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Global Radiology Inequality: What is the Role of High-Income Nations in Bridging the Gap?
Beyond Charity: Sustainable Collaboration in Global Diagnostic Imaging
Josiah Wilson
University of Liverpool
When I was twelve and visiting Tanzania, I spent hours in a crowded hospital clinic alongside a mother and her two children, all hoping for her child to get an X-ray that might finally explain his persistent pain. We waited together, sharing quiet glances and sidelong smiles, knowing that for me this was a choice and for her it was privilege. The only thing that really separated me from those children was where we'd been born. Their mother's patience and worry have stayed with me ever since.
Now, as a medical student training in the UK, the memory of that long day is always with me. Here, parents expect their children to be seen and scanned for complex issues, sometimes after just one appointment, often within days. The contrast is sharp and personal. In sub-Saharan Africa, there's less than one MRI machine for every million people; in the UK, it's about forty (1, 2). These numbers don't capture the real difference, which is whose illness is found early enough for treatment, and whose questions might go unanswered for weeks or never at all.
I keep thinking about those children and their mother, about how dignity, hope and opportunity shouldn't depend on your birthplace. The mother who sits patiently in Tanzania deserves the same swift answers as the parent who walks confidently into an NHS clinic. This isn't just about fairness in healthcare; it's about recognising that we share a common humanity that transcends borders. For high-income countries, the question isn't whether to help bridge this radiology gap, but how to do it with respect, humility and a lasting commitment to true partnership rather than charity that creates dependency.
So what is really the extent of the problem? Tanzania runs on just 5.7 radiography units per million residents, against the World Health Organisation’s (WHO) own call for at least 20 per million (3). Sub-Saharan Africa averages two radiologists per million; compare that to ninety-three for wealthier countries (4). Globally, two-thirds of people have no dependable access to diagnostic imaging at all (2). If you’ve ever watched a family wait helplessly for answers, you'll know those statistics aren’t dry; they represent heartbreak, uncertainty and lives that could have been saved if only a scan had been possible.
But the hardships don’t stop at simple numbers. Forty per cent of imaging equipment in low- and middle-income countries (LMICs) sits broken and unused, when it’s less than one percent in richer places (5). There’s a tragic routine: donated devices arrive with hope but soon gather dust as “medical equipment graveyards,” broken by missing voltage converters, incompatible plugs, or manuals written in unfamiliar languages. Uganda’s story is common, anaesthesia machines donated with high ambitions failed straightaway, and just thirteen out of twenty newborn incubators actually worked after arrival (6). In Haiti, after the earthquake, wards lined with unused CT scanners, machines that could have saved lives, were left unusable for want of training and basics like appropriate electricity (5, 6).
You might wonder, can’t something be better than nothing? The evidence says no. Well-meant gestures can backfire, reducing trust, stalling progress and even burdening already stretched clinicians. If nobody plans to train local staff or maintain the machines, the cycle of dependency and disappointment goes on.
Charity versus CollaborationProjects measured by shipments or volunteer counts are charity: short-lived, paternalistic, and unsustainable. Collaboration instead fosters local ownership through shared resources, skills, and deliberate exit strategies. True partnership ensures:
Local leadership takes over within three years, moving from dependency to autonomy
Clear and public training targets (50 radiographers certified in 18 months)
Equipment maintains over 90 percent uptime two years later
Patient-centred gains are measured and reported: faster diagnostic turnaround, earlier detection of cancers and infections, and improved survival rates for the entire community
Learning from Success: Genuine Partnerships
Have a close look at how RAD-AID International works. They don’t just deliver high-tech machines and walk away; they embed comprehensive on-site training. In both Ethiopia and Ghana, more than ninety percent of equipment was still up and running after two years, and diagnostic waits dropped from weeks to days, patients getting answers in time to matter (7, 8). Importantly, these partnerships have enabled over 120 local staff to become trainers themselves, guaranteeing continuity. And the savings are substantial: every scan interpreted on site costs $45 instead of $120 if sent elsewhere. That’s $75 per patient saved, resources which get ploughed back into local systems (7, 8).
South–South partnerships can be even more transformative. The Rology platform in Kenya and Egypt connects 180 hospitals, pooling talent across borders. In Kenya, scan reports fell from three days to a mere six hours, and diagnostic yield jumped by a quarter; sixty staff were trained in quality control in less than a year (9, 10). Here, African technology and knowledge aren’t an afterthought, but the main ingredient. There’s no need to “import” solutions that don’t fit; if you invest in what’s already working, sudden progress follows.
Don’t miss Rwanda’s lessons. After the genocide, their leaders worked with US and European universities to set up imaging “centres of excellence,” then consciously handed over operations to local authorities within five years. Now, their scanners run reliably over 95 percent of the time, and they carry out half a million exams each year, 40 percent cheaper than elsewhere in the region (11). Rwanda’s journey proves sustainable progress is rooted in self-determination.
Yet, despite these bright spots, failures are everywhere. Far too often, donated imaging gear sits idle: just 10 to 30 percent of such equipment is actually in use in sub-Saharan Africa (6). Listen to a radiographer from Ghana: “We received a CT scanner but lacked the electrical infrastructure; it sat idle for months” (12). Schemes promising training abroad can actually strip health systems of talent, as surveys show a radiographer leaves Ghana for a job abroad every two weeks, but only one in five returns home (13). These disappointments are not just unlucky. They’re what happens when good intentions lack long-term vision, and when the focus stays on donors instead of communities.
Now, step back and see what happens when you add up the impact:
RAD-AID’s approach saves $75 per scan by year two, as locally based skills and organisation take root (7, 8)
Rology slices reporting costs by two-thirds and trains staff from the same communities they serve (9, 10)
Rwanda matches world-class reliability for a fraction of the cost, while building its own leadership (11)
Patient outcome metrics, such as faster time to treatment or reduced mortality, remain the ultimate test and should be included in every future reporting framework
The conversation on teleradiology is evolving too. The latest WHO guidelines (14) demand transparent standards for security, ongoing audits, and quality in all cross-border image interpretation. The World Bank’s funding model now insists grants get matched by local money to fund maintenance and ongoing training (15). Yet, too many HIC-funded interventions still overlook long-term sustainability, with no plans to monitor or support the projects once the ribbon’s been cut.
The real test isn’t just about facts and figures. It’s in how these programmes land with the people on the ground. Consider a radiographer in Tanzania who said, “Before telepathology, patients waited weeks for results. Now we confirm diagnoses in days, and our technicians lead the process.” Not everything works the first time. One South–South collaboration attempting to transfer a PACS between West African hospitals foundered; when one site lacked enough trained engineers, the equipment was left unused for eight months.
So where do we go from here?
First, partnerships must be real: with joint governance, open goals, equal voices, and leadership handed over on a clear schedule. We need to measure what matters: not just counting the number of scans, but documenting how quickly results reach patients, whether treatment begins sooner, and how these changes actually improve lives. Share those outcomes honestly. Next, invest in training engineers and technicians where gaps are greatest, so the right skills stay within each community and problems get solved locally. Ethical recruitment should mean clear, fair agreements for anyone trained abroad, and every medical school should teach that true, lasting global health progress depends on working together, not imposing quick fixes.
When you put data, shared skills, strong local leadership, and real listening at the heart of healthcare partnerships, you carry forward the lessons learned on both sides of the world, from waiting patiently in a clinic in Tanzania to seeing the swift assurance of care in a UK hospital. That’s how the divide can start to close. If local voices guide each stage, maintenance and training are built in, and results are tracked and shared, then diagnostic imaging becomes an expectation for everyone, not a privilege for a few. This isn’t about one-off donations; it’s about dismantling barriers and building trust that lasts long after any outside support is gone. You help create a future where access to life-saving scans, whether for a child in Dar es Salaam or a pensioner in Manchester, is routine, not remarkable. That’s not charity; it’s genuine justice, meaningful partnership, and a promise that every person can count on the healthcare they deserve.
References
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National Academy of Medicine. Access to Medical Devices in Low-Income Countries. Washington DC: NAM; 2024.
WHO. Sustainability challenges in medical equipment donations to low-resource settings. Geneva: WHO; 2023.
Mwangi B, et al. Training outcomes of RAD-AID PACS implementation in Ethiopia. Med Phys Int. 2017;5(1):82–91.
RAD-AID International. Programs and Impact; 2023.
Ahmad R, et al. Leveraging teleradiology with artificial intelligence. J Med Internet Res. 2025;27(2):e45123.
VillageReach Africa. AI Innovator Spotlight: Rology; 2023.
Binagwaho A, et al. Capacity building in post-genocide Rwanda’s imaging centres. BMC Health Serv Res. 2023;23:782.
Derbew M, et al. Drivers of migration among Ghanaian radiographers. Hum Resour Health. 2024;22:45.
The Lancet. Plugging the medical brain drain. Lancet. 2022;400(10362):1463.
World Health Organization. Guidelines for Teleradiology Services. Geneva: WHO; 2024.
World Bank. Global Health Financing Framework 2024. Washington DC: World Bank; 2024.