Cat-scratch disease: Difference between revisions
Silas Chiu (talk | contribs) (added clinical feature) |
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*Cat (normally kitten) exposure | *Cat (normally kitten) exposure | ||
*Lymphadenitis proximal to exposure | *Lymphadenitis proximal to exposure | ||
*Parinaud's oculoglandular syndrome-conjunctivitis, granuloma, periauricular adenopathy | |||
**From direct inoculation of the eye | |||
==Differential Diagnosis== | ==Differential Diagnosis== | ||
Revision as of 23:47, 19 June 2014
Background
- Caused by Bartonella henselae
Clinical Features
- Cat (normally kitten) exposure
- Lymphadenitis proximal to exposure
- Parinaud's oculoglandular syndrome-conjunctivitis, granuloma, periauricular adenopathy
- From direct inoculation of the eye
Differential Diagnosis
Workup
- IFA serology
Management
- Immunocompetent
- Adult (>45kg): Azithromycin 500mg PO x1, then 250mg/day x 4 days[1]
- Child (<45kg): Azithromycin 10mg/kg x1, then 5 mg/kg per day x 4 days[2]
Disposition
Prognosis
- Approximately 10% of nodes suppurate