Agnaldo S. Cruz

ORCID: 0000-0001-8369-6282
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Research Areas
  • Health Systems, Economic Evaluations, Quality of Life
  • Syphilis Diagnosis and Treatment
  • Body Composition Measurement Techniques
  • Bone health and osteoporosis research
  • Infrared Thermography in Medicine
  • Artificial Intelligence in Healthcare
  • Medical Coding and Health Information
  • Wireless Body Area Networks
  • Radioactivity and Radon Measurements
  • Sentiment Analysis and Opinion Mining
  • Ultrasound Imaging and Elastography
  • Forensic Anthropology and Bioarchaeology Studies
  • HIV Research and Treatment
  • Media Studies and Communication
  • SARS-CoV-2 and COVID-19 Research
  • Mobile Health and mHealth Applications
  • Advanced Biosensing Techniques and Applications
  • Vitamin D Research Studies
  • Misinformation and Its Impacts
  • Biomarkers in Disease Mechanisms
  • Cleft Lip and Palate Research
  • Monoclonal and Polyclonal Antibodies Research
  • Advanced MRI Techniques and Applications
  • Health Literacy and Information Accessibility
  • Data-Driven Disease Surveillance

Universidade Federal do Rio Grande do Norte
2013-2024

Hospital Universitário Onofre Lopes
2022-2024

Instituto Federal do Rio Grande do Norte
2023

Nucleus (Norway)
2021

Supor (China)
2013

Syphilis is a sexually transmitted disease (STD) caused by Treponema pallidum subspecies pallidum. In 2016, it was declared an epidemic in Brazil due to its high morbidity and mortality rates, mainly cases of maternal syphilis (MS) congenital (CS) with unfavorable outcomes. This paper aimed mathematically describe the relationship between MS CS reported over interval from 2010 2020, considering likelihood diagnosis effective timely treatment during prenatal care, thus supporting...

10.1186/s12911-022-01773-1 article EN cc-by BMC Medical Informatics and Decision Making 2022-02-15

Abstract Osteoporosis is a disease characterized by impairment of bone microarchitecture that causes high socioeconomic impacts in the world because fractures and hospitalizations. Although dual-energy X-ray absorptiometry (DXA) gold standard for diagnosing disease, access to DXA developing countries still limited due its cost, being present only specialized hospitals. In this paper, we analyze performance Osseus, low-cost portable device based on electromagnetic waves measures attenuation...

10.1038/s41598-023-40104-w article EN cc-by Scientific Reports 2023-08-08

Since the COVID-19 pandemic emerged, vaccination has been core strategy to mitigate spread of SARS-CoV-2 in humans. This paper analyzes impact on hospitalizations and deaths state Rio Grande do Norte, Brazil. We analyzed data from 23,516 hospitalized patients diagnosed between April 2020 August 2021. excluded through direct occupancy, unknown outcomes, unconfirmed cases, resulting 12,635 cross-referenced with immunization status during hospitalization. Our results indicated that...

10.3390/ijerph192113902 article EN International Journal of Environmental Research and Public Health 2022-10-26

Effective and timely detection is vital for mitigating the severe impacts of Sexually Transmitted Infections (STI), including syphilis HIV. Cyclic Voltammetry (CV) sensors have shown promise as diagnostic tools these STI, offering a pathway towards cost-effective solutions in primary health care settings.

10.1016/j.compbiomed.2024.108454 article EN cc-by Computers in Biology and Medicine 2024-04-09

Abstract Applications on electromagnetic waves in the field of biotelemetry have increased latest years, being used to prevent, diagnose, and treatment several diseases. In this context, allows minimally invasive monitoring physiologic, improving comfort patient care significantly reducing hospital costs. Aiming assist mineral bone density classification, through a radio frequency signal (RF), for later diagnosis osteoporosis, Osseus was proposed 2018. This equipment is combination...

10.1038/s41598-021-98204-4 article EN cc-by Scientific Reports 2021-09-27

This article presents a proposal to measure the Bone Mineral Density (BMD) as backup in diagnosis of osteoporosis. An antenna arrangement, tuned frequency general and medical use, is used relative attenuation signal on several samples bovine bone, silica bone powder. By implementing Support Vector Machine (SVM) it possible establish patterns classify BMD high or low.

10.1109/bmeicon.2013.6687655 article EN 2013-10-01

The improvement of laboratory diagnosis is a critical step for the reduction syphilis cases around world. In this paper, we present development an impedance-based method detecting T. pallidum antigens and antibodies as auxiliary tool diagnosis. We evaluate voltammetric signal obtained after incubation in carbon or gold nanoparticle-modified electrodes presence absence Poly-L-Lysine. Our results indicate that from was sufficient to distinguish between infected non-infected samples immediately...

10.3390/ijerph192316206 article EN International Journal of Environmental Research and Public Health 2022-12-03

This study analyzes online news disseminated throughout the pre-, during-, and post-intervention periods of "Syphilis No!" Project, which was developed in Brazil between November 2018 March 2019. We investigated influence sentiment aspects to explore their possible relationships with syphilis testing data response epidemic Brazil. A dictionary-based technique (VADER) chosen perform analysis considering Brazilian Portuguese language. Finally, collected were used statistical tests obtain other...

10.3390/ijerph192416801 article EN International Journal of Environmental Research and Public Health 2022-12-14

Desarrollar soluciones tecnológicas para la población en forma de productos es un proceso que debe articular varios factores, como: los usuarios, sus necesidades, el contexto uso del producto y materiales tecnologías disponibles su construcción. El diseñador articula estos factores mediante metodologías conducen vinculan las actividades Proceso Desarrollo Productos (PDP). prototipado una estas actividades, permite probar aspectos prácticos artefactos y, por tanto, favorece mejoras...

10.11606/gtp.v19i1.212075 article ES cc-by-nc Gestão & Tecnologia de Projetos 2024-06-13

Osteoporosis is a condition characterized by low bone mineral density, which typically leads to fractures and reduced quality of life. Currently, diagnostic devices used assess this (e.g., dual-energy X-ray absorptiometry) are very costly, making it infeasible meet the demand for testing in most countries. Therefore, we proposed preclinical validation prototype called Osseus an attempt enhance osteoporosis screening tests alleviate their costs. device developed assist density classification....

10.1186/s12938-022-01038-y article EN cc-by BioMedical Engineering OnLine 2022-09-22

Background: The “Syphilis No!” campaign the Brazilian Ministry of Health (MoH) launched between November 2018 and March 2019, brought forward concept "Test, Treat Cure" to remind population importance syphilis prevention. In this context, study aims analyze similarity online news comprehend how public health communication interventions influence media coverage issue. Methods: This paper presented a computational approach assess effectiveness actions on problem. Data were collected January...

10.3390/ijerph192417049 article EN International Journal of Environmental Research and Public Health 2022-12-19

Resumo -Esse artigo apresenta uma proposta para medir a Densidade Mineral Óssea (DMO) como auxílio no diagnóstico da osteoporose.Um arranjo de antenas, afinado

10.14209/sbrt.2013.88 article PT Anais de XXXI Simpósio Brasileiro de Telecomunicações 2013-01-01

Abstract Osteoporosis is a disease characterized by impairment of bone microarchitecture that causes high socioeconomic impacts in the world because fractures and hospitalizations. Although dual-energy X-ray absorptiometry (DXA) gold standard for diagnosing disease, access to DXA developing countries still limited due its cost, being present only specialized hospitals. In this paper, we analyze performance Osseus, low-cost portable device based on electromagnetic waves measures attenuation...

10.21203/rs.3.rs-2713778/v1 preprint EN cc-by Research Square (Research Square) 2023-03-31

Abstract Purpose Primary Health Care (PHC) is the coordinator of health care in Brazil and needs to be strengthened diagnostic field increase quality. Aiming improve tools currently available PHC, this work describes process development validation two point-of-care biomedical devices for screening patients with syphilis or different kinds cancer. Methods The these followed nine stages action based on requirements established by Ministry Health. During development, both systems circuit...

10.1007/s42600-022-00247-7 article EN cc-by Research on Biomedical Engineering 2022-11-10
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