INTRODUCTION: Cutaneous leishmaniasis (CL) is a serious and global public health issue, with the potential of developing a mucosal form, occurring as subclinical cases, and showing recurrence despite previous treatment. METHODS: Polymorphonuclear and mononuclear DNA obtained from 49 patients was subjected to polymerase chain reaction for detection of Leishmania (Viannia). RESULTS: DNA was detected in mononuclear cells from two patients with active primary lesions positive for CL, with infection periods of 3 and 6 months, respectively. CONCLUSIONS: The DNA of Leishmania (Viannia) indicates probable parasite dissemination possibly explaining subclinical case emergence, lesion recurrence, and mucosal lesion appearance.
INTRODUCTION:Cutaneous leishmaniasis (CL) is a serious and global public health issue, with the potential of developing a mucosal form, occurring as subclinical cases, and showing recurrence despite previous treatment. METHODS: Polymorphonuclear and mononuclear DNA obtained from 49 patients was subjected to polymerase chain reaction for detection of Leishmania (Viannia). RESULTS: DNA was detected in mononuclear cells from two patients with active primary lesions positive for CL, with infection periods of 3 and 6 months, respectively. CONCLUSIONS: The DNA of Leishmania (Viannia) indicates probable parasite dissemination possibly explaining subclinical case emergence, lesion recurrence, and mucosal lesion appearance.
Authors: Claudio Júlio da Silva; Karina Patricia Baracho Lima; Juliana Figueirêdo da Costa Lima Suassuna Monteiro; Andréa Karla Sales Ferreira da Silva; Fernando José da Silva; Allana Maria de Souza Pereira; Valéria Pereira Hernandes; Elis Dionísio da Silva; Cláudia Sofia de Assunção Gonçalves E Silva; Sinval Pinto Brandão Filho; Maria Edileuza Felinto de Brito Journal: Rev Soc Bras Med Trop Date: 2022-08-12 Impact factor: 2.141