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Johnathan R Lex Profile
Johnathan R Lex

@DrJRLex

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Following
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200

Orthopaedic Surgery Resident + Surgeon Scientist @UofT Biomed Engineering @AAHKS_YAG Committee Healthcare Efficiency, Optimization, Innovation https://t.co/NgbdXTdkAw

Toronto, Ontario
Joined October 2017
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@AAHKS_YAG
AAHKS Young Arthroplasty Group
2 years
Residents: YAG has published our "Comprehensive Arthroplasty Resource Guide for Residents”, a guide of articles, videos, textbooks, courses and research resources covering all you need to know about hip and knee arthroplasty.
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@PrecisionOSVR
PrecisionOS
2 years
Exciting news from the team at PrecisionOS! A unique randomized trial conducted by a team of esteemed researchers from the University of Toronto has revealed that PrecisionOS technology is as effective as traditional cadavers in teaching anatomy. https://t.co/juZqkfKbMU
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@jointdocShields
John Shields, MD, FAAOS
2 years
Should we be fixing femoral neck fractures at all? Great presentation at @AAHKS #AAHKS2023 Mortality and re-operation higher with internal fixation
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@AAHKS_YAG
AAHKS Young Arthroplasty Group
2 years
Great debate on technology in TKA to close out #AAHKS2023 @ACR_MD @HipSurgeryNYC Charles Hannon Adolph Lombardi
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@BoneJointOpen
Bone & Joint Open
2 years
COVID-19-positive patients undergoing orthopaedic surgery have higher rates of diabetes, heart failure, & pulmonary disease, as well as higher rates of several postoperative adverse events. #Ortho #COVID19 #BJO @MichaelRMercier @RobKoucheki @DrJRLex https://t.co/ArjgJgt7by
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@DrJRLex
Johnathan R Lex
2 years
Presenting results from @HRHealth_ using @intellijoint navigation to implant THAs via the DAA @ISTA_meeting
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@MSkLab1
MSk Lab
2 years
Prof Cobb receiving the prestigious HAP Paul Award at @ISTA_meeting for his team's clinical trial of 250 patients who have undergone ceramic cementless hip resurfacing
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@AAHKS_YAG
AAHKS Young Arthroplasty Group
2 years
🦴📝📅 The @AAHKS_YAG June 2023 @JArthroplasty Articles of the Month: 1)
@JArthroplasty
The Journal of Arthroplasty
2 years
Morbidly obese patients with MetS had longer LOS and higher discharges to SNFs. 90d complications, readmissions, revision rates, and PROMs were similar. https://t.co/EBmGU9WWLb #VA by @DrJRLex
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@DrJRLex
Johnathan R Lex
3 years
Sporting the new @AAHKS_YAG socks to Sunnybrook visiting Prof rounds. “To not or not to bot” presented by @DrMcLawhorn from @HSpecialSurgery
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@ACEJointHealth
JointHealth
3 years
JointHealth™ express - #ArthritisAtHome Ep.166 – Creation of a comprehensive large-scale total joint arthroplasty database to enable advanced predictive analytics. Watch now! https://t.co/Ddk9R7bOEE @DrJRLex @Sunnybrook @ArthritisSoc @Arthritis_ARC @GLADCanada @VCHArthritis
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@DrJRLex
Johnathan R Lex
3 years
PrecisionOS taking the next step towards integrating virtual reality into surgical training programs with their new VR Curriculum https://t.co/gA6ZUBcZMb @PrecisionOSVR #VirtualReality #MedEd #orthotwitter
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@JAMANetworkOpen
JAMA Network Open
3 years
#AI models have similar error rates for hip fracture diagnosis compared to expert clinicians. #MachineLearning models have minimal advantage of over traditional regression techniques for predicting postoperative outcomes. @DrJRLex @Sunnybrook
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@DrJRLex
Johnathan R Lex
3 years
Hopefully, specific "knowledge-based" requests like this will be improved once model can be linked to search engines and actively search the internet Issue identified by @samkeshen #MedTwitter #ai @OpenAI
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@DrJRLex
Johnathan R Lex
3 years
This is a representation of a "Hallucination" The model making up non-existing info to complete the task. Derived from how model was trained: by being required to fill in the next missing word Detailed nicely here:
assemblyai.com
Since its release, the public has been playing with ChatGPT and seeing what it can do, but how does ChatGPT actually work? While the details of its inner workings have not been published, we can...
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@DrJRLex
Johnathan R Lex
3 years
As more people rely on #ChatGPT important to understand how it works. Excellent example of the differences in capability (high in this case, references in correct format) vs. alignment (low, not generating exactly what we want) which define large language model success.
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@DrJRLex
Johnathan R Lex
3 years
For the first example: Incorrect authors, publication year, journal, volume, issue, pages, DOI. Others: the authors often correct, but journal, issue, pages, DOI often incorrect.
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@DrJRLex
Johnathan R Lex
3 years
⚠️ Caution for those using #ChatGPT to generate academic references While they may look/be formatted correct, they're almost always partially incorrect An example:
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@EricTopol
Eric Topol
3 years
Good to see the first #AI randomized controlled trial for enhanced chest X-ray detection of lung nodules in screening >10,000 patients (single center) https://t.co/CIV7sX79y4 @radiology_rsna
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@AmandaMayo
Amanda Mayo
3 years
Use of virtual reality for the management of phantom limb pain: a systematic review - thanks Ortho colleagues for having me join - definitely need to study and try more VR
Tweet card summary image
tandfonline.com
To summarize the research on the effectiveness of virtual reality (VR) therapy for the management of phantom limb pain (PLP).Three databases (SCOPUS, Ovid Embase, and Ovid MEDLINE) were searched fo...
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