The history and importance of AI in our medical sector

History of AI

The idea Artificial Intelligence (AI) was first conceived in the 1950 by Alan Turning in his book Computers and intelligence. He created what we know as the turing test, a way of figuring out if computers are capable of human intelligence. Now in the modern world we know AI to be very powerful such as tools like chat gpt becoming an almost search engine with a brain to Machine learning that can help us predict ‘unknown’ outcomes like human behaviour. Like with most technologies medicine has been riding the cutting edge with AI and ever since the early days of AI has been trying to work with it and adopt it into its sector.

DocterWorkingWithTech

AI in the 1950s

The first AI were focused on making decisions and abilities humans could already make, such as robotic arms or chatterbots. In this early period a important job was done, digitising data set the foundation of future utilisation within medicine and the creation of a web-based search engine built around medicine. This led to a later acceleration of biomedicine due to this large amount of data being easily accessible for not only humans but the artificial intelligence to come.

AI from 1970-2000

During this time we come across what is known as the first ‘AI winter’. This is when AI projects had investment defunded and the interest in it dropped. This was due to a number of factors but one of the most important is the limited computer power available. However it is worth noting there were some advancements made within this time period: In 1973 a time shared computer system was created which enhanced communication for biomedical institutions that meant that advancements and information could be done efficiently. One of the first consultation programs was made during this time using the CASNET model. This model could apply information about a specific disease and provide doctors information on how they could treat them. To build on from this another system was built in 1986 called DXplain, another decision support system conceived by the University of Massachusetts. This program could take information about specific diseases and apply them to around 500 diseases and then up to 2400. When we hit the 1990s we found interest in Machine learning was renewed and the medical world set the stage for modern ML.

How is AI used?

Now we reach the modern age where AI runs the headlines with chat gpt disrupting many sectors. One of the sectors AI is shaking up is medicine where AI has become a tool to carry us to an increase in lifespan.
The examples of how this is done is shown below:

The demand for experts to diagnose patients is high to help reduce the strain these doctors have.
Advances in machine learning have made diagnostics quicker and cheaper hence means that life saving decisions can be made by doctors.
DiagnoseDiseases

Making medical drugs is notoriously expensive so by integrating AI into the process we can reduce millions of investment needed.
The way this is done by AI is by quickly:
  • Discover drug candidates
  • Identify targets for intervention
  • Speed up clinical trials
  • Find Biomarkers for diagnosing the disease
DrugDevelopment

The way different people respond to drugs is different therefore by being able to understand the patients characteristics we can make decisions to increase their lifespan. To do this we use AI to cross-reference similar patients and compare treatments and outcomes.
personalisedCare

A system called CRISPR-Cas9 System is used in gene editing and is a huge leap forward for us to be able to do it cost effectively.
Machine learning is paving the way for us to be able to edit every region of human DNA.
GeneEditing

Conclusion

Although some may say that the overall progression of technology into the future is a bad thing, the asset that computer science has provided to the medical industry cannot go unnoticed. We have seen advancements in diagnosis technology being able to locate rare diseases patients may have saving lives quickly. This goes hand in hand with AI ability to personalise treatment for patients. This has meant that we can optimise the lifespan of the human race and in turn improve our living conditions. As we look to the future we may find that AI becomes a tool as common as the calculator and with this change we may find health sectors becoming a higher standard for us.

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