Diferencia entre revisiones de «Cat-scratch disease»

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==Clinical Features==
==Clinical Features==
*Cat (normally kitten) exposure
*History of cat (normally kitten) exposure
*Lymphadenitis proximal to exposure
*Lymphadenitis proximal to exposure
*Parinaud's oculoglandular syndrome-conjunctivitis, granuloma, periauricular adenopathy
===Parinaud's oculoglandular syndrome===
**From direct inoculation of the eye
*Due to direct inoculation of the eye
*Causes conjunctivitis, ocular granuloma, periauricular adenopathy


==Differential Diagnosis==
==Differential Diagnosis==


==Workup==
 
*IFA serology
==Diagnosis==
===Work-up===
*Indirect fluorescence assay (IFA) or ELISA testing
 
===Evaluation===
*Generally clinical diagnosis


==Management==
==Management==
*Immunocompetent
*Immunocompetent
**Adult (>45kg): [[Azithromycin]] 500mg PO x1, then 250mg/day x 4 days<ref>Sanford 2010</ref>
**Adult (>45kg): [[Azithromycin]] 500mg PO x1, then 250mg/day x 4 days  
**Child (<45kg): [[Azithromycin]] 10mg/kg x1, then 5 mg/kg per day x 4 days<ref>Sanford 2010</ref>
**Child (<45kg): [[Azithromycin]] 10mg/kg x1, then 5 mg/kg per day x 4 days


==Disposition==
==Disposition==
*Admit if immunocompromised or evidence of systemic disease.
*Otherwise discharge with PCP follow-up.


===Prognosis===
==See Also==
*Approximately 10% of nodes suppurate


==See Also==


==Sources==
==References==
<references/>
<references/>


[[Category:ID]]
[[Category:ID]]

Revisión del 06:58 18 ago 2015

Background

  • Caused by Bartonella henselae

Clinical Features

  • History of cat (normally kitten) exposure
  • Lymphadenitis proximal to exposure

Parinaud's oculoglandular syndrome

  • Due to direct inoculation of the eye
  • Causes conjunctivitis, ocular granuloma, periauricular adenopathy

Differential Diagnosis

Diagnosis

Work-up

  • Indirect fluorescence assay (IFA) or ELISA testing

Evaluation

  • Generally clinical diagnosis

Management

  • Immunocompetent
    • Adult (>45kg): Azithromycin 500mg PO x1, then 250mg/day x 4 days
    • Child (<45kg): Azithromycin 10mg/kg x1, then 5 mg/kg per day x 4 days

Disposition

  • Admit if immunocompromised or evidence of systemic disease.
  • Otherwise discharge with PCP follow-up.

See Also

References