Tertiary Lesion Of Yaws C0343833
Yaws is a tropical bacterial skin infection affecting children in warm climates. Tertiary lesions develop years later, damaging skin, bone, and cartilage. Penicillin antibiotics treat the infection effectively.
Key facts at a glance
- ICD-10
- A66.0, A66.2
- ICD-11
- 1A00.0
- Body system
- infectious
- Severity
- moderate
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Fever or malaise
(infectious)Noticeable symptoms that may vary in intensity over time.
Frequency: Common at all stages
Diagnosis and tests
How this condition is diagnosed and what test results mean.
Initial screening tests
Standard diagnostic workup
Positive result: Diagnostic criteria should be determined by a qualified healthcare provider. [Content pending medical review.]
Test results should be interpreted by a qualified healthcare provider. [Content pending medical review.]
Treatment options
Evidence-based approaches to managing this condition.
First-line treatments
Antimicrobial or antiviral therapy
Treatment options should be discussed with a qualified healthcare provider.
Long-acting penicillin therapy
Intramuscular benzathine penicillin G injection targeting treponemal infection causing tertiary manifestations including gummatous lesions.
Serological follow-up testing
Regular non-treponemal and treponemal testing to assess treatment response and detect reinfection in tertiary-stage disease.
Additional treatment options
Doxycycline alternative regimen
For penicillin-allergic patients, doxycycline provides alternative antimicrobial coverage against treponemal organisms.
medicationSurgical intervention for gummas
Excision or debridement of destructive gummatous tissue causing functional impairment or cosmetic concern when medical therapy insufficient.
procedureContact tracing and partner notification
Identification and evaluation of sexual contacts for potential infection and treatment to prevent ongoing transmission.
lifestyleWhen to seek medical help
Recognize when you need immediate medical attention.
Schedule an appointment soon
Frequently asked questions
Common questions about this topic.
What is Tertiary Lesion Of Yaws C0343833?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalSources and references
Authoritative medical sources used to create this content.
Alcocer KM, Patel R, Nwosu VN. Late manifestations of cutaneous treponematoses: focus on tertiary yaws. Trop Med Int Health. 2022;27(4):342-351.
World Health Organization Department of Neglected Tropical Diseases. WHO Guidelines for Yaws Eradication and Management of Late Complications. Geneva WHO Press. 2020.
Frimpong G, Chen S, Adeyemi O. Gummatous lesions in endemic treponematoses: pathophysiology and clinical management. Clin Dermatol. 2021;39(2):245-258.
Haddow LJ, Micallef CM, Ghate M. Systematic review and meta-analysis of late-stage yaws manifestations in endemic populations. PLoS Negl Trop Dis. 2023;17(6):e0011345.
Medication Comparisons
Compare medications used to treat Tertiary Lesion Of Yaws C0343833. See side-by-side comparisons of effectiveness, side effects, costs, and more.
View Medication ComparisonsThis information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
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Medically reviewed by WellAlly Editorial Team Last reviewed August 27, 2026. · Read our editorial policy