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Digital pathology: Sharpening the edge of disease detection

At the heart of many accurate diagnosis lies pathology—the study of tissues and cells to identify the causes of diseases. The digital revolution is injecting new speed and precision into how we understand and identify diseases.

For decades, pathology has been the silent cornerstone of modern medicine. 

Hidden in laboratories, pathologists meticulously studied tissue samples under microscopes, analyzing potential disease signals cell by cell. This process was often slow, painstaking, and constrained by the location of pathologists and their labs. 

For instance, if a second opinion was needed, slides with thin sections of stained tissue have to be transported between different hospitals, sometimes across towns or even across a country. If issues arise, this can cause bottlenecks in the sample process, increase the chance of losing or even damaging the stained tissue samples,  putting the accuracy of the diagnosis at risk.. 

Digital pathology shatters these limitations. High-resolution scanners, smart software, AI tools and image analysis algorithms can now empower pathologists to view, analyze, and share images electronically. The impact on pathologists and healthcare is immediate. Digital pathology helps reduce turnaround times, decrease pending cases, and the overall workload.1

The Clinica Universidad de Navarra in Pamplona, Spain, featured in the short film below, stands as a prime example of digital pathology and the tangible benefits of this shift. 

"Better diagnoses mean a better healthcare system," states Dr. Dolores Lozano Escario, Co-Director of the Department of Pathology and Head of the Cytopathology Area at the Clínica Universidad de Navarra.

[00:00:03] Pathology is, I would say, is the centre of the medicine. Most of the diagnosis and even more important, most of the treatment plans for the patient go through pathology. My work involves the diagnosis, the understanding all the diseases by studying the cells, only cells. I love pathology in all senses. I would say every day more. We are living an exciting moment in pathology. I think Pamplona is a very nice city, a mix of old and modernity. When I have time, I like to walk to the centre of the city. Plaza del Castillo is the real heart, with plenty of people, but it's quiet, it's nice, it has history and it's relaxing. My name is Dr Lozano, but everybody calls me Lola. I'm a pathologist specialising in cytopathology and lung pathology. I'm the Director of Pathology here at the University of Navarra in Pamplona. Everything that helps us to make a better diagnosis will improve the healthcare system. With digital pathology, we can be more accurate, more precise, and can give some information, extra information to our clinician. And digital tools are very important for that. My name is Michael Rivers. -Dr Lozano. Hello. -Hi. I lead the Digital Pathology programme at Roche. Today I'm in Pamplona to meet with Dr Lozano, who is an early adopter of digital pathology technology, and really to see the impact of that in her lab. Wonderful. -Ah, this is where the team is. -Yeah. Pathology is going through a fundamental transformation. It has been historically a very manual and analogue workflow and now it's moving to something that is much more automated and fully digitised. This is a tremendous transformation that has incredible benefits for patients. Patients should expect to get their diagnostic results faster... Do you think we can make a consultation with your friend in Madrid? to ultimately get better and more complete information that will really have an impact on their outcomes. Before having digital pathology, we have to send, physically send the samples for consultation. That means that some cases can even be lost or can be damaged. When the sample comes to the department, the technician puts a sticker on it to identify the samples. Then the samples go to the grossing. The resident or the pathologist manipulates the samples in order to make a paraffin block. The samples get fixed in formalin. The next day, the technicians make this block and cut this block with the microtome. They make very thin sections. Then the sections go to the automatic stainer. And now with the digital from the stainer, they go directly to digitalisation. In our experience, digital pathology increases the pathology's productivity. We save time. Driving digital innovation, particularly in pathology, brings significant benefits. Patient samples can now be shared with experts anywhere in the world breaking down geographical barriers. With the use of digital pathology we can share cases with more expert pathologists to be more accurate and to ask in some cases, especially in difficult cases, for help. I believe the future of pathology is speed, accuracy, global collaboration for patients enabled by AI image analysis tools. One important thing also with digital pathology is the possibility to apply digital algorithms that help us to give more specific information that doesn't rely anymore on the subjectivity of our eyes on the microscope. So it relies on well-established algorithms that help us to give the clinician more exact information. It was impossible before. My hope for digital pathology probably in the future it would help us to predict something that our eye is unable to detect.

Digital pathology allows us to be more accurate, more precise, and to provide richer information to our clinical colleagues. These digital tools are essential.

Dr. Dolores Lozano Escario

Co-Director of the Department of Pathology and Head of the Cytopathology Area at the Clínica Universidad de Navarra.

Take a look at ourto learn more about how we’re helping shape this future, one diagnosis at a time.

References

  1. Comparison of the efficiency of digital pathology with the conventional methodology for the diagnosis of biopsies in an anatomical pathology laboratory in Spain, Journal of Pathology Informatics, Volume 17, 2025,100439,ISSN 2153-3539, Accessed 20 May 2025.

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