AI's Impact on the Future of Healthcare

    AI's Impact on the Future of Healthcare

    Z
    @ZakTheK
    4 Followers
    5 months ago 357

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    AI and Healthcare
THE MUDDY FUTURE
Zak Kohane
Department of Biomedical Informatics 
Harvard Medical School
October 4th, 2023
    1/24
    Highlights
• Why the excitement?
• Reminder of a few of the potholes.
• Interesting ways forward for infectious disease.
    2/24
    UDN1
3
Worsening dystonia
(not walking, not speaking)
L-Dopa
Folinic Acid
5-hydroytryptophan
GTP cyclohydrolase I deficiency
Walking, talking!
    3/24
    Present
    4/24
    5
DEPARTMENT OF
Biomedical Informatics
Trend in USLME over 2 years
    5/24
    6
DEPARTMENT OF
Biomedical Informatics
Trial Path
Trial
    6/24
    7
DEPARTMENT OF
Biomedical Informatics
Trainee path
Trainee
    7/24
    8
DEPARTMENT OF
Biomedical Informatics
Trochbearer Dr. House
Torchbearer
    8/24
    9
DEPARTMENT OF
Biomedical Informatics
9
    9/24
    10
DEPARTMENT OF
Biomedical Informatics
When does Medicine succumb to 
AlphaZero?
• Deterministic.
• Fully observed.
• The action space is discrete.
• Access to a 
perfect simulator (the game 
itself), so the effects of any 
action are known exactly. 
• Each episode/game is 
relatively short.
• Evaluation is clear, fast and 
allows a lot of trial-anderror experience.
• Huge datasets of human play.
• NOT physiology
• NOT disease course
• NOT drug response
• NOT surgery
• So…. What might succumb…? Which 
medical ‘game’ fits the criteria….?
•
    10/24
    11
DEPARTMENT OF
Biomedical Informatics
25% of US Healthcare Costs
11
NBER Economics of Artificial Intelligence Conference, September 2022. 
Nikhil R. Sahni, George Stein, Rodney Zemmel, and David Cutler
    11/24
    12
DEPARTMENT OF
Biomedical Informatics
Primary care shortage between 
17,800 and 48,000 
• AAMC report
• Retirements 
getting worse 
with COVID and 
burnout.
    12/24
    13
DEPARTMENT OF
Biomedical Informatics
Not just a 
US Problem
    13/24
    14
DEPARTMENT OF
Biomedical Informatics
+
14
AI?
    14/24
    15
DEPARTMENT OF
Biomedical Informatics
15
    15/24
    16
DEPARTMENT OF
Biomedical Informatics
    16/24
    17
DEPARTMENT OF
Biomedical Informatics
4 weeks later: CovidClinical.net & 
medRxiv…Nature Digitial Medicine
    17/24
    18
DEPARTMENT OF
Biomedical Informatics
• Early evidence of major 
pathologies
• Countries more similar than 
sites within them
Meanwhile…
    18/24
    19
DEPARTMENT OF
Biomedical Informatics
    19/24
    20
DEPARTMENT OF
Biomedical Informatics
Fundamental antecedent questions 
to inform policy
20
Whose utilities are 
maximized?
Whose medicine is 
authoritative?
Dyad to Triad: Distinct 
New Party ?
Who controls 
incorporation of patient 
data into model?
Should consumers have 
access to medical advice 
directly?
Who funds?
    20/24
    21
DEPARTMENT OF
Biomedical Informatics
21
    21/24
    22
DEPARTMENT OF
Biomedical Informatics
22
    22/24
    23
DEPARTMENT OF
Biomedical Informatics
Implications
• Sea-change in healthcare with AI
º Faster than regulation
º Faster than education
• Acceleration of clinical and basic research
• Data + computational resources are obvious king.
• Globalization paths
• Increases dangers of non-quant data exploration.
• Urgency of exploration by educators and science 
leaders
23
    23/24
    24
DEPARTMENT OF
Biomedical Informatics
NEJM AI
    24/24

    AI's Impact on the Future of Healthcare

    • 1. AI and Healthcare THE MUDDY FUTURE Zak Kohane Department of Biomedical Informatics Harvard Medical School October 4th, 2023
    • 2. Highlights • Why the excitement? • Reminder of a few of the potholes. • Interesting ways forward for infectious disease.
    • 3. UDN1 3 Worsening dystonia (not walking, not speaking) L-Dopa Folinic Acid 5-hydroytryptophan GTP cyclohydrolase I deficiency Walking, talking!
    • 4. Present
    • 5. 5 DEPARTMENT OF Biomedical Informatics Trend in USLME over 2 years
    • 6. 6 DEPARTMENT OF Biomedical Informatics Trial Path Trial
    • 7. 7 DEPARTMENT OF Biomedical Informatics Trainee path Trainee
    • 8. 8 DEPARTMENT OF Biomedical Informatics Trochbearer Dr. House Torchbearer
    • 9. 9 DEPARTMENT OF Biomedical Informatics 9
    • 10. 10 DEPARTMENT OF Biomedical Informatics When does Medicine succumb to AlphaZero? • Deterministic. • Fully observed. • The action space is discrete. • Access to a perfect simulator (the game itself), so the effects of any action are known exactly. • Each episode/game is relatively short. • Evaluation is clear, fast and allows a lot of trial-anderror experience. • Huge datasets of human play. • NOT physiology • NOT disease course • NOT drug response • NOT surgery • So…. What might succumb…? Which medical ‘game’ fits the criteria….? •
    • 11. 11 DEPARTMENT OF Biomedical Informatics 25% of US Healthcare Costs 11 NBER Economics of Artificial Intelligence Conference, September 2022. Nikhil R. Sahni, George Stein, Rodney Zemmel, and David Cutler
    • 12. 12 DEPARTMENT OF Biomedical Informatics Primary care shortage between 17,800 and 48,000 • AAMC report • Retirements getting worse with COVID and burnout.
    • 13. 13 DEPARTMENT OF Biomedical Informatics Not just a US Problem
    • 14. 14 DEPARTMENT OF Biomedical Informatics + 14 AI?
    • 15. 15 DEPARTMENT OF Biomedical Informatics 15
    • 16. 16 DEPARTMENT OF Biomedical Informatics
    • 17. 17 DEPARTMENT OF Biomedical Informatics 4 weeks later: CovidClinical.net & medRxiv…Nature Digitial Medicine
    • 18. 18 DEPARTMENT OF Biomedical Informatics • Early evidence of major pathologies • Countries more similar than sites within them Meanwhile…
    • 19. 19 DEPARTMENT OF Biomedical Informatics
    • 20. 20 DEPARTMENT OF Biomedical Informatics Fundamental antecedent questions to inform policy 20 Whose utilities are maximized? Whose medicine is authoritative? Dyad to Triad: Distinct New Party ? Who controls incorporation of patient data into model? Should consumers have access to medical advice directly? Who funds?
    • 21. 21 DEPARTMENT OF Biomedical Informatics 21
    • 22. 22 DEPARTMENT OF Biomedical Informatics 22
    • 23. 23 DEPARTMENT OF Biomedical Informatics Implications • Sea-change in healthcare with AI º Faster than regulation º Faster than education • Acceleration of clinical and basic research • Data + computational resources are obvious king. • Globalization paths • Increases dangers of non-quant data exploration. • Urgency of exploration by educators and science leaders 23
    • 24. 24 DEPARTMENT OF Biomedical Informatics NEJM AI


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