perforated tympanic membrane (perforated eardrum)
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Etiology
Pathology
- a large perforation prevents the tympanic membrane from vibrating normally[2]
- conductive hearing loss
Complications
- sudden hearing loss after a blast injury accompanied by vertigo with nystagmus suggests possible fistula to the inner ear[3]
Differential diagnosis
- rule out cholesteoma
Management
- for otitis externa in patients with perforated eardrum, use Ciprodex or ofloxacin otic; these are sterile, Cipro HC is not
- ENT consult for surgery
More general terms
Additional terms
References
- ↑ Prescriber's Letter 16(8): 2009 COMMENTARY: Drug Treatments for Swimmer's Ear: An Update GUIDELINES: Acute Otits Externa Detail-Document#: http://prescribersletter.com/(5bhgn1a4ni4cyp2tvybwfh55)/pl/ArticleDD.aspx?li=1&st=1&cs=&s=PRL&pt=3&fpt=25&dd=250821&pb=PRL (subscription needed) http://www.prescribersletter.com
- ↑ 2.0 2.1 Medical Knowledge Self Assessment Program (MKSAP) 15, American College of Physicians, Philadelphia 2009
- ↑ 3.0 3.1 van Rijswijk JB, Dubach P Binaural Tympanic-Membrane Perforations after Blast Injury. N Engl J Med 2017; 376:e41. May 11, 2017 <PubMed> PMID: https://www.ncbi.nlm.nih.gov/pubmed/28490003 Free Article <Internet> http://www.nejm.org/doi/full/10.1056/NEJMicm1612629