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In Vitro Drug Screening Against All Life Cycle Stages of Trypanosoma cruzi Using Parasites Expressing β-galactosidase
Published on: November 5, 2021
Old and new challenges in Chagas disease
Jose A Pérez-Molina1, Angela Martinez Perez1, Francesca F Norman1
1National Referral Centre for Tropical Diseases, Infectious Diseases Department, Ramón y Cajal Hospital, Insituto Ramón y Cajal de Investgación Sanitaria, Madrid, Spain.
Insights
Chagas disease, caused by Trypanosoma cruzi, is a global health concern. This case highlights challenges in diagnosing and managing chronic Chagas disease in non-endemic areas, especially with co-infections like lymphoma.
Area of Science:
- * Infectious Diseases: Focus on neglected tropical diseases and their global spread.
- * Cardiology: Addressing Chagas cardiomyopathy and arrhythmias.
- * Oncology: Understanding the interplay between Chagas disease and malignancies.
Background:
- * Chagas disease (Chagas disease, caused by Trypanosoma cruzi) is a neglected tropical disease endemic to the Americas.
- * Global migration has led to its presence in non-endemic regions, posing diagnostic and management challenges.
- * Chronic infection can lead to severe complications like cardiomyopathy and arrhythmias years after initial exposure.
Observation:
- * A case study of a Bolivian woman diagnosed with chronic Chagas disease in Madrid, Spain.
- * The patient subsequently developed non-Hodgkin lymphoma, complicating her medical management.
- * This case underscores the impact of co-infections and immunosuppression on Chagas disease progression.
Findings:
- * Chronic Trypanosoma cruzi infection presents diagnostic and therapeutic challenges, particularly in non-endemic settings.
- * Co-infections, such as non-Hodgkin lymphoma, can significantly alter the natural course of Chagas disease.
- * Management requires a multidisciplinary approach considering both the parasitic infection and associated conditions.
Implications:
- * Increased awareness and improved diagnostic tools are crucial for Chagas disease in non-endemic countries.
- * Understanding the interaction between Chagas disease and conditions like lymphoma is vital for patient care.
- * This case highlights the need for enhanced surveillance and clinical preparedness for neglected diseases in diverse populations.
Abstract:
Chagas disease, caused by the parasite Trypanosoma cruzi, is a neglected disease, which can lead to cardiomyopathy, arrhythmias, megaviscera, and more rarely, polyneuropathy in up to 30-40% of patients around 20 to 30 years after acute infection. Although it is endemic in the Americas, global population movements mean that it can be located wherever migrants from endemic areas settle. The disease was first described 100 years ago and still challenges clinicians worldwide, since diagnostic, therapeutic, and prognostic methods remain insufficient. Furthermore, factors such as HIV co-infection, immunosuppressive drugs, transplantation, and neoplastic disease can alter the natural course of the infection. We present the case of a Bolivian woman with chronic T cruzi infection diagnosed at our clinic in Madrid, Spain, who subsequently developed non-Hodgkin lymphoma. Our report illustrates the challenges of an increasingly common infection seen in non-endemic countries, and highlights both daily management dilemmas and associated difficulties that arise.
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