Ian Carmody
Introduction
As a foundation doctor rotating through medical and surgical wards, I didn’t expect vision to feature heavily in my day-to-day work. Yet again and again, patients taught me that sight loss is never just about the eye. It changed how people lived — and how they made decisions about their health — in ways I hadn’t really noticed before.
Vision loss is a growing public health issue. More than two million people in the UK are currently living with sight loss, a figure expected to double by 2050 (1). The RNIB highlights that loss of vision often leads to reduced social participation, increased depression, and reduced physical activity (2). These realities became clear to me not through statistics, but through the stories of patients on the ward.
Withdrawal and isolation
One patient admitted with shortness of breath quietly mentioned she no longer read the newspaper. Her eyesight had deteriorated with advanced cataracts, and although the breathlessness was the reason for admission, it was her vision that dominated her thoughts. She had started relying on the radio for company and rarely left the house. What struck me wasn’t just the clinical side of cataracts, but how her sight loss had quietly pulled her away from the world around her.
Visual impairment is closely linked to social withdrawal, depression, and reduced independence (3). Yet these consequences are often hidden behind the presenting complaint. Seeing this in practice made me realise that ophthalmic problems often shape hospital admissions in ways we don’t document.
A wake-up call
Another patient with poorly controlled diabetes came in with an infection. During our conversations he admitted that his retinopathy had recently worsened, and that he had been warned about the risk of permanent sight loss. Unlike the previous example, this deterioration seemed to act as a wake-up call.
He told me he had cut sugar out of his tea for the first time in years, started walking daily with his wife after meals, and set alarms on his phone to remind him about insulin doses. His sudden discipline with food, tablets, and daily walks wasn’t driven by numbers on a chart — it came from something much more tangible: the fear of losing his sight.
This pattern is supported by research showing that vision loss or threat of vision loss can motivate significant lifestyle change, especially in diabetes management (4). In his case, ophthalmic complications became the turning point that finally made health feel personal.
Protective behaviours
Not all adaptations were positive. On the Surgical Assessment Unit I met a man with longstanding AMD who had gradually disengaged from ophthalmology follow-up. “What’s the point?” he said. “I can’t see much anyway.” His vision loss had pushed him towards avoidance. In his case, not attending appointments and refusing referrals were a way of protecting himself from the distress of hearing more bad news.
The avoidance made sense, humanly speaking — even if it left him at greater clinical risk. Studies have shown that emotional responses to sight loss, such as denial or fear, often lead to disengagement from care (5). Seeing these different reactions side by side — determination in one patient, avoidance in another — made me realise how unpredictable behaviour change can be.
Reflections on behaviour
These encounters revealed to me how vision loss becomes a catalyst for behavioural change, though not always in predictable directions. Some patients find a spark of determination; others retreat — and a few move between the two, depending on the day. The loss or threat of vision reshapes how people eat, move, and connect with others, as well as how they engage with healthcare.
Asking about vision stopped being just a check for eye disease — it often opened up stories about resilience, frustration, or quiet acceptance that explained far more than the diagnosis.
It also made me see that vision loss can pull people in opposite directions — it can be a threat, or strangely, a turning point. For some, like the patient with diabetic retinopathy, it was the jolt that prompted lifestyle change. For others, like the gentleman with AMD, it was the burden that tipped them into resignation. Both responses are human — and both made me realise how important empathy is in understanding patient choices.
Conclusion
As clinicians, we often focus on the measurable: blood sugars, oxygen saturations, visual acuity scores. But my time on the wards showed me that numbers rarely change behaviour — experiences do. And few experiences seem to change people quite as much as losing sight.
These ward encounters showed me that vision loss doesn’t just affect what patients can or cannot see — it shapes the choices they make about how to live. Sometimes it drives people to fight harder; sometimes it makes them pull away. But it always shows something deeply human.
Recognising these patterns helps us move beyond pathology to understand the person behind it. Vision loss is not only an ophthalmic issue — it reveals how people respond to change, vulnerability, and uncertainty.
For me, those conversations were some of the first times medicine felt less about fixing and more about understanding. That perspective has been one of the most unexpected and important lessons of my foundation years.
References
- Royal National Institute of Blind People. The State of the Nation: Eye Health 2023. London: RNIB; 2023. Available from: https://www.rnib.org.uk
- RNIB. Sight loss data tool: Key statistics. London: RNIB; 2024. Available from: https://www.rnib.org.uk/professionals
- Crews JE, Campbell VA. Vision impairment and hearing loss among community-dwelling older Americans: implications for health and functioning. Am J Public Health. 2004;94(5):823-9.
- Dirani M, Crowston JG, Van Wijngaarden P, et al. Determinants of quality of life in adults with diabetes-related vision loss. Qual Life Res. 2010;19(8):1201-8.
- Nyman SR, Dibb B, Victor CR, Gosney MA. Emotional well-being and adjustment to vision loss in later life: a meta-synthesis of qualitative studies. Disabil Rehabil. 2012;34(12):971-81.