Publications by authors named "Juan Maria Herrero-Martinez"

Article Synopsis
  • The study investigates the prevalence of Trypanosoma cruzi infection (Chagas disease) among pregnant migrants in Madrid, focusing on their countries of origin and the effectiveness of screening methods.
  • Conducted across eight hospitals between 2011 and 2016, it found that out of 149,470 deliveries, only 11,048 pregnant women were screened, with a significant majority being from Bolivia and a high prevalence of infection among those screened.
  • Results highlighted a 47% average screening coverage across hospitals, showing a stark contrast between those with universal screening (73% coverage) versus selective screening (10% coverage), providing essential insights for health policymakers.
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hyperinfection syndrome has been observed in immunosuppressed coronavirus disease 2019 (COVID-19) patients. Detecting and treating asymptomatic infection in individuals from endemic areas can effectively prevent hyperinfection. Unfortunately, many clinicians are unaware of this neglected infection.

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Background: Invasive fungal infection, particularly intraabdominal candidiasis, exerts a negative impact on the outcome of pancreas transplant recipients (PTRs). Optimal antifungal prophylaxis in this context remains unclear.

Methods: We performed a single-centre retrospective study to compare the incidence of invasive candidiasis during the first 6 post-transplant months in a cohort of 218 PTRs over two periods in which different agents for antifungal prophylaxis were used: fluconazole (Fluco-Px) from March 1995 to June 2012, and micafungin followed by fluconazole (Mica-Px) from July 2012 to December 2018.

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Purpose: Agar-plate culture (APC) remains the most sensitive parasitological technique for S. stercoralis diagnosis. Although it was first described three decades ago, the time of incubation of the plates is neither a commonly described feature nor usually standardized.

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The aim of this study was to describe the clinical and epidemiological profile of immunosuppressed patients with imported strongyloidiasis in a non-endemic setting, and to compare these results with non-immunosuppressed patients. This is a case-control substudy from a larger observational retrospective study that included all patients with strongyloidiasis registered in the +REDIVI Spanish Collaborative Network. Overall, 1245 patients with imported strongyloidiasis were included.

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The Spanish Society of Infectious Diseases and Clinical Microbiology (SEIMC), the Spanish Society of Tropical Medicine and International Health (SEMTSI), the Spanish Association of Surgeons (AEC), the Spanish Society of Pneumology and Thoracic Surgery (SEPAR), the Spanish Society of Thoracic Surgery (SECT), the Spanish Society of Vascular and Interventional Radiology (SERVEI), and the Spanish Society of Paediatric Infectious Diseases (SEIP) considered it pertinent to issue a consensus statement on the management of cystic echinococcosis (CE) to guide healthcare professionals in the care of patients with CE. Specialists from several fields (clinicians, surgeons, radiologists, microbiologists, and parasitologists) identified the most clinically relevant questions and developed this Consensus Statement, evaluating the available evidence-based data to propose a series of recommendations on the management of this disease. This Consensus Statement is accompanied by the corresponding references on which these recommendations are based.

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Background: The importance of submicroscopic malaria infections in high-transmission areas could contribute to maintain the parasite cycle. Regarding non-endemic areas, its importance remains barely understood because parasitaemia in these afebrile patients is usually below the detection limits for microscopy, hence molecular techniques are often needed for its diagnosis. In addition to this, the lack of standardized protocols for the screening of submicroscopic malaria in immigrants from endemic areas may underestimate the infection with Plasmodium spp.

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Background: Imported strongyloidiasis is increasingly being diagnosed in non-endemic areas. The aim of this study was to describe the epidemiological, clinical and microbiological characteristics of patients with imported strongyloidiasis in Spain.

Methodology: This is an observational retrospective study that included all patients diagnosed of strongyloidiasis registered in the +REDIVI Collaborative Network from 2009 to 2017.

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In this retrospective cohort study, we aimed to assess whether introducing benznidazole at escalating doses reduces the probability of adverse events or treatment discontinuation compared with a full-dose scheme. We collected data from patients who had chronic infection and underwent treatment from July 2008 to January 2017 in a referral center in Madrid. Dose was adjusted to body weight (5 mg/kg/day), with treatment introduction with full dose or escalating dose according to local consensus and protocols.

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Background: Continuous growth of mobile populations has influenced the global epidemiology of infectious diseases, including chronic and acute viral hepatitis.

Method: A prospective observational multicentre study was performed in a Spanish network of imported infections. Viral hepatitis cases from January 2009 to September 2017 were included.

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Background: Malaria is currently the most important human parasitic disease in the world responsible for high morbidity and mortality. Appropriate diagnostic methods are essential for early detection. Microscopy examination remains the gold standard, although molecular techniques have higher sensitivity and are very useful in cases of low parasitaemia and mixed infections.

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Objectives: Imported Chagas disease (CD) is an emerging health problem in Europe due to immigration from endemic countries. Although WHO currently recommends two different serological methods to establish diagnosis, new tools like the ARCHITECT Chagas assay have potential for use as a single diagnostic test. Our objective was to determine an optimal signal-to-cut-off (S/CO) value for the ARCHITECT Chagas assay to diagnose CD with a single test.

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Aterothrombotic disease (coronary, cerebrovascular and peripheral artery disease) is the most common cause of mortality and disability in the world, antiaggregants representing one of its therapeutic and preventive pillars. We have drugs at present that act at different levels of platelet aggregation (COX inhibitors as well as inhibitors of phosphodiesterase, ADP P2Y12 receptor and IIb/IIIa receptor). We review here the efficacy and safety of the association of antiaggregants in most relevant clinical scenarios, including current clinical recommendations and an analysis of supportive evidence.

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