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Tropical Medicine and Infectious Disease, Volume 10, Issue 8

2025 August - 35 articles

Cover Story: The role of fascioliasis is analyzed concerning coinfection complexity, multiparasitism risk, parasite associations, pathogenic implications and their causes. Helminth and protozoan coinfections are studied in 2575 previously untreated individuals from the Bolivian Altiplano, Peruvian Altiplano, Cajamarca valley, and Egyptian Nile Delta to assess whether coinfections by Fasciola spp. and other parasite species result from poor rural hygiene or reflect underlying epidemiological patterns and causes. A high risk of multiparasitism appears to be linked to transmission, immunological, environmental and social factors. The results open a new research field for experimental coinfection studies in animal models susceptible to Fasciola spp., field studies in endemic areas, and investigations of health consequences, treatment assays and control initiatives. View this paper
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Articles (35)

  • Review
  • Open Access
1,772 Views
19 Pages

Quantitative Methods for Evaluating Antibody Responses to Pneumococcal Vaccines: A Scoping Review

  • Yumiko Hayashi,
  • Fleurette Mbuyakala Domai and
  • Bhim Gopal Dhoubhadel

Streptococcus pneumoniae remains a leading cause of invasive diseases, particularly affecting young children and the elderly. Currently, two main types of pneumococcal vaccines are commercially available: polysaccharide vaccine (PPSV23) and conjugate...

  • Article
  • Open Access
1 Citations
1,568 Views
10 Pages

Background: Latent tuberculosis infection (LTBI) is a major global health concern, particularly among individuals with chronic kidney disease (CKD), who are at increased risk of reactivation due to impaired immunity and frequent exposure to immunosup...

  • Article
  • Open Access
1 Citations
2,200 Views
10 Pages

Evaluation of Allplex™ GI-Parasite Assay—A Multiplex Real Time PCR for the Diagnosis of Intestinal Protozoa: A Multicentric Italian Study

  • Ester Oliva,
  • Libera Clemente,
  • Nicola Menegotto,
  • Stefania Varani,
  • Antonella Bruno,
  • Raffaele Gargiulo,
  • Luciana Petrullo,
  • Claudio Farina and
  • Annibale Raglio

Background: The microscopic examination of stool samples remains the reference method for the diagnosis of intestinal protozoal infections; however, this technique is time consuming and requires experienced and well-trained operators. Therefore, ther...

  • Article
  • Open Access
1 Citations
3,725 Views
10 Pages

Prognostic Indicators of Severe Dengue Infection in Adult Patients in Thailand

  • Patcharin Khamnuan,
  • Surangrat Pongpan,
  • Pantitcha Thanatrakolsri,
  • Supa Vittaporn,
  • Punnaphat Daraswang and
  • Sirawan Samsee

Background: Dengue infection is a spreading vector borne disease with most severe infection-related fatalities occurring in adults. This study was conducted to explore prognostic indicators of dengue infection severity. Methods: This study included p...

  • Article
  • Open Access
1,574 Views
14 Pages

The Diagnostic Utility of PCR in FFPE Skin Biopsies with Inconclusive Histopathology for Suspected Cutaneous Leishmaniasis: A Pilot Study from Colombia

  • Julio César Mantilla,
  • Nathalia Andrea Bueno,
  • Juan Pablo Alvarez,
  • Maria Paula López and
  • Martha Lucía Díaz

Cutaneous Leishmaniasis (CL) is a tropical disease endemic in many regions of Latin America. Its clinical diagnosis is often supported by histopathological analysis of skin biopsies; however, parasite detection by microscopy can be challenging, parti...

  • Article
  • Open Access
1,026 Views
13 Pages

Socioeconomic, Behavioural, and Protective Factors Influences on the Combined Prevention of HIV Infection Among Brazilian Amazon Men Who Have Sex with Men: A Cross-Sectional Study

  • Thiago Vilhena Silva,
  • Iaron Leal Seabra,
  • Glenda Roberta Oliveira Naiff Ferreira,
  • João Gabriel Alves da Luz,
  • Cecília Conceição Viana,
  • Lucas Barros de Paiva,
  • Glauber Weder dos Santos Silva,
  • Caio Lacerda dos Santos,
  • Luiz Fernando Almeida Machado and
  • Eliã Pinheiro Botelho

We analysed the socioeconomic, behavioural, and protection factors (PFs) influences on the HIV combined prevention (CP) strategy among Brazilian Amazonian men who have sex with men (MSMs). PFs are resources that reduce the effect of adversity and hel...

  • Article
  • Open Access
1,165 Views
17 Pages

Barcoding Quantitative PCR Assay to Distinguish Between Aedes aegypti and Aedes sierrensis

  • Miguel Barretto,
  • Annika Olson,
  • Dereje Alemayehu,
  • Ryan Clausnitzer and
  • Eric J. Haas-Stapleton

The accurate identification of mosquito species is critical for effective mosquito surveillance and control, especially when presented with morphologically similar species like Aedes aegypti and Aedes sierrensis. Damaged specimens and morphologically...

  • Article
  • Open Access
1 Citations
1,526 Views
17 Pages

Seroprevalence of West Nile Virus in Blood Donors in Mainland Portugal

  • Rafael Rocha,
  • Elif Kurum,
  • Rémi Charrel,
  • Nazli Ayhan and
  • Carla Maia

The genus Orthoflavivirus includes several mosquito-borne pathogenic viruses, notably West Nile virus (WNV), which is endemic to the Mediterranean region. In Portugal, WNV circulation has been documented in equines, birds and mosquitoes, however huma...

  • Review
  • Open Access
1 Citations
3,625 Views
19 Pages

The World Health Organization (WHO) declared snakebite envenoming (SBE) as a neglected tropical disease in 2017. Antivenom is the gold standard of treatment, but many healthcare barriers exist, and hence, affected populations are often unable to acce...

  • Case Report
  • Open Access
2,024 Views
10 Pages

A Family Cluster of Imported Human Brucella melitensis Infection with Probable Breast Milk Transmission: A Case Series

  • Christopher Loftus,
  • Jessica Jervis,
  • Victoria Owen,
  • Tom Wingfield,
  • Robert Ball,
  • Waison Wong,
  • Ceri Evans,
  • Christopher Darlow,
  • Francesca Liuzzi and
  • Stephen D. Woolley
  • + 3 authors

Human brucellosis is a zoonotic, bacterial infection caused by the intracellular, Gram-negative Brucella spp., which is common globally but rare in the United Kingdom, with approximately 20 imported cases per annum following travel to countries with...

  • Article
  • Open Access
1 Citations
1,816 Views
13 Pages

Unmasking the Determinants of Loss to Follow-Up in Pulmonary Tuberculosis: A Study in Selangor, Malaysia

  • Sumarni Mohd Ghazali,
  • Kee Chee Cheong,
  • Mohamad Nadzmi Md Nadzri,
  • Nur’Ain Mohd Ghazali,
  • Lim Mei Cheng,
  • Lonny Chen Rong Qi Ahmad,
  • Mohd Kamarulariffin Kamarudin,
  • Nur Ar Rabiah Ahmad,
  • Asrul Anuar Zulkifli and
  • Nuur Hafizah Md Iderus
  • + 5 authors

Adherence to the 6-month tuberculosis (TB) treatment regimen is challenging due to its duration and side effects, with various factors influencing patient compliance. A retrospective cross-sectional study was conducted among newly diagnosed pulmonary...

  • Review
  • Open Access
3,712 Views
21 Pages

Snakebites in the Central American Region: More Government Attention Required

  • Eduardo Alberto Fernandez and
  • Ivan Santiago Fernandez Funez

A review was conducted on snakebites in Central America. Information was extracted using the databases of PubMed, SciELO, and LILACS. Information included retrospective studies, case reports, and case series; in this way, valuable information was ret...

  • Article
  • Open Access
2,378 Views
45 Pages

Helminth/Protozoan Coinfections in Chronic Fascioliasis Cases in Human Hyperendemic Areas: High Risk of Multiparasitism Linked to Transmission Aspects and Immunological, Environmental and Social Factors

  • M. Adela Valero,
  • M. Manuela Morales-Suarez-Varela,
  • Davis J. Marquez-Guzman,
  • Rene Angles,
  • Jose R. Espinoza,
  • Pedro Ortiz,
  • Filippo Curtale,
  • M. Dolores Bargues and
  • Santiago Mas-Coma

Research is required to determine whether the coinfections by Fasciola spp. and other parasite species result from poor rural hygiene or reflect underlying epidemiological patterns and causes. Therefore, the role of fascioliasis is analyzed concernin...

  • Article
  • Open Access
1 Citations
1,894 Views
19 Pages

Respiratory syncytial virus (RSV) is a major cause of morbidity and mortality from lower respiratory infections (LRIs) worldwide. This study analyzes trends in age-standardized death rates (ASDRs) and disability-adjusted life years (DALYs) due to RSV...

  • Review
  • Open Access
2 Citations
4,638 Views
19 Pages

The Economic Landscape of Global Rabies: A Scoping Review and Future Directions

  • Molly Selleck,
  • Peter Koppes,
  • Colin Jareb,
  • Steven Shwiff,
  • Lirong Liu and
  • Stephanie A. Shwiff

Rabies remains a significant global public health concern, causing an estimated 59,000–69,000 human fatalities annually. Despite being entirely preventable through vaccination, rabies continues to impose substantial economic burdens worldwide....

  • Article
  • Open Access
3,773 Views
12 Pages

Triclabendazole (TCBZ) is the gold standard treatment for fascioliasis. However, reports on resistance are increasing, emphasizing the need for alternative therapy. Combining TCBZ with ivermectin (IVM) was found to be effective for treating animal fa...

  • Article
  • Open Access
2 Citations
1,416 Views
11 Pages

One Health Approach to Trypanosoma cruzi: Serological and Molecular Detection in Owners and Dogs Living on Oceanic Islands and Seashore Mainland of Southern Brazil

  • Júlia Iracema Moura Pacheco,
  • Louise Bach Kmetiuk,
  • Melissa Farias,
  • Gustavo Gonçalves,
  • Aaronson Ramathan Freitas,
  • Leandro Meneguelli Biondo,
  • Cristielin Alves de Paula,
  • Ruana Renostro Delai,
  • Cláudia Turra Pimpão and
  • Ivan Roque de Barros Filho
  • + 6 authors

Via a One Health approach, this study concomitantly assessed the susceptibility of humans and dogs to Trypanosoma cruzi infections on three islands and in two mainland seashore areas of southern Brazil. Human serum samples were tested using an enzyme...

  • Article
  • Open Access
1 Citations
1,673 Views
13 Pages

Insecticide resistance monitoring is essential for effective mosquito control. This study compared CDC Bottle Bioassays (BBAs) using technical and formulated insecticides (deltamethrin/Deltagard and malathion/Fyfanon EW) against the Culex pipiens com...

  • Article
  • Open Access
1 Citations
1,269 Views
14 Pages

Polyparasitic Infections: Associated Factors and Effect on the Haemoglobin Level of Children Living in Lambaréné Remote and Surrounding Rural Areas from Gabon—A Cross-Sectional Study

  • Paul Alvyn Nguema-Moure,
  • Bayode Romeo Adegbite,
  • Moustapha Nzamba Maloum,
  • Jean-Claude Dejon-Agobé,
  • Roméo-Aimé Laclong Lontchi,
  • Yabo Josiane Honkpehedji,
  • Danny-Carrel Manfoumbi Mabicka,
  • Christian Chassem-Lapue,
  • Pavel Warry Sole and
  • Ayôla Akim Adegnika
  • + 5 authors

Background: Polyparasitic infections remain widespread in endemic regions, yet its contributing factors and health impact are not well understood. This study aims to estimate the prevalence and associated factors and examines the effect of polyparasi...

  • Article
  • Open Access
1,113 Views
17 Pages

The Intersection Between Schistosoma mansoni Infection and Dyslipidemia Modulates Inflammation in the Visceral Adipose Tissue of Swiss Webster Mice

  • Thainá de Melo,
  • Isadora do Monte Silveira Bruno,
  • Luciana Brandão-Bezerra,
  • Silvia Amaral Gonçalves da Silva,
  • Christiane Leal Corrêa,
  • Luciana Silva Rodrigues,
  • José Roberto Machado-Silva and
  • Renata Heisler Neves

Background: Dyslipidemia and schistosomiasis are major public health challenges, particularly in endemic regions where their coexistence may influence host metabolism and immune responses. This study aimed to evaluate visceral adipose tissue (AT) rem...

  • Article
  • Open Access
1,117 Views
14 Pages

Patterns of Reverse Transcriptase Inhibitor Resistance Mutations in People Living with Human Immunodeficiency Virus in Libreville, Gabon

  • Guy Francis Nzengui-Nzengui,
  • Gaël Mourembou,
  • Euloge Ibinga,
  • Ayawa Claudine Kombila-Koumavor,
  • Hervé M’boyis-Kamdem,
  • Edmery Muriel Mpouho-Ntsougha,
  • Alain Mombo-Mombo and
  • Angélique Ndjoyi-Mbiguino

Objective: To characterize the profiles of resistance mutations to HIV reverse transcriptase inhibitors in Gabon. Design: Cross-sectional study conducted over 37 months, from October 2019 to October 2022, at the IST/HIV/AIDS Reference Laboratory, a r...

  • Article
  • Open Access
1,305 Views
17 Pages

The Impact of a Community Pharmacy-Led Deworming-Related Counselling Service: An Interventional Study in a Low-to-Middle Income Country

  • Amira B. Kassem,
  • Ahmad Z. Al Meslamani,
  • Mohamed AbdElrahman,
  • Nadia Al Mazrouei,
  • Sherouk M. Okda,
  • Noha A. El-Bassiouny,
  • Asmaa Abdel-hamed Hamedo,
  • Doaa Abdelrazek Shaban,
  • Dina Fathy Elsmadessy and
  • Hebatallah Ahmed Mohamed Moustafa
  • + 2 authors

Background: Since the current increase in antimicrobial resistance globally, parasitic infectious diseases have become a greater public health crisis than ever before and an absolute priority. The Egyptian community pharmacist, as a health care provi...

  • Article
  • Open Access
2,763 Views
17 Pages

Introduction: Despite the key role of healthcare workers (HCWs) in tuberculosis (TB) prevention and control, there is a lack of regional data on their knowledge, attitudes, and practices (KAPs) regarding the disease in Atlantic Canada. Objectives: To...

  • Article
  • Open Access
961 Views
10 Pages

COVID-19 Clinical Predictors in Patients Treated via a Telemedicine Platform in 2022

  • Liliane de Fátima Antonio Oliveira,
  • Lúcia Regina do Nascimento Brahim Paes,
  • Luiz Claudio Ferreira,
  • Gabriel Garcez de Araújo Souza,
  • Guilherme Souza Weigert,
  • Layla Lorena Bezerra de Almeida,
  • Rafael Kenji Fonseca Hamada,
  • Lyz Tavares de Sousa,
  • Andreza Pain Marcelino and
  • Cláudia Maria Valete

Coronavirus disease (COVID-19) is an infectious disease caused by the SARS-CoV-2 virus, whose 2020 outbreak was characterized as a pandemic by the World Health Organization. Restriction measures changed healthcare delivery, with telehealth providing...

  • Review
  • Open Access
1 Citations
4,160 Views
17 Pages

Systematic Review of the Ovitrap Surveillance of Aedes Mosquitoes in Brazil (2012–2022)

  • Raquel Fernandes Silva Chagas do Nascimento,
  • Alexandre da Silva Xavier,
  • Tania Ayllón Santiago,
  • Daniel Cardoso Portela Câmara,
  • Izabel Cristina dos Reis,
  • Edson Delatorre,
  • Patrícia Carvalho de Sequeira,
  • Vitor Henrique Ferreira-de-Lima,
  • Tamara Nunes Lima-Camara and
  • Nildimar Alves Honório

Background: Arthropod-borne diseases primarily affect tropical and subtropical regions, exhibiting seasonal patterns that peak during hot and rainy months when conditions favor mosquito vector proliferation. Factors such as high temperatures, elevate...

  • Brief Report
  • Open Access
1,276 Views
10 Pages

Neisseria gonorrhoeae, the causative agent of gonorrhea, represents a major public health concern due to its increasing antimicrobial resistance. While often asymptomatic—particularly in extragenital infections—untreated cases can lead to...

  • Review
  • Open Access
1,904 Views
17 Pages

Beyond the Usual Suspects: Weeksella virosa as a Potential Human and Animal Pathogen

  • Ioana Alina Colosi,
  • Dan Alexandru Toc,
  • Vlad Sever Neculicioiu,
  • Paul-Ștefan Panaitescu,
  • Pavel Șchiopu,
  • Adrian-Gabriel Pană,
  • Razvan Vlad Opris,
  • Alina Mihaela Baciu,
  • George Berar and
  • Carmen Costache
  • + 1 author

Weeksella virosa (W. virosa) is a rare, non-saccharolytic Gram-negative bacterium initially described in the 1970s, later proposed as a distinct genus in 1986. The genus Weeksella currently contains two species, namely W. virosa and W. massiliensis....

  • Article
  • Open Access
1,868 Views
13 Pages

A Retrospective Cohort Study of Leptospirosis in Crete, Greece

  • Petros Ioannou,
  • Maria Pendondgis,
  • Eleni Kampanieri,
  • Stergos Koukias,
  • Maria Gorgomyti,
  • Kyriaki Tryfinopoulou and
  • Diamantis Kofteridis

Introduction: Leptospirosis is an under-recognized zoonosis that affects both tropical and temperate regions. While it is often associated with exposure to contaminated water or infected animals, its presentation and epidemiology in Mediterranean cou...

  • Article
  • Open Access
1 Citations
2,132 Views
16 Pages

Severe Scrub Typhus with Acute Kidney Injury: Urine PCR Evidence from an East Coast Malaysian Cluster

  • Siti Roszilawati Ramli,
  • Nuridayu Arifin,
  • Mohd Fahmi Ismail,
  • Shirley Yi Fen Hii,
  • Nur Suffia Sulaiman,
  • Ernieenor Faraliana Che Lah and
  • Nik Abdul Hadi Nik Abdul Aziz

Background: Scrub typhus (ST) is caused by Orientia tsutsugamushi (OT) infection, which is transmitted to humans through the bites of infected chiggers. The clinical presentations range from mild to life-threatening multi-organ dysfunction. This repo...

  • Systematic Review
  • Open Access
1 Citations
2,885 Views
22 Pages

Prevalence and Risk of Meningococcal Disease or Carriage During Mass Gatherings and Associated Travel: Systematic Review and Meta-Analysis

  • Mohammed Samannodi,
  • Hassan Alwafi,
  • Jihad Muglan,
  • Abdullah Tawakul,
  • Rami M. Algahtani,
  • Hani M. Almoallim,
  • Ismail Ahmad Alghamdi,
  • Majed Sameer Obaid,
  • Amar Mohammad A. Alkhotani and
  • Mohammed A. Garout
  • + 4 authors

Background: While efforts have been made to control meningococcal disease or carriage during mass gatherings (MGs), it is still a significant problem. This meta-analysis aims to assess the prevalence and predictors of meningitis carriage during MGs a...

  • Article
  • Open Access
1 Citations
1,656 Views
16 Pages

Evaluating the Gaps in the Diagnosis and Treatment in Extra-Pulmonary Tuberculosis Patients Under National Tuberculosis Elimination Programme (NTEP) Guidelines: A Multicentric Cohort Study

  • Sanjeev Sinha,
  • Renuka Titiyal,
  • Prasanta R. Mohapatra,
  • Rajesh K. Palvai,
  • Itishree Kar,
  • Baijayantimala Mishra,
  • Anuj Ajayababu,
  • Akanksha Sinha,
  • Sourin Bhuniya and
  • Shivam Pandey

Extra-pulmonary tuberculosis (EPTB) can affect any organ of the body, producing a wide variety of clinical manifestations that make the diagnosis and treatment of EPTB challenging. The optimum treatment varies depending on the site of EPTB, its sever...

  • Article
  • Open Access
1,281 Views
16 Pages

Rickettsioses Seropositivity in Malaysia: A Six-Year Trend, 2016–2021

  • Bee Yong Tay,
  • Fashihah Sherina Abdul Hadi Sabri,
  • Zamtira Seman,
  • Norlela Othman,
  • Haida Subakir,
  • Zahrul Laili Abd Hadi,
  • Adilahtul Bushro Zaini,
  • Norli Anida Abdullah,
  • Nur Anisah Mohamed and
  • Siti Roszilawati Ramli
  • + 1 author

Background: Rickettsioses are diseases caused by obligate intracellular non-motile coccobacilli transmitted via arthropods. The most common rickettsioses are scrub typhus (ST), typhus group rickettsioses (TGR), and spotted fever group rickettsioses (...

  • Case Report
  • Open Access
1,845 Views
9 Pages

(1) Background: Murine typhus, caused by Rickettsia typhi, is a neglected rickettsial disease and an underdiagnosed cause of acute febrile illness (AFI), particularly in endemic regions such as Indonesia. (2) Case description: We report a case series...

  • Article
  • Open Access
1,291 Views
15 Pages

Experiences of Individuals with Cutaneous Leishmaniasis Receiving Intralesional Sodium Stibogluconate or Liquid Nitrogen Cryotherapy in Addis Ababa, Ethiopia—A Cross-Sectional Study

  • Mirna S. Abd El Aziz,
  • Shimelis N. Doni,
  • Edelawit L. Dereje,
  • Petros H. Gebre,
  • Hanna B. Temesgen,
  • Yeabsera W. Zegeye,
  • Saba M. Lambert and
  • Stephen L. Walker

Localised cutaneous leishmaniasis (LCL) is a common neglected tropical disease in Ethiopia, which is mainly treated with intralesional (IL) pentavalent antimonial such as sodium stibogluconate (SSG) and/or cryotherapy. Both treatments are painful, an...

  • Article
  • Open Access
1,380 Views
15 Pages

Benzalkonium Chloride Significantly Improves Environmental DNA Detection from Schistosomiasis Snail Vectors in Freshwater Samples

  • Raquel Sánchez-Marqués,
  • Pablo Fernando Cuervo,
  • Alejandra De Elías-Escribano,
  • Alberto Martínez-Ortí,
  • Patricio Artigas,
  • Maria Cecilia Fantozzi,
  • Santiago Mas-Coma and
  • Maria Dolores Bargues

Urogenital schistosomiasis, caused by Schistosoma haematobium and transmitted by Bulinus snails, affects approximately 190 million individuals globally and remains a major public health concern. Effective surveillance of snail vectors is critical for...

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Trop. Med. Infect. Dis. - ISSN 2414-6366