Publications by authors named "Frasia Oosthuizen"

Article Synopsis
  • The study explores how levels of mature brain-derived neurotrophic factor (mBDNF) and its precursor, proBDNF, relate to cognitive function in HIV-positive adults in sub-Saharan Africa who haven't started antiretroviral therapy (ART).
  • Increased mBDNF levels were positively associated with better cognitive performance, while higher proBDNF levels correlated with poorer cognitive outcomes, especially affecting fine motor skills.
  • The research suggests that mBDNF and proBDNF play different roles in cognitive health for those with HIV, indicating a need for further studies to understand their impact during ART initiation and how they could guide neurocognitive interventions.
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Stroke is considered a significant public health concern in sub-Saharan Africa and Ghana due to its impact on quality of life. However, there is a lack of comprehensive pooled data on the prevalence and incidence rates of stroke in Ghana. Updating this information would help inform decision-making bodies on measures to reduce the burden of stroke in Ghana.

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Background: Despite antiretroviral therapy (ART), human immunodeficiency virus (HIV)-associated neurocognitive impairment persists. We investigated the association between serum levels of mature brain-derived neurotrophic factor (mBDNF), precursor brain-derived neurotrophic factor (proBDNF), and neurocognitive changes over time among adults with HIV in sub-Saharan Africa, seeking to elucidate the interplay between neurotrophic factors and neurocognitive outcomes post-ART.

Methods: Utilizing data from the ACTG 5199 study in Johannesburg and Harare, serum mBDNF and proBDNF levels were measured via enzyme-linked immunosorbent assay.

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Background: Children represent a particularly vulnerable demographic in the context of drug-resistant (DR) tuberculosis (TB) due to their increased likelihood of close contact with adults diagnosed with the disease. Approximately 25 000-30 000 children develop DR-TB annually. While treatment success rates for DR-TB in children surpass those in adults, children and adolescents encounter distinct challenges throughout the diagnosis and treatment of DR-TB (including MDR-TB, Pre-XDR TB, and XDR-TB).

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Article Synopsis
  • The study highlights the rising prevalence of strokes in sub-Saharan Africa, specifically noting that strokes are the third leading cause of death in Ghana, yet research on stroke awareness there is limited.
  • The research involved 1,000 participants completing questionnaires to assess their understanding of stroke symptoms, signs, and risk factors, and used statistical methods to analyze sociodemographic influences on this awareness.
  • Results showed a significant lack of knowledge among participants, with awareness levels ranging from 25.9% to 47.2%, indicating a critical need for public education campaigns to improve understanding of strokes in Ghana.
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Background: The global or multinational scientific evidence on the distribution of opioid fatality is unknown. Hence, the current study collects epidemiological characteristics to shed light on the ongoing global or multinational opioid crisis and to promote the development of public health prevention/management strategies.

Method: All documents on PRISMA standards were retrieved via electronic databases.

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Background: The World Health Organization (WHO) guidelines recommend the empiric treatment of infections before definitive treatment begins. However, ethical concerns limit the availability of clinical trials in neonates and paediatrics to fully ascertain the safety profile of antibiotics in these populations.

Aim: This study aimed to quantify the use of antibiotics among neonates and paediatrics and commented on the use, rationale and appropriateness of antibiotics prescribed.

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Introduction: Internationalisation enhances students' understanding of social, cultural, and ethical differences, preparing them to be global-minded, socially accountable healthcare practitioners. Traditionally, internationalisation of education involves international student travel. Online tools provide opportunities for international, peer-driven learning and collaboration without costly travel.

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Background: Doxorubicin induces acute and chronic cardiotoxicity. This study is aimed to evaluate the efficacy and safety of vitamin E and levocarnitine (EL) as cardioprotective agents against acute doxorubicin cardiotoxicity in female adult breast cancer patients.

Methods: A prospective, randomized controlled study was conducted in patients treated with doxorubicin and cyclophosphamide (AC).

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Article Synopsis
  • The study investigates how well healthcare professionals in Ghana follow safety precautions before administering the BCG vaccine and their practices for reporting adverse events following immunization (AEFI).
  • Results show that a significant majority of participants (73.2%) adhered to pre-vaccination precautions, while 72.4% advised mothers to report any AEFIs. However, there's still potential for improvement in these practices.
  • The findings aim to establish a baseline for further research that can lead to better policies and improve the overall safety of the BCG vaccine, especially in countries heavily affected by tuberculosis.
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This study presents an overview of prescribing patterns and provides insight into the current management practice for the core symptoms and comorbidities of ASD in children. A quantitative retrospective study was conducted at a public hospital in KwaZulu-Natal, South Africa by reviewing patient files of children diagnosed with ASD and meeting the inclusion criteria for the study. A descriptive analysis of data was done to identify treatment trends and patient therapeutic outcomes.

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Background: The coronavirus disease 2019 (COVID-19) pandemic has had dire effects on South Africa. Vaccines against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) are critical in the fight against COVID-19. This study is necessary to optimise vaccine acceptance.

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Objective: Doxorubicin is a valuable chemotherapeutic drug; however, it is associated with a high risk of cardiotoxicity. Several institutions and organizations have developed guidelines for risk factor assessment, monitoring and prevention strategies against chemotherapy-induced cardiotoxicity. This review aimed to assess the quality of current practice guidelines, using the Appraisal of Guidelines for Research and Evaluation II (AGREE II).

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Article Synopsis
  • Breast cancer rates are rising in Ghana, with many seeking help only at advanced stages due to a lack of structured control strategies.
  • The study examined breast cancer awareness, screening practices, and barriers in Kumasi through interviews with 35 participants, revealing a general lack of knowledge, especially among rural women.
  • Recommendations include improving education for healthcare professionals and creating more initiatives to encourage regular breast screening to enhance early detection and management.
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Background: Over the years, the prevalence of prostate cancer (PCa) has been on the increase. Poor prognosis has been a reflection of increased advance-staged diagnosis and inadequate financial assistance. The prioritization of resources cannot be effective enough to factor in the unexpected economic burden resulting from ill health unless health economic approaches are utilized to estimate the cost of diseases including PCa.

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Purpose: The pharmacological management of Autism Spectrum Disorder (ASD) in children remains a challenge due to limited effective management options and the absence of approved drugs to manage the core symptoms. This review aims to describe and highlight effective pharmacological management options employed in managing the core symptoms and comorbidities of ASD from eligible studies over the past decade.

Methods: A search of databases; PubMed, Scopus, Science Direct, and PsychInfo for pharmacotherapeutic options for ASD was conducted in this systematic review.

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This study assessed adverse events following immunizations (AEFIs) reported on COVID-19 vaccines in VigiAccess and determined the reporting trends across all continents of the world. The study was cross-sectional quantitative in design. VigiAccess was searched on 10 November 10 2021 for reported adverse events following the introduction of COVID-19 vaccines.

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Background: Tuberculosis (TB) is considered one of the top 10 causes of death worldwide and the leading cause of death from a single infectious agent. Multidrug-resistant (MDR) TB can affect people of all age groups, including children (aged 0-15 years). However, very little is known about the extent of this problem in children.

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Background: The African prostate cancer epidemiological trend has reported the late detection of the disease and resultant high mortality rate. Considering the economic position of the African continent, which often contributes to high mortality, it has become imperative to investigate cost-effective means of improving the timely detection of prostate cancer. This study, the third developmental phase of a robust Akan tool, aimed at conducting an external pilot survey to investigate the practicability of the tool in studying prostate cancer awareness in women.

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Objective: Doxorubicin, a component of the anthracycline group, is a highly effective in the treatment of hematologic and solid malignancies. Because of the cardiotoxic adverse effects, use is limited. Antioxidants may negate this anthracycline-induced cardiotoxicity, although the literature is not conclusive with regards to the cardioprotective benefits of antioxidants.

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Background: Multiple measures introduced early to restrict COVID-19 have dramatically impacted the teaching of medical and pharmacy students, exacerbated by the lack of infrastructure and experience with e-learning at the start of the pandemic. In addition, the costs and reliability of the Internet across Africa pose challenges alongside undertaking clinical teaching and practical programmes. Consequently, there is a need to understand the many challenges and how these were addressed, given increasingly complex patients, to provide future direction.

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HIV-associated neurocognitive impairment remains a challenge even in the era of antiretroviral therapy (ART). Over 90% of people living with HIV are in low- and middle-income countries. Hence, it is not surprising that such countries bear a considerable burden of comorbidities like HIV-associated neurocognitive impairment despite an overall increase in life expectancy.

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Introduction: Community pharmacists may play a vital role in early detection and prevention of cancer. Findings from our pre-assessment studies showed that the Ghanaian community have inadequate knowledge of cancer. We assessed the impact of a brief educational intervention on knowledge level of cancer among Ghanaian community pharmacists.

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