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Hi!

Welcome to AIMedily.

A few days ago, OpenEvidence is no longer available in the European Union or the U.K. Based on the notice on the platform, the change is tied to regulatory uncertainty around AI in those regions.

It is a good reminder that in medical AI, access matters just as much as progress.

I would love to know which AI tools you use (you can reply to this email with your answer).

Now, let’s look at the most relevant papers and news from this week.

🤖 AIBytes

Patients are already turning to AI first—for navigating care, symptoms and decisions-making —especially when access to clinicians is limited.

🔬 Methods

  • Observational study of real-world AI use.

  • 617,827 health-related conversations (January 2026).

  • Global users (22% US; 45% English).

  • Conversations classified into 12 health intent categories.

  • Classification validated vs clinicians (84% agreement).

  • Analysis included:

    • Type of questions (intent)

    • Time of day

    • Device (mobile vs desktop)

    • Topic clustering (subset n=10,000)

📊 Results

  • Most queries are general health information

    • 40.8% of all conversations.

  • Personal health use is common

    • 1 in 5 conversations involve symptoms or conditions.

  • Caregiver use is significant

    • 1 in 7 symptom or condition queries are about someone else.

  • Higher-risk queries increase at night

    • Symptom questions: 10.6% → 13.4% (morning → night).

    • Emotional well-being: 3.3% → 5.2%.

  • Clear difference by device

    • Mobile: more personal use (symptoms 15.9%).

    • Desktop: more professional use (research 16.9%, paperwork 15.7%).

  • Healthcare navigation is a major reason for use

    • Many queries involve finding care, insurance, and access.

🔑 Key Takeaways

  • AI is already a first point of contact for health questions.

  • Use rises when healthcare access is lowest (evenings and nights).

  • A meaningful portion of use involves caregivers, not just patients.

  • Patients rely on AI for system navigation, not only clinical information.

  • The study shows how AI is used, not whether it improves outcomes.

🔗 Costa-Gomes B, Tolmachev P, Taysom E, et al. Public use of a generalist LLM chatbot for health queries. Nature Health. 2026. doi.org/10.1038/s44360-026-00117-x

Researchers developed a model that generates chest X-rays from text and annotations to support training and evaluation of medical AI systems.

🔬 Methods

  • Model development and evaluation study.

  • Dataset: 960,000 chest X-ray–report pairs (OpenChest).

  • Model: vision–language model.

  • Inputs:

    • radiology text (what disease is present)

    • bounding boxes (rough location of disease)

    • masks (exact shape of disease)

  • The model generates images based on these inputs.

  • Evaluated with image metrics and radiologist review.

📊 Results

  • Generated images were closer to real X-rays than prior models.

  • Radiologists became more accurate when using them.

  • Adding synthetic images improved AI performance.

  • Models trained with little real data still improved.

  • Synthetic data reproduced real-world bias patterns.

🔑 Key Takeaways

  • The model generates X-rays from clinical descriptions.

  • Synthetic data improves training with limited real data.

  • It can help test and reduce bias in AI models.

  • Clinical use still needs validation.

🔗 Ji Y, Lin D, Wang X, et al. A Generative Foundation Model for Chest Radiography. NEJM AI. 2026. https://doi.org/10.1056/AIoa2500799

🦾TechTools

  • Explores medical literature as a citation network, making it easier to see how key papers connect.

  • Helpful for finding seminal studies, reviews, and influential authors quickly.

  • Best when you want to expand on one strong paper.

  • Searches clinical trials, systematic reviews, and guidelines.

  • Finds relevant evidence fast without complex PubMed filters.

  • Useful for quick clinical lookups, while still leaving interpretation to the clinician.

📈Productivity Tool of the Week: Codex

  • OpenAI agent built to carry out work across files, tools, and workflows.

  • Can help with tasks like building, fixing, and completing projects;

  • ChatGPT helps you think, Codex helps you do.

🧬AIMedily Snaps

  • Nvidia: State of AI in Healthcare and Life Sciences: 2026 Trends (Link).

  • FDA: Announces Major Steps to Implement Real-Time Clinical Trials (Link).

  • OpenAI HealthBench Professional: Evaluating Large Language Models on Real Clinician Chats (Link).

  • AMA: AI Prior Authorization System Causing Delays in Medicare (Link).

  • Utah Medical Licensing Board calls for suspension of AI prescription renewals (Link).

  • AMA urges Congress to strengthen safeguards for AI chatbots (Link).

🧪Research Signals

  • NEJM: Trust, Scrutiny, or Collaboration? A Performance-Based Framework for Human–AI Interaction in Medicine (Link).

  • Nature: Show us the evidence for the value of medical AI (Link).

  • The Lancet: AI-based pathological model for pan-cancer lymph node metastasis detection: a multicenter diagnostic study with retrospective and prospective validation (Link).

  • Nature: DeepFAN, a transformer-based model for human–AIcollaborative assessment of incidental pulmonary nodules in CT scans: a multireader, multicase trial (Link).

  • The Lancet: Identification of drug repurposing candidates for amyotrophic lateral sclerosis using electronic health records: a retrospective cohort study (Link).

  • Nature: Seven deadly sins in AI for digital medicine (Link).

🧩TriviaRX

Which disease was the first to be eradicated worldwide through vaccination?

A) Polio
B) Smallpox
C) Measles
D) Diphtheria

Now, the answer from last week’s TriviaRX A) Excess oxygen therapy

In the 1940s and 1950s, high concentrations of supplemental oxygen in premature infants were later identified as the main cause of what was then called retrolental fibroplasia, now known as retinopathy of prematurity.

That’s it for this week.

As always, thank you for taking the time to read.

If you found something valuable here, I’d love for you to share it with a colleague who cares about where medicine is heading

📫 Forward AIMedily (I’ll be forever grateful).

Until next week.

Itzel Fer, MD PM&R

Follow me on LinkedIn | Substack | X | Instagram

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