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Ciclosporosis: una parasitosis emergente (I) aspectos clínicos y epidemiológicos / Cyclosporosis: an emergent parasitosis (I) clinical and epidemiological aspects
Burstein Alva, Sonia.
Affiliation
  • Burstein Alva, Sonia; Universidad Nacional Mayor de San Marcos. Lima. PE
Rev. gastroenterol. Perú ; 25(4): 328-335, oct.-dic. 2005. tab, graf
Article in Spanish | LILACS, LIPECS | ID: lil-533786
Responsible library: PE1.1
RESUMEN

Objetivo:

Determinar la prevalencia de Cyclospora cayetanensis en pacientes sintomáticos que acudieron a la consulta médica y en pobladores que habitan en asentamientos que rodean a la ciudad de Lima, Perú. Material y

métodos:

La población completa estuvo compuesta por 3,259 personas 2,968 entre 1 mes y 87 años de edad, que acudieron a un laboratorio de atención privada por presentar trastornos digestivos, principalmente diarreas y el segundo por 291 pobladores de áreas periféricas, denominadas conos, de 5 meses a 75 años, aparentemente sanos. Se investigó la presencia de Cyclospora mediante técnicas microscópicas "en fresco" con solución salina y lugol y se empleó una nueva técnica de coloración descrita en otra publicación. Se hizo una ficha consignando los datos clínicos y epidemiológicos, que se evaluaron estadísticamente.

Resultados:

En el primer grupo la incidencia de Cyclospora fue de 7.3 por ciento y en el segundo 41.6 por ciento observándose con más frecuencia en adultos jóvenes y mayores, hasta los 60 años. No se encontró mayor incidencia estacional. Las manifestaciones clínicas de los pacientes que acudieron al laboratorio fueron mayormente diarrea y dolor abdominal, mientras que las personas que provenían de los conos, presentaron principalmente gases, dolor abdominal, diarreas ocasionales y síntomas generales, como cansancio y adelgazamiento.

Conclusiones:

La Cyclospora mostró una elevada incidencia, especialmente en los conos. Se encontraron dos tipos de manifestaciones clínicas una aguda, muy severa que puede llevar a la deshidratación, otra crónica con diversas manifestaciones digestivas, principalmente gases y dolor abdominal. Los pacientes que acuden a la consulta médica presentan cuadros agudos y crónicos, mientras que los que habitan en los conos, sí presentan patología ésta es de tipo crónico. Aparentemente los pacientes que presentan cuadros agudos están inmunológicamente expuestos al parásito, pero no se inmunizan...
ABSTRACT

Purpose:

Determine the prevalence of Cyclospora cayetanensis in asymptomatic patients consulting a physician, or dwellers of marginal urban settlements surrounding Lima, Peru. Materials and

Methods:

The population was composed of 3,259 individuals 2,968 individuals between 1 month and 87 years of age, who consulted a private physician because of digestive disorders, particularly diarrhea, and 291 individuals between 5 months and 75 years of age from marginal areas, all apparently healthy. The presence of Cyclospora was investigated through “fresh” microscopic techniquesusing a saline solution and Lugol`s solution. A new staining technique described in other publication was used. A record was created containing all clinical and epidemiological data, which were assessed statistically.

Results:

Cycloscopora incidence was 7.3 per cent in the first group, and 41.6 per cent in the second group. A higher rate was observed in young and elder adults up to 60-yearold. No major seasonal incidence was found. Clinical signs/symptoms for individuals consulting a private physician were mainly diarrhea and abdominal pain while individuals from marginal urban areas mainly showed meteorism, abdominal plain, occasional diarrhea and general symptoms such as fatigue and weight loss.

Conclusions:

Cyclospora showed a high incidence, particularly in marginal urban areas. Two types of clinical signs/symptoms were found an acute and very severe condition that can cause dehydration, and a chronic condition with several digestive signs/symptoms, particularly meteorism and abdominal pain. Individuals consulting a private physician show acute and chronic episodes while individuals from marginal urban areas do show a chronic condition. Apparently individuals showing acute episodes are immunologically exposed to the parasite, but they do not acquire immunity later in spite of the treatment because they may become re-infected from time to time. However, individuals showing...
Subject(s)
Full text: Available Collection: National databases / Peru Health context: Neglected Diseases Health problem: Diarrhea Database: LILACS / LIPECS Main subject: Cyclospora / Cyclosporiasis Type of study: Risk factors Limits: Female / Humans / Male Language: Spanish Journal: Rev. gastroenterol. Perú Year: 2005 Document type: Article Institution/Affiliation country: Universidad Nacional Mayor de San Marcos/PE
Full text: Available Collection: National databases / Peru Health context: Neglected Diseases Health problem: Diarrhea Database: LILACS / LIPECS Main subject: Cyclospora / Cyclosporiasis Type of study: Risk factors Limits: Female / Humans / Male Language: Spanish Journal: Rev. gastroenterol. Perú Year: 2005 Document type: Article Institution/Affiliation country: Universidad Nacional Mayor de San Marcos/PE
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