Related Experiment Videos
Leishmaniasis in Sudan. Mucosal leishmaniasis
1Department of Immunology and Clinical Pathology, Institute of Endemic Diseases, University of Khartoum, Khartoum, Sudan. elhassan_85@hotmail.com
Summary
Sudanese mucosal leishmaniasis, caused by Leishmania donovani, affects the upper respiratory and oral mucosa. Diagnosis involves parasite detection and serological tests, with good response to antimony treatment.
Area of Science:
- Infectious Diseases
- Parasitology
- Tropical Medicine
Background:
- Sudanese mucosal leishmaniasis is a chronic infection primarily affecting the upper respiratory and oral mucosa.
- Caused by Leishmania donovani, it predominantly impacts specific tribes in visceral leishmaniasis-endemic regions of western Sudan.
- Unlike South American forms, it is often a primary mucosal disease, not preceded by cutaneous lesions.
Purpose of the Study:
- To describe the characteristics, diagnosis, and treatment of Sudanese mucosal leishmaniasis.
- To differentiate it from other forms of leishmaniasis.
- To highlight diagnostic markers and treatment efficacy.
Main Methods:
- Pathological examination of lesions revealing macrophages, plasma cells, lymphocytes, and occasional granulomas.
- Parasite detection via smears, biopsies, culture, animal inoculation, and polymerase chain reaction (PCR).
- Serological diagnosis using direct agglutination test and leishmanin skin test.
Main Results:
- Parasites are typically scanty in lesions.
- Diagnostic methods like PCR and serological tests are effective.
- Patients demonstrate a positive response to pentavalent antimony compounds.
Conclusions:
- Sudanese mucosal leishmaniasis is a distinct clinical entity.
- A combination of diagnostic approaches ensures accurate identification.
- Pentavalent antimony compounds are an effective treatment modality.