Publications by authors named "Amos O Adeleye"

Context: A major indication for referrals for bone scans (BS) to establish or exclude skeletal metastases. Few patients are referred with clinically indeterminate diagnosis or cancer of unknown primary (CUP), to search for bony metastases or primary tumor.

Aims: This study aimed to assess the usefulness or otherwise for BS in such instances.

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Article Synopsis
  • Neurotrauma is a major health issue in Nigeria, leading to high rates of illness and death, prompting a systematic review to provide valuable nationwide data.
  • The study analyzed data from 45,763 patients across 254 articles, revealing a predominance of traumatic brain injuries primarily caused by road traffic accidents, with most patients being young males.
  • Despite 63.7% of traumatic brain injury patients showing favorable outcomes, only 20.9% of those with spinal injuries fared similarly, highlighting the critical need for focused interventions in managing neurotrauma in the country.
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Background: Although women have made remarkable strides in several medical specialties in Sub-Saharan Africa, their presence and contribution to the development of neurosurgery remain limited. We sought to study the gender differences within Nigerian neurosurgery, identify challenges resulting from these differences, and recommend how African female neurosurgeons can maximize their effects in neurosurgery.

Methods: A structured online survey captured data on neurosurgical infrastructural capacity, workforce, and training from neurosurgical consultants and residents in neurosurgical centers in Nigeria.

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Objective: There has been a progressive growth of neurosurgery in Nigeria over the past 6 nulldecades. This study aims to comprehensively evaluate the state of neurosurgical practice, training, and research in the country.

Methods: We used a mixed-methods approach that combined a survey of neurosurgery providers and a systematic review of the neurosurgical literature in Nigeria.

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Background: Like many low- and-middle-income countries in Africa, documented assessment of the neurosurgical workforce, equipment, infrastructure, and scope of service delivery in Nigeria is lacking. This study aimed to assess the capacity for the delivery of neurosurgical services in Nigeria.

Methods: An 83-question survey was disseminated to neurosurgeons and residents in Nigeria.

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Article Synopsis
  • The study reviews the development and challenges of vascular neurosurgery in Nigeria by analyzing literature from 1962 to 2021.
  • A total of 56 articles were evaluated, involving 3203 patients, with a moderate to high risk of bias, indicating that most studies were retrospective cohort studies and case reports.
  • The findings showed that cerebrovascular accidents predominated, particularly due to trauma, with favorable outcomes reported in 48% of cases and a mortality rate of 6%, highlighting key issues in neurovascular health in Nigeria.
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Objective: Spinal pathologies are prevalent in Nigeria, though epidemiological data remains sparse. This systematic review used pooled patient-level data from across the country to generate a standardized epidemiological reference.

Methods: Four research databases and gray literature sources were searched.

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Article Synopsis
  • * A systematic review identified 147 studies and over 5,700 patients, revealing a significant rise in the types of tumors diagnosed and the use of imaging techniques like CT and MRI.
  • * The findings emphasize the need for further research to improve understanding and enhance neuro-oncologic care in Nigeria, particularly in underrepresented treatment options like chemotherapy.
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Objective: There has been a modest but progressive increase in the neurosurgical workforce, training, and service delivery in Nigeria in the last 2 decades. However, these resources are unevenly distributed. This study aimed to quantitatively assess the availability and distribution of neurosurgical resources in Nigeria while projecting the needed workforce capacity up to 2050.

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Objective: In resource-limited settings, the standard of care prescribed in developed countries for either operative or nonoperative management of traumatic intracranial hematomas (TICHs) frequently has to be adapted to the economic and infrastructural realities. This study aims to present the outcome of selected cases of TICHs managed nonoperatively without routine intensive care unit admission, repeated cranial computed tomography (CT) scan or intracranial pressure monitoring at a rural neurosurgical service in a developing country.

Methods: This was a retrospective analysis of a cohort of our patients with cranial CT-confirmed TICHs selected for nonoperative treatment from our prospective head injury (HI) register over a 42-month period.

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Objective: Despite 6 decades of existence, neurosurgery is still in the developing stages in Nigeria. In this era of collaborative health system capacity-building in low- and middle-income countries, this article reviews past efforts and future prospects for collaborative neurosurgical development in Nigeria.

Methods: A bibliometric review of the Nigerian neurosurgical literature and data from a structured survey of Nigerian neurosurgeons and residents provided details of current local and international collaborations for neurosurgical research, service delivery, training, and capacity building.

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Objective: Despite the well-known neurosurgical workforce deficit in Sub-Saharan Africa, there remains a low number of neurosurgical training programs in Nigeria. This study sought to reassess the current status of specialist neurosurgical training in the country.

Methods: An electronic survey was distributed to all consultant neurosurgeons and neurosurgery residents in Nigeria.

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Objective: This study aims to provide a comprehensive overview of pediatric neurosurgery in Nigeria, since 1962, by assessing epidemiological data, management strategies, and case outcomes.

Methods: A systematic bibliometric review of Nigerian neurosurgical literature was reported with the PRISMA guidelines. The Risk of Bias Assessment Tool was applied to all nonrandomized studies, and a descriptive analysis was performed for all variables.

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Objective: This study investigates the scope, trends, and challenges of neurosurgical research in Nigeria since inception of the specialty in 1962.

Methods: A bibliometric review of the neurosurgical literature from Nigeria was performed. Variables extracted included year and journal of publication, article topic, article type, research type, study design, article focus area, and limitations.

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Background: Awake craniotomy (AC) is a common neurosurgical procedure for the resection of lesions in eloquent brain areas, which has the advantage of avoiding general anesthesia to reduce associated complications and costs. A significant resource limitation in low- and middle-income countries constrains the usage of AC.

Objective: To review the published literature on AC in African countries, identify challenges, and propose pragmatic solutions by practicing neurosurgeons in Africa.

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Background: Antiseizure medications, such as phenytoin sodium, have been shown in some reports to reduce the incidence of early post-traumatic seizure. These medications, however, are not without side effects which may be dose related or duration related. The risks associated with short-term therapy are minimal and often dose related (and hence avoidable).

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Background:  There is paucity of data-driven study on pediatric traumatic spinal cord injury (SCI) in the developing countries. This study aims to define the clinical profile of pediatric traumatic SCI in a rural tertiary hospital in a sub-Saharan African country.

Methods:  This was a prospective observational study of all children with spinal cord injury managed at our center over a 42-month period.

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Objective: There is a paucity of data-driven reports on neurotrauma from the rural areas of developing countries, despite a disproportionally higher and burgeoning disease burden from those areas. This study aims to define the burden of neurotrauma in a new rural neurosurgical practice of a developing sub-Saharan country in Africa (Nigeria).

Methods: The authors conducted a prospective observational study of all neurotrauma patients managed at their center over a 36-month period beginning in August 2018.

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Background: Traumatic brain injury (TBI) is increasingly recognised as being responsible for a substantial proportion of the global burden of disease. Neurosurgical interventions are an important aspect of care for patients with TBI, but there is little epidemiological data available on this patient population. We aimed to characterise differences in casemix, management, and mortality of patients receiving emergency neurosurgery for TBI across different levels of human development.

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Objective: The proportion of the global burden of neurosurgical disease represented by pediatric neurosurgical pathology is unknown, especially in lower-middle income countries (LMICs) where there exists no known data-driven literature on the subject. In this study, the authors aimed to quantify the pediatric neurosurgical disease profile in a rural area of a developing country.

Methods: This was a prospective observational study of all pediatric neurosurgical patients managed at a single center over a 30-month period.

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Background: Traumatic brain injury (TBI) and stroke have devastating consequences and are major global public health issues. For patients that require a cerebral decompression after suffering a TBI or stroke, a decompressive craniectomy (DC) is the most commonly performed operation. However, retrospective non-randomized studies suggest that a decompressive craniotomy (DCO; also known as hinge or floating craniotomy), where a bone flap is replaced but not rigidly fixed, has comparable outcomes to DC.

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 Inappropriate use of mannitol is a medical error seen frequently in pre-neurosurgical head injury (HI) care that may result in serious adverse effects. This study explored this medical error amongst HI patients in a Nigerian neurosurgery unit.  We performed a cross-sectional analysis of a prospective cohort of HI patients who were administered mannitol by their initial non-neurosurgical health care givers before referral to our center over a 22-month period.

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Background: In low-resource regions of the world, discharge against medical advice (DAMA) is one empiric contributory factor to poor in-hospital outcome that is not often mentioned. This study aims to investigate the determinants of DAMA from a rural neurosurgical service in a developing country.

Methods: This was a prospective observational study of all patients who discharged against medical advice in our service between November 2018 and October 2019.

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The surgical treatment of traumatic leptomeningeal cyst (LMC) is repair of the dural defect with or without cranioplasty. The dural substitutes used are either autografts (which may not be enough) or artificial grafts (which are foreign-body implantations and which also may be too expensive in a low-resource practice). In this report from a developing country, we present the surgical description of the use of the cyst capsule as a cost-free autologous graft in the surgical repair of the dural defects of two cases of traumatic leptomeningeal cyst.

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Background: Major craniotomy is currently the de facto operative treatment for traumatic acute extradural hematoma (AEDH). This craniotomy, involving extensive scalp dissection (the trauma flap) and major cranial bone opening, can be impracticable in the remote regions of some Western countries, and even more so in the low-resource health systems of most developing countries.

Methods: We describe the surgical technique of minicraniotomy under local anesthesia plus monitored sedation as a much less invasive operative treatment for AEDH.

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