Primary cutaneous histoplasmosis difficult to treat in immunocompetent patient: case report and literature review

ABSTRACT Histoplasmosis is an infection caused by the dimorphic fungus Histoplasma capsulatum. The disease is endemic in several regions of tropical and temperate climate. The fungus presents opportunistic behavior, causing widespread infection in immunocompromised patients, resulting from complicat...

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Main Authors: Jéssica Mauricio Batista, Maria Auxiliadora Parreiras Martins, Caryne Margotto Bertollo
Format: Article
Language:English
Published: Instituto Israelita de Ensino e Pesquisa Albert Einstein 2021-05-01
Series:Einstein (São Paulo)
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1679-45082021000100502&tlng=pt
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author Jéssica Mauricio Batista
Maria Auxiliadora Parreiras Martins
Caryne Margotto Bertollo
author_facet Jéssica Mauricio Batista
Maria Auxiliadora Parreiras Martins
Caryne Margotto Bertollo
author_sort Jéssica Mauricio Batista
collection DOAJ
description ABSTRACT Histoplasmosis is an infection caused by the dimorphic fungus Histoplasma capsulatum. The disease is endemic in several regions of tropical and temperate climate. The fungus presents opportunistic behavior, causing widespread infection in immunocompromised patients, resulting from complication of primary pulmonary infection, due to exogenous reinfection or reactivation of a quiescent source. In immunocompetent individuals, approximately 95% of pulmonary infections are asymptomatic. However, prolonged exposure to high amount spores may lead to acute or chronic lung infection. Due to the low amount of inoculum, primary cutaneous histoplasmosis caused by traumatic implantation is extremely rare and effectively treated with triazoles. Thus, the present study aims to report a case of primary cutaneous histoplasmosis that is difficult to treat in an immunocompetent patient, and to review the literature on the incidence of drug-resistant Histoplasma capsulatum strains in clinical practice.
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spelling doaj.art-f6a40ada970e4dba9849e58de88183872022-12-22T04:16:07ZengInstituto Israelita de Ensino e Pesquisa Albert EinsteinEinstein (São Paulo)2317-63852021-05-011910.31744/einstein_journal/2021rc5488Primary cutaneous histoplasmosis difficult to treat in immunocompetent patient: case report and literature reviewJéssica Mauricio Batistahttps://orcid.org/0000-0003-1031-8736Maria Auxiliadora Parreiras Martinshttps://orcid.org/0000-0002-5211-411XCaryne Margotto Bertollohttps://orcid.org/0000-0002-4115-559XABSTRACT Histoplasmosis is an infection caused by the dimorphic fungus Histoplasma capsulatum. The disease is endemic in several regions of tropical and temperate climate. The fungus presents opportunistic behavior, causing widespread infection in immunocompromised patients, resulting from complication of primary pulmonary infection, due to exogenous reinfection or reactivation of a quiescent source. In immunocompetent individuals, approximately 95% of pulmonary infections are asymptomatic. However, prolonged exposure to high amount spores may lead to acute or chronic lung infection. Due to the low amount of inoculum, primary cutaneous histoplasmosis caused by traumatic implantation is extremely rare and effectively treated with triazoles. Thus, the present study aims to report a case of primary cutaneous histoplasmosis that is difficult to treat in an immunocompetent patient, and to review the literature on the incidence of drug-resistant Histoplasma capsulatum strains in clinical practice.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1679-45082021000100502&tlng=ptHistoplasmosisHistoplasmaImmunocompetenceItraconazole
spellingShingle Jéssica Mauricio Batista
Maria Auxiliadora Parreiras Martins
Caryne Margotto Bertollo
Primary cutaneous histoplasmosis difficult to treat in immunocompetent patient: case report and literature review
Einstein (São Paulo)
Histoplasmosis
Histoplasma
Immunocompetence
Itraconazole
title Primary cutaneous histoplasmosis difficult to treat in immunocompetent patient: case report and literature review
title_full Primary cutaneous histoplasmosis difficult to treat in immunocompetent patient: case report and literature review
title_fullStr Primary cutaneous histoplasmosis difficult to treat in immunocompetent patient: case report and literature review
title_full_unstemmed Primary cutaneous histoplasmosis difficult to treat in immunocompetent patient: case report and literature review
title_short Primary cutaneous histoplasmosis difficult to treat in immunocompetent patient: case report and literature review
title_sort primary cutaneous histoplasmosis difficult to treat in immunocompetent patient case report and literature review
topic Histoplasmosis
Histoplasma
Immunocompetence
Itraconazole
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1679-45082021000100502&tlng=pt
work_keys_str_mv AT jessicamauriciobatista primarycutaneoushistoplasmosisdifficulttotreatinimmunocompetentpatientcasereportandliteraturereview
AT mariaauxiliadoraparreirasmartins primarycutaneoushistoplasmosisdifficulttotreatinimmunocompetentpatientcasereportandliteraturereview
AT carynemargottobertollo primarycutaneoushistoplasmosisdifficulttotreatinimmunocompetentpatientcasereportandliteraturereview