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Chancroid
From WikEM
Contents
Background
- Caused by Haemophilus ducreyi
- Sexually transmitted
- Rare in western countries (leads to frequent misdiagnosis in these locations)
Clinical Features
- Incubation period 3-7 days[1]
- Lesions begin as soft chancre/papule → painful ulceration with ragged margins[1]
- Within days to weeks, unilateral painful inguinal lymphadenopathy (buboes) forms
- These may become abscessed and rupture
Differential Diagnosis
Evaluation
- Generally clinical diagnosis
- PCR can be used for indeterminate cases[1]
Management
- Clean area with soap and water
- I&D any fluctuant buboes
- Treat for other STDs as well
- Antibiotics[1]:
- Azithromycin 1g PO x1 OR
- Ceftriaxone 250mg IM x1 OR
- Erythromycin 500mg PO QID x7 days OR
- Ciprofloxacin 500mg PO BID x3 days
Disposition
- Discharge
See Also
References
- ↑ 1.0 1.1 1.2 1.3 Basta-Juzbašić A, Čeović R. Chancroid, lymphogranuloma venereum, granuloma inguinale, genital herpes simplex infection, and molluscum contagiosum. Clin Dermatol. 2014 Mar-Apr;32(2):290-8. doi: 10.1016/j.clindermatol.2013.08.013.
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Authors
Ross Donaldson, Michael Holtz, Daniel Ostermayer, Neil Young
