinized plug, as there may be bony destruction underlying the compacted skin, with possible exposure of the facial nerve. Surgical removal under G.