Keratosis obturans is an obscure entity characterized by accumulation of desquamated keratinous material in the bony portion of the external. The enlarging plug of keratin in the deep meatus produced an automastoidectomy in the left ear. Clinical characteristics of keratosis obturans and external auditory. Actinic keratoses should be treated because of their potential to progress to squamous cell carcinomas. Imaging diagnosis of benign lesions of the external. Full text full text is available as a scanned copy of the original print version. Find keratosis obturans information, treatments for keratosis obturans and keratosis obturans symptoms. Keratosis obturans medhelp s keratosis obturans center for information, symptoms, resources, treatments and tools for keratosis obturans. Keratosis obliterans usually found on a bilateral basis and may be accompanied by bronchiectasis and chronic sinusitis. 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.
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. Failure causes a plug of keratin, then erosion in the deep canal. Keratosis obturans definition of keratosis obturans by. 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. View enhanced pdf access article on wiley online library html view download pdf for offline viewing. There are many others, most of which are rare or have an inherited genetic basis. Keratosis obturans is accumulation of desquamated keratin in the external auditory meatus. It has subsequently been proposed that two different diseases can be responsible for the presence of this type of obstruction within. 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. Keratosis obturans complicated with facial nerve palsy. The presence of a keratin plug occluding the deep external auditory canal was first noted and documented in the 19th century. 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 is the building up of epithelial layer of the skin of the ear canal and the formation of a keratin plug.
Highly keratinized skin provides the basis for callus formation, as seen on the fingers of guitar players. The literature of the subject also confirms their rarity. Keratosis obturans management romdhoni biomolecular. 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. 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. Pdf keratosis obturans complicated with facial nerve palsy. Keratosis obturans ko is an uncommon condition of the external auditory meatus characterized by the accumulation of keratinaceous material in. It can also be found on the cheeks, thighs, buttocks, and occasionally the upper back. Keratosis obturans is a benign disease caused by layered impaction of wax within the external auditory canal. C 811 cryosurgery is an effective modality for treating solitary or multiple actinic keratoses. Some speculate that keratosis obturans may be a symptom of a systemic condition, involving chronic sinusitis obliterrans bronchiectasis.
It is most common on the outer area of the upper arms. Get a printable copy pdf file of the complete article 80k, or click on a page image below to browse page by page. Keratosis obturans information mount sinai new york. Or, it may be caused by overstimulation of the wax glands. It presents with acute onset of pain and ear blockade. The three most common types of keratosis are keratosis pilaris, actinic keratosis, and seborrheic keratosis. Keratosis obturans vs primary external canal cholesteatoma. 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 occurs in patients under the age of 40 years who have a. It has subsequently been proposed that two different diseases can be responsible for the presence of this type of obstruction within the deep meatus. Cholesteatoma is potentially dangerous and can destroy bone and result in. 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.
Complications of keratosis obturans volume 120 issue 9 n c saunders, r malhotra, n biggs, p a fagan. The pathologic features of keratosis obturans and cholesteatoma. A incidence of keratosis obturans ko and external auditory canal. Keratosis obturans and external ear cholesteatoma loock. We have managed to obtain 64 patients representing 67 ears with keratosis obturans in. This website is intended for pathologists and laboratory personnel, who understand that medical information is imperfect and must be interpreted using reasonable medical judgment. This is a case report of a 25yearold oriental woman with persistent and neglected keratosis obturans. Rarely, patients have associated otorrhea 3, 5, 14. A diagnostic dilemma article pdf available in brazilian journal of otorhinolaryngology 861 may 2016 with 509 reads how we measure reads.
Keratosis obturans is a large accumulation of plaque from desquamated keratin distributed in the ear. Keratosis is an excessive growth of keratin, a skin protein, on the skin. 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. Keratosis obturans medigoo health medical tests medical. Patients with keratosis obturans present with acute, severe otalgia and a conductive hearing loss. Several classifications have been proposed for external auditory canal cholesteatoma 10, 11 none was available for keratosis obturans.
Health implications in the increase of keratosis obturans. Keratosis obturans management ejournal unair universitas. Your treatment options depend on how many lesions you. Identifying and treating these precancerous lesions helps you reduce that risk. Classically, it is reported to present with severe otalgia, conductive deafness and global widening of the canal. Specimen of cholesteatoma or keratosis obturans of the. The etiology of keratosis obturans remains unclear. We can find no previous record of an identical case in the dermatologic texts or literature. This paper is intended to provide how the phenomena.
Demographic data and radiological features of keratosis obturans and. Chartrand ms 2015 incidence of keratosis obturans in an occupational therapy clinic. It requires regular lifelong microsuctioning of keratinous debris because of the failure of the normal migratory mechanism. However, the condition did not appear to be as uncommon based on our clinical observations. 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. Keratosis obturans is a rare condition characterized by the accumulation of desquamated keratin material in the bony portion of the external auditory canal. Keratin is a fibrous protein which gives strength and rigidity to skin and nails. It is clinically diagnosed when removal of the debris shows silvery white peripheral matrix and causes excruciating pain. Keratosis definition of keratosis by the free dictionary. Keratosis obturans management romdhoni biomolecular and. Keratosis obturans is likely to cause ear pain because of the keratin plug. Keratosis obturans symptoms keratosis obturans occurs due to keratin accumulation in ear canal.
Keratosis obturans is an uncommon disorder characterized by the formation of a keratinized plug in the inner half of the ear canal. Pdf keratosis obturans complicated with facial nerve. Keratosis obturans are common in the population today. 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. How can i use aldara imiquimod to remove actinic keratosis ak on my belly.
Keratosis obturans is thought to occur due to abnormal epithelial migration of ear canal skin. Keratin is a protein released by skin cells that form the hair, nails, and protective barrier on the skin. The pathologic features of keratosis obturans and cholesteatoma of the external auditory canal. Pdf keratosis obturans appears to be an obscure and relatively uncommon entity, even in literature search of journals and reference texts. In this video, we are going to see about keratosis obturans. Removal of keratosis obturans in one ear under anesthesia. This is a concise presentation from diseases of external ear in otology ent also please check out. Ct and mr imaging findings of tumors and tumorlike. It may be due to a problem with how skin cells in the ear canal are produced.
Keratosis obturans is a relatively uncommon ear disease, where dense plug of keratin is present in the deep meatus of the ear. Diagnosis and treatment of carcinoma in external auditory canal imaging of postoperative middle ear, mastoid, and external auditory canal schwannoma of external auditory canal. In my practice, private and hospital, extending over more than a quarter of a century, i have met with only two cases. Pdf keratosis obturans is a large accumulation of plaque from desquamated keratin distributed in the ear. 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.
The pdf file you selected should load here if your web browser has a. 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. Complications of keratosis obturans the journal of. Keratosis obturans and external auditory canal cholesteatoma. 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. Keratosis obturans keratosis obturans of external ear canal.
Keratosis obturans symptoms, causes, prevention, treatment. I think i will have to use and unlisted code, and i do not want to use 69210 thanks. There are a variety of causes which lead to several different types of keratosis. Keratinolytic agents can be used topically to reduce the keratin plug formation. Patient feels severe pain which may radiate from ear to whole face including jaw line and eyes. Available formats pdf please select a format to send. This keratin accumulation leads to erosion of the bone of ear canal. Pdf download for clinical characteristics of keratosis obturans and. This migratory action is intended to prevent the buildup of matter in the deep canal, deafening the ear. Actinic keratosis treatment the skin cancer foundation. What is the difference between ak, keratosis obturans and.1091 990 1378 678 871 617 688 1044 321 1147 237 711 1553 263 1624 217 1301 230 1024 909 1671 235 435 1476 1217 830 24 1690 1044 551 822 1213 471 1084 1417 512 493 1168 179 502 544 899