Keratosis obturans is a rare external auditory canal eac disease characterized by abnormal accumulation and consequently occlusion and expansion of the bony portion of the eac by a plug of desquamated keratin. Any information contained in this pdf file is automatically generated from digital material submitted to epos by third parties in the form of scientific presentations. Keratosis obturans is a benign disease caused by layered impaction of wax within the external auditory canal. Keratosis obturans complicated with facial nerve palsy.
We have managed to obtain 64 patients representing 67 ears with keratosis obturans in. Actinic keratoses should be treated because of their potential to progress to squamous cell carcinomas. Rarely, patients have associated otorrhea 3, 5, 14. C 811 cryosurgery is an effective modality for treating solitary or multiple actinic keratoses. Keratosis obturans and external auditory canal cholesteatoma. It presents with acute onset of pain and ear blockade. Keratosis obturans is the building up of epithelial layer of the skin of the ear canal and the formation of a keratin plug. Health implications in the increase of keratosis obturans. In many cases the keratosis obturans can become septic with an admixture of live bacteria, fungi, amoeba, and viruses figure 2 to see a typical microbial assay of a septic keratosis obturans. Keratin is a fibrous protein which gives strength and rigidity to skin and nails.
Keratosis is an excessive growth of keratin, a skin protein, on the skin. Ct and mr imaging findings of tumors and tumorlike. Cholesteatoma is potentially dangerous and can destroy bone and result in. The presence of a keratin plug occluding the deep external auditory canal was first noted and documented in the 19th century. Pathology the keratin squames are shed from the complete circumference of the deep ear canal forming a lamina. Health implications in the increase of keratosis obturans in. Find keratosis obturans information, treatments for keratosis obturans and keratosis obturans symptoms. Clinical characteristics of keratosis obturans and external auditory. The enlarging plug of keratin in the deep meatus produced an automastoidectomy in the left ear. The etiology of keratosis obturans remains unclear.
In this video, we are going to see about keratosis obturans. Pdf keratosis obturans is a large accumulation of plaque from desquamated keratin distributed in the ear. Keratosis pilaris is a harmless condition characterized by tiny 1 mm or less bumps, skin colored or red, that may give the skin a rough texture. Keratosis obturans and external ear cholesteatoma loock. If you continue browsing the site, you agree to the use of cookies on this website. Jul 19, 2006 complications of keratosis obturans volume 120 issue 9 n c saunders, r malhotra, n biggs, p a fagan skip to main content accessibility help we use cookies to distinguish you from other users and to provide you with a better experience on our websites. Keratosis obturans is accumulation of desquamated keratin in the external auditory meatus. Keratosis obturans the skin of the eardrum and the external auditory canal has the unique ability to migrate off the drum, then along the canal towards the exterior, carrying wax and any debris with its movement. Failure causes a plug of keratin, then erosion in the deep canal.
Complications of keratosis obturans volume 120 issue 9 n c saunders, r malhotra, n biggs, p a fagan. Pdf keratosis obturans appears to be an obscure and relatively uncommon entity, even in literature search of journals and reference texts. Keratosis obturans medigoo health medical tests medical. The pathologic features of keratosis obturans and cholesteatoma. The guideline was published as a supplement in the january 2017 issue of otolaryngology head and neck surgery the primary purpose of this guideline is to help clinicians identify patients with cerumen impaction who may benefit from intervention, and to promote evidencebased management. This is a case report of a 25yearold oriental woman with persistent and neglected keratosis obturans. Keratosis obturans occurs in patients under the age of 40 years who have a. Cholesteatoma, primary or secondary is a growth of skin in the middle ear arising from either a migration of skin from a perforation or congenital. The literature of the subject also confirms their rarity. This keratin accumulation leads to erosion of the bone of ear canal. This migratory action is intended to prevent the buildup of matter in the deep canal, deafening the ear. However, the condition did not appear to be as uncommon based on our clinical observations. It has subsequently been proposed that two different diseases can be responsible for the presence of this type of obstruction within. View enhanced pdf access article on wiley online library html view download pdf for offline viewing.
Keratosis obturans is a large accumulation of plaque from desquamated keratin distributed in the ear. Or, it may be caused by overstimulation of the wax glands. Classically, it is reported to present with severe otalgia, conductive deafness and global widening of the canal. Chartrand ms 2015 incidence of keratosis obturans in an occupational therapy clinic. It is clinically diagnosed when removal of the debris shows silvery white peripheral matrix and causes excruciating pain. Additionally, keratosis obturans generally occurs in a younger age group, it is often bilateral, and it has a definite relationship to bronchiectasis and sinusitis 2, 14.
Keratosis obturans definition of keratosis obturans by. I think i will have to use and unlisted code, and i do not want to use 69210 thanks. Pdf keratosis obturans complicated with facial nerve. Keratosis obturans management romdhoni biomolecular. Keratosis obturans is a hyperkeratotic growth of superficial skin of the bony ear canal skin and as such is seborrheic dermatitis of the bony ear canal skin. The formation of epithelial plugs of considerable size must be counted among the rare diseases of the ear. Keratosis obturans are common in the population today. It is most common on the outer area of the upper arms. Keratosis obturans is a disease of the external auditory meatus in which keratinaceous debris accumulate and form a plug in the ear canal, thereby causing occlusion and widening of the bony component 1 2. Available formats pdf please select a format to send. Keratosis obturans vs primary external canal cholesteatoma. How can i use aldara imiquimod to remove actinic keratosis ak on my belly.
Keratosis obturans is an uncommon disorder characterized by the formation of a keratinized plug in the inner half of the ear canal. Keratinolytic agents can be used topically to reduce the keratin plug formation. Keratin is a protein released by skin cells that form the hair, nails, and protective barrier on the skin. Diagnosis and treatment of carcinoma in external auditory canal imaging of postoperative middle ear, mastoid, and external auditory canal schwannoma of external auditory canal. We can find no previous record of an identical case in the dermatologic texts or literature. Definition accumulation of desquamated keratin in the external auditory meatus. Keratosis obturans generally occurs in young patients between the ages of 520 years and can attack one or both ears. Jul 21, 2014 keratosis obturans is a hyperkeratotic growth of superficial skin of the bony ear canal skin and as such is seborrheic dermatitis of the bony ear canal skin. Excusez les fautes du copiste pdf lichen sclerosus anetoderma schweningerbuzzi anetoderma jadassohnpellizzari anetoderma atrophoderma of pasini and pierini acrodermatitis chronica atrophicans semicircular lipoatrophy follicular atrophoderma linear atrophoderma of moulin. Keratosis obturans management romdhoni biomolecular and. Jan 17, 2017 keratosis obturans appears to be an obscure and relatively uncommon entity, even in literature search of journals and reference texts, so much so that there is not even any prevalence or incidence statistics available. Patients with keratosis obturans present with acute, severe otalgia and a conductive hearing loss.
Patient feels severe pain which may radiate from ear to whole face including jaw line and eyes. What is the difference between ak, keratosis obturans and. Demographic data and radiological features of keratosis obturans and. Keratosis obturans is a relatively uncommon ear disease, where dense plug of keratin is present in the deep meatus of the ear. Keratosis obturans is likely to cause ear pain because of the keratin plug. Actinic keratosis treatment the skin cancer foundation. Keratosis obturans presents as hearing loss and usually acute, severe pain secondary to the accumulation of large plugs of desquamated keratin in the ear canal. This is a concise presentation from diseases of external ear in otology ent also please check out. Some speculate that keratosis obturans may be a symptom of a systemic condition, involving chronic sinusitis obliterrans bronchiectasis.
It has subsequently been proposed that two different diseases can be responsible for the presence of this type of obstruction within the deep meatus. Keratosis obturans ko is an uncommon condition of the external auditory meatus characterized by the accumulation of keratinaceous material in. Removal of keratosis obturans in one ear under anesthesia. If you have one or more actinic keratoses aks, its a sign of skin damage that puts you at a high risk for developing skin cancer. It can also be found on the cheeks, thighs, buttocks, and occasionally the upper back.
Pdf download for clinical characteristics of keratosis obturans and. Keratosis obturans is a rare condition characterized by the accumulation of desquamated keratin material in the bony portion of the external auditory canal. It may be due to a problem with how skin cells in the ear canal are produced. The three most common types of keratosis are keratosis pilaris, actinic keratosis, and seborrheic keratosis. Get a printable copy pdf file of the complete article 80k, or click on a page image below to browse page by page. Specimen of cholesteatoma or keratosis obturans of the. Keratosis obturans medhelp s keratosis obturans center for information, symptoms, resources, treatments and tools for keratosis obturans.
Identifying and treating these precancerous lesions helps you reduce that risk. This is a report of a rare condition observed in a patient in private practice which should be interesting to the otologist as well as to the dermatologist. Keratosis obturans keratosis obturans of external ear canal. Initial attempts at removing the keratin debris caused extreme pain, but after several attempts a cast of the. Keratosis obliterans usually found on a bilateral basis and may be accompanied by bronchiectasis and chronic sinusitis. Health implications in the increase of keratosis obturans in the general population for some time now, we have been tracing the sources of keratosis obturans formation in the external ear canal. This website is intended for pathologists and laboratory personnel, who understand that medical information is imperfect and must be interpreted using reasonable medical judgment. The pathologic features of keratosis obturans and cholesteatoma of the external auditory canal. Your treatment options depend on how many lesions you. Your treatment options depend on how many lesions you have, where they are, your age and overall health. Ent department faculty of health sciences stellenbosch university cape town south africa. Complications of keratosis obturans the journal of. Keratosis obturans symptoms, treatments and resources. The pdf file you selected should load here if your web browser has a.
Keratosis obturans management ejournal unair universitas. The author refers to this as the ears equivalent of an ingrown toenail, where. This paper is intended to provide how the phenomena. Imaging diagnosis of benign lesions of the external.
References to any names, marks, products, or services of third parties or hypertext links to third. There are many others, most of which are rare or have an inherited genetic basis. Keratosis definition of keratosis by the free dictionary. Highly keratinized skin provides the basis for callus formation, as seen on the fingers of guitar players. In my practice, private and hospital, extending over more than a quarter of a century, i have met with only two cases. Full text full text is available as a scanned copy of the original print version. Several classifications have been proposed for external auditory canal cholesteatoma 10, 11 none was available for keratosis obturans. It requires regular lifelong microsuctioning of keratinous debris because of the failure of the normal migratory mechanism. A incidence of keratosis obturans ko and external auditory canal. This should be differentiated from primary auditory canal cholesteatoma which is characterized by invasion of squamous tissue from the external ear canal into a localized area of bone erosion.