Chancroid: Difference between revisions
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==Background== | ==Background== | ||
* | *Caused by ''Haemophilus ducreyi'' | ||
*Sexually transmitted | |||
*Rare in western countries (leads to frequent misdiagnosis in these locations) | |||
[[File:Chancroidmale.jpg|thumb|Chancroid (male)]] | |||
[[File:Chancroidfemale.jpg|thumb|Chancroid (female)]] | |||
==Clinical Features== | ==Clinical Features== | ||
* | *Incubation period 3-7 days<ref name="Basta">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.</ref> | ||
* | *Lesions begin as soft chancre/papule → '''painful''' ulceration with ragged margins<ref name="Basta" /> | ||
*Within days to weeks, unilateral painful inguinal lymphadenopathy (buboes) forms | |||
**These may become abscessed and rupture | |||
==Differential Diagnosis== | ==Differential Diagnosis== | ||
{{STD DDX}} | |||
== | ==Evaluation== | ||
*Generally clinical diagnosis | |||
*PCR can be used for indeterminate cases<ref name="Basta" /> | |||
==Management== | ==Management== | ||
*Clean area with soap and water | |||
*I&D any fluctuant buboes | |||
*Treat for other [[STDs]] as well | |||
*Antibiotics<ref name="Basta" /><ref> https://www.cdc.gov/std/treatment-guidelines/STI-Guidelines-2021.pdf </ref>: | |||
**[[Azithromycin]] 1g PO x1 '''OR''' | |||
**[[Ceftriaxone]] 250mg IM x1 '''OR''' | |||
**[[Erythromycin]] 500mg PO QID x7 days '''OR''' | |||
**[[Ciprofloxacin]] 500mg PO BID x3 days | |||
==Disposition== | ==Disposition== | ||
* | *Discharge | ||
==See Also== | ==See Also== | ||
*[[Ulcerative STDs]] | *[[Ulcerative STDs]] | ||
== | ==References== | ||
<references/> | <references/> | ||
{{Clinically Relevant Bacteria}} | {{Clinically Relevant Bacteria}} | ||
[[Category: | [[Category:Dermatology]] | ||
[[Category: | [[Category:Urology]] | ||
[[Category:ID]] | [[Category:ID]] | ||
Latest revision as of 06:50, 14 May 2022
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
Sexually transmitted diseases
- Chancroid
- Chlamydia trachomatis
- Granuloma inguinale
- Hepatitis B
- Herpes Simplex Virus-2
- HIV
- Human papillomavirus
- Lymphogranuloma venereum
- Neisseria gonorrhoeae
- Trichomonas
- Syphilis
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][2]:
- 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.
- ↑ https://www.cdc.gov/std/treatment-guidelines/STI-Guidelines-2021.pdf
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