Sandbox:Otitis externa physical examination: Difference between revisions
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*Patients with chronic otitis externa are usually well-appearing. | *Patients with chronic otitis externa are usually well-appearing. | ||
*Malignant necrotizing otitis externa patients are usually ill-appearing due to the accompanying [[fever]] and [[facial palsy|facial palsies]].<ref name="pmid12892351">{{cite journal |vauthors=Handzel O, Halperin D |title=Necrotizing (malignant) external otitis |journal=Am Fam Physician |volume=68 |issue=2 |pages=309–12 |year=2003 |pmid=12892351 |doi= |url=}}</ref> | *Malignant necrotizing otitis externa patients are usually ill-appearing due to the accompanying [[fever]] and [[facial palsy|facial palsies]].<ref name="pmid12892351">{{cite journal |vauthors=Handzel O, Halperin D |title=Necrotizing (malignant) external otitis |journal=Am Fam Physician |volume=68 |issue=2 |pages=309–12 |year=2003 |pmid=12892351 |doi= |url=}}</ref> | ||
==Key Examples of Otitis Externa Physical Findings== | |||
<gallery> | |||
Image:OtitisExterna001.jpg|A severe case of acute otitis externa. Note the narrowing of the external auditory channel, the prominent amounts of [[exudate]] and swelling of the [[Pinna (anatomy)|auricle]]. Case presented by James Heilman, MD. | |||
Image:OtitisExterna002.jpg|A mild case of otitis externa. Case presented by Klaus D. Peter. | |||
</gallery> | |||
==References== | ==References== | ||
Revision as of 16:55, 18 May 2016
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]Associate Editor(s)-in-Chief: Luke Rusowicz-Orazem, B.S.
Overview
Physical Examination
HEENT and Neck
- The following physical exam findings in the ear canal are indicative of otitis externa:[1]
- Erythema and edema.
- Tenderness of the tragus and auricle.
- Cellulitis of the auricle and ear canal.
- Otorrhea
- Granulation tissue
- Stenosis of the ear canal.
- Buildup of mycotic debris.[2]
- Lack of cerumen.
- In the neck, lymphadenitis may be present in acute otitis externa.[3]
- In malignant necrotizing otitis externa, the patient may present signs of trismus and partial facial palsy.[4]
Appearance of the Patient
- For acute otitis externa, the patient can appear ill if the cause is infectious and is accompanied by fever.[5]
- Patients with chronic otitis externa are usually well-appearing.
- Malignant necrotizing otitis externa patients are usually ill-appearing due to the accompanying fever and facial palsies.[4]
Key Examples of Otitis Externa Physical Findings
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A mild case of otitis externa. Case presented by Klaus D. Peter.
References
- ↑ Schaefer P, Baugh RF (2012). "Acute otitis externa: an update". Am Fam Physician. 86 (11): 1055–61. PMID 23198673.
- ↑ Viswanatha B, Naseeruddin K (2011). "Fungal infections of the ear in immunocompromised host: a review". Mediterr J Hematol Infect Dis. 3 (1): e2011003. doi:10.4084/MJHID.2011.003. PMC 3103236. PMID 21625307.
- ↑ Hui CP (2013). "Acute otitis externa". Paediatr Child Health. 18 (2): 96–101. PMC 3567906. PMID 24421666.
- ↑ 4.0 4.1 Handzel O, Halperin D (2003). "Necrotizing (malignant) external otitis". Am Fam Physician. 68 (2): 309–12. PMID 12892351.
- ↑ "Malignant otitis externa: MedlinePlus Medical Encyclopedia".