Otomycosis: Difference between revisions
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==Background== | ==Background== | ||
*Also known as "Singapore Ear" | *Also known as fungal otitis externa or "Singapore Ear" | ||
*A superficial [[fungal infection]] of the outer ear canal | *A superficial [[fungal infection]] of the outer ear canal | ||
* | *Found in 9% of otitis externa cases, and as many as 30.4% of cases of symptoms of otitis<ref name="Munguia">Munguia R, Daniel SJ. Ototopical antifungals and otomycosis: a review. Int J Pediatr Otorhinolaryngol. 2008 Apr;72(4):453-9. doi: 10.1016/j.ijporl.2007.12.005. Epub 2008 Feb 14.</ref> | ||
*More common in tropical/subtropical countries. | |||
*Common causes: ''Aspergillus niger'' and ''Candida albicans''<ref name="Munguia" /> | |||
* | *Risk factors: | ||
* | **Recent use of topical otic antibiotics | ||
**Topical or systemic steroids | |||
**Hearing aid use | |||
**Pregnancy | |||
**Local trauma | |||
==Clinical Features== | ==Clinical Features== | ||
*Similar to [[otitis externa]], but with more itching than pain | *Similar to [[otitis externa]], but with more itching than pain | ||
*Characteristic appearance on exam | *Characteristic appearance on exam - appears like "mold growing on spoiled food" | ||
* | *Otalgia | ||
** | *Otorrhea | ||
*Hearing loss | |||
*Pruritis | |||
*Tinnitus | |||
==Differential Diagnosis== | ==Differential Diagnosis== | ||
| Line 18: | Line 25: | ||
==Diagnosis== | ==Diagnosis== | ||
==Management== | ==Management== | ||
* | *Aural hygiene | ||
*Topical antifungal | *Topical antifungal | ||
**Clotrimazole - most effective agent (also has some antibacterial effect) | |||
**Ketoconazole | |||
**Fluconazole | |||
**Nystatin | |||
==Disposition== | ==Disposition== | ||
*Discharge | |||
==See Also== | ==See Also== | ||
==External Links== | ==External Links== | ||
== | |||
==References== | |||
<references/> | <references/> | ||
[[Category:ENT]] | [[Category:ENT]] | ||
[[Category:ID]] | [[Category:ID]] | ||
Revision as of 07:35, 9 September 2015
Background
- Also known as fungal otitis externa or "Singapore Ear"
- A superficial fungal infection of the outer ear canal
- Found in 9% of otitis externa cases, and as many as 30.4% of cases of symptoms of otitis[1]
- More common in tropical/subtropical countries.
- Common causes: Aspergillus niger and Candida albicans[1]
- Risk factors:
- Recent use of topical otic antibiotics
- Topical or systemic steroids
- Hearing aid use
- Pregnancy
- Local trauma
Clinical Features
- Similar to otitis externa, but with more itching than pain
- Characteristic appearance on exam - appears like "mold growing on spoiled food"
- Otalgia
- Otorrhea
- Hearing loss
- Pruritis
- Tinnitus
Differential Diagnosis
Ear Diagnoses
External
- Auricular hematoma
- Auricular perichondritis
- Cholesteatoma
- Contact dermatitis
- Ear foreign body
- Herpes zoster oticus (Ramsay Hunt syndrome)
- Malignant otitis externa
- Otitis externa
- Otomycosis
- Tympanic membrane rupture
Internal
- Acute otitis media
- Chronic otitis media
- Mastoiditis
Inner/vestibular
Diagnosis
Management
- Aural hygiene
- Topical antifungal
- Clotrimazole - most effective agent (also has some antibacterial effect)
- Ketoconazole
- Fluconazole
- Nystatin
Disposition
- Discharge