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Guillermo Rodriguez-Nava (guiro)

@grod11.bsky.social
1.7K followers 1.8K following 37 posts

Infectious Diseases physician | Hospital Epidemiologist | Denver Health (Hospital) and University of Colorado | USA ESCMID Local Champion | Passionate about diagnostic stewardship, molecular epi, and AI

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Reposted by Guillermo Rodriguez-Nava (guiro)
ASHE Journal @ashejournal.bsky.social · 13/05/2026
@grod11.bsky.social; @jlsalinas.bsky.social: Ending contact precautions for VRE did not increase transmission. Long-read genomics shows that mobile genetic elements circulate independently of strains, suggesting new priorities for prevention. doi.org/10.1017/ash....
doi.org
Impact of stopping contact precautions on vanA plasmid transmission, Northern California, 2021–2023 | Antimicrobial Stewardship & Healthcare Epidemiology | Cambridge Core
Impact of stopping contact precautions on vanA plasmid transmission, Northern California, 2021–2023 - Volume 6 Issue 1
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 27/04/2026
Proud to be a co-author with @jlsalinas.bsky.social on this @nature.com paper on healthcare-associated E. faecium. Recent ISL3 expansion may accelerate adaptation to healthcare environments, with metabolic consequences that help explain its growing clinical burden. www.nature.com/articles/s41...
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Reposted by Guillermo Rodriguez-Nava (guiro)
Jorge Luis Salinas @jlsalinas.bsky.social · 24/03/2026
Proud to share the first installment of our exploration of wastewater-based epidemiology to understand AMR transmission. Many lessons learned re:feasibility, sustainability, and promise in real-world healthcare epidemiology. www.sciencedirect.com/science/arti...
sciencedirect.com
Implementation of Wastewater-Based Epidemiology in a Northern California Acute Care Hospital: A Pilot Study, June–July 2024
To evaluate the feasibility and performance of wastewater-based healthcare epidemiology for monitoring respiratory viruses and antimicrobial resistanc…
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 15/01/2026
Now open: the EUCIC Certificate in Infection Prevention and Control (2026–2028) 🌍 A 2-year advanced program for current and future IPC leaders! 🦠 🎓 Scholarships available. 🔗 www.escmid.org/education/eu...
escmid.org
EUCIC Certification & Observership
EUCIC offers a transformative IPC training programme, built to enhance and share expertise across the globe.
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 23/12/2025
A glimpse of how I used AI (LLMs) and spaced repetition to pass the ID boards! @ashejournal.bsky.social
doi.org
From bugs to bots: learning infectious diseases in the AI era | Antimicrobial Stewardship & Healthcare Epidemiology | Cambridge Core
From bugs to bots: learning infectious diseases in the AI era - Volume 6 Issue 1
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Reposted by Guillermo Rodriguez-Nava (guiro)
Infection Control & Hospital Epidemiology @ichejournal.bsky.social · 11/11/2025
New in ICHE from @grod11.bsky.social et al: Using secure AI agents integrated within the EMR for the evaluation of blood culture appropriateness LLM agents showed: ▶️ High sensitivity (77.4%) ▶️ Low specificity (36.1%) ▶️ framing, sycophancy, & semantic cues vital #IDSky 📄: doi.org/10.1017/ice....
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 22/10/2025
You can also revisit our poster with great colleagues at the Veterans Affairs Health System! We analyzed 24-year national trends of resistant Enterobacterales and Pseudomonas in urine cultures from spinal cord injury patients. Proud of those maps I coded myself 😜 #IDWeek2025
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 22/10/2025
If you’re still around at #IDWeek2025, stop by poster 1967! If not, here it is — a workflow using LLMs on real patient data showed limited performance compared to an ID expert in adjudicating blood culture appropriateness. Check out our CLABSI paper: pmc.ncbi.nlm.nih.gov/articles/PMC...
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 21/10/2025
If you’re feeling sad that #IDWeek is coming to an end tomorrow, don’t worry, ESCMID Global is just around the corner! Abstract submissions are now open. It’s such a wonderful conference where I’ve met friends and collaborators from all over the world! www.escmid.org/congress-eve...
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Reposted by Guillermo Rodriguez-Nava (guiro)
ASHE Journal @ashejournal.bsky.social · 15/10/2025
This study evaluated oral vancomycin primary prophylaxis effectiveness in preventing C. difficile infection (CDI) in BMT patients. Bayesian Meta-analysis showed reduced CDI incidence during hospitalization. We present an innovative approach to adjust for publication bias. doi.org/10.1017/ash....
doi.org
A systematic literature review and bayesian meta-analysis of oral vancomycin primary prophylaxis for Clostridioides difficile infection in stem cell transplant patients | Antimicrobial Stewardship & Healthcare Epidemiology | Cambridge Core
A systematic literature review and bayesian meta-analysis of oral vancomycin primary prophylaxis for Clostridioides difficile infection in stem cell transplant patients - Volume 5 Issue 1
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 11/10/2025
Just realized — this is my first talk as a newly minted attending and hospital epidemiologist! Grateful to the Mile High APIC chapter for the opportunity!
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 09/10/2025
Excited to share the podium with colleagues, collaborators, and my academic grand-mentor while presenting on AI in healthcare epidemiology at the APIC Mile High Colorado Chapter!
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 08/10/2025
Couldn’t agree more! The criteria also fail to keep up with emerging molecular diagnostics, leading to unfair penalties!
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 02/10/2025
Colegas en México 🇲🇽: ESCMID busca campeones locales para difundir conocimiento en enfermedades infecciosas. Gran oportunidad para representar a México, unirse a grupos de trabajo internacionales y crecer profesionalmente. 👉 Postúlate aquí: www.escmid.org/about-us/net...
escmid.org
ESCMID Local Champions
ESCMID Local Champions are dedicated experts and advocates for ESCMID, making a significant impact in the fields of CM and ID.
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 17/09/2025
Denver Health is hiring: Medical Director of Antimicrobial Stewardship & ID physician (musculoskeletal + inpatient consults). IDSA Center of Excellence • 525-bed hospital • Univ. of Colorado training site. Details: denverhealth.wd1.myworkdayjobs.com/DHHA-Main/jo... — connect at #IDWeek!
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Reposted by Guillermo Rodriguez-Nava (guiro)
ESCMID @escmid.bsky.social · 15/07/2025
📣Open call ESCMID is creating a brand-new #Vaccines Subcommittee. 💉 We are looking for a director to establish this new subcommittee including defining the strategic directives. Interested persons can review the call document: www.escmid.org/about... #IDSky #MedSky #clinmicro
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 30/04/2025
Couldn’t ask for a better way to close out my trainee years than highlighting our work at #SHEASpring2025 — from idea generation to funding, to grabbing wastewater and running tests. Learned epi, IPC, comms, and more! Thanks to @jlsalinas.bsky.social for being the best mentor I could ask for!
https://infectionprevention.stanford.edu/https://infectionprevention.stanford.edu/https://infectionprevention.stanford.edu/https://infectionprevention.stanford.edu/
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Reposted by Guillermo Rodriguez-Nava (guiro)
Jorge Luis Salinas @jlsalinas.bsky.social · 29/04/2025
Proud of @grod11.bsky.social he gave two oral presentations on his molecular and wastewater-based hospital epidemiology work at #SheaSpring2025 @stanfordmedicine.bsky.social
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Reposted by Guillermo Rodriguez-Nava (guiro)
Alex Sundermann, DrPH @sundermannaj.bsky.social · 28/04/2025
@grod11.bsky.social talking about long-read WGS to discern pre/post contact precautions of transmission of VRE in blood 👏🏻👏🏻👏🏻 #SHEASpring2025
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 11/03/2025
Excited to be appointed as the ESCMID Local Champion for the U.S. for the next three years! After many rewarding experiences, I look forward to promoting ESCMID Global and championing infectious diseases—especially the often-overlooked field of healthcare epidemiology!
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 27/01/2025
Facing the blood culture shortage, we implemented an order alert and restricted repeat cultures within 72 hours to high-yield indications. Spearheaded by our incredible micro lab and supported by our 2-year stewardship initiative, details here: doi.org/10.1128/jcm....
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Reposted by Guillermo Rodriguez-Nava (guiro)
Antibiotic Steward 🅱️C🆔🅿️🌟 @absteward.bsky.social · 15/01/2025
🆕💫Large scale multicenter study in US BC use was associated with unit type, hospital bed size & region Highest bld cx use: Medical ICUs Single blood culture & positive blood culture rates were below 10% across all 4 unit types( medical/surgical ICU/Ws) #idsky #EMIMCC jamanetwork.com/journals/jam...
jamanetwork.com
Blood Culture Use in Medical and Surgical Intensive Care Units and Wards
This cross-sectional study describes blood culture use in US hospital intensive care units and wards.
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 20/12/2024
Up to 79% of providers order blood cultures without evaluating the patient first—lots of room to improve! Honored to collaborate on this national study, led by Johns Hopkins, exploring blood culture practices across 8 US academic institutions. doi.org/10.1017/ice....
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Reposted by Guillermo Rodriguez-Nava (guiro)
Alex Sundermann, DrPH @sundermannaj.bsky.social · 18/12/2024
@jlsalinas.bsky.social loving these approaches to test LLMs for IP&C! Very straightforward and very detailed. Love the supplement info
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Reposted by Guillermo Rodriguez-Nava (guiro)
Infection Control & Hospital Epidemiology @ichejournal.bsky.social · 18/12/2024
🆕 LLM for IP&C Inquiries: Authors investigated four LLM AI tools’ accuracy. Most provided acceptable answers to IP&C questions. Their use to supplement IP&C consults should be further explored. @kbrustepi.bsky.social, @grod11.bsky.social, @jlsalinas.bsky.social #IDSky 📄: doi.org/10.1017/ice....
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 15/12/2024
Bayesian reasoning is fun.
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 12/12/2024
LLMs won’t take our jobs, but learning to work with them is the future. And no, not all LLMs are made equal! In this great collaboration, we tested LLMs for helping infection preventionists—GPT-4 outshined GPT-3.5, Microsoft Copilot, and OpenEvidence @jlsalinas.bsky.social doi.org/10.1017/ice....
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 05/12/2024
Welcome to the new Stanford Infectious Disease fellowship class! Excited for you to learn, grow, and have fun in Silicon Valley
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Reposted by Guillermo Rodriguez-Nava (guiro)
Mike Morrison @mikemorrison.bsky.social · 18/11/2024
The readability of scientific articles went down over time. Should we thank "sounding important for the journal" for this trend? Or deeper niche-specialization? 📄Source: buff.ly/4hj40HI
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 15/11/2024
Honored to be part of the Stanford Health Care team recognized with the Malinda Mitchell Award for Quality. Through collaboration, including blood culture stewardship I led with great support from @jlsalinas.bsky.social and others, we made a real impact on reducing CLABSI. Proud of our team’s work!
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 14/11/2024
A picture is worth a 1000 words! My biggest pet peeve? Slides with a 1000 and zero images. Pro tip: I use ChatGPT to create visuals for my talks—no coding skills needed most of the time. Occasionally, I do need to tweak the code to improve the images!
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 13/11/2024
A bit out of my comfort zone as a healthcare epidemiologist discussing novel therapeutics for resistant Gram-negative infections, but excited for the opportunity!
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 12/11/2024
Stanford ID has an abundance of cool cases, great people, and, most importantly, food for the faculty, fellows, and trainees! 😝
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Reposted by Guillermo Rodriguez-Nava (guiro)
ESCMID @escmid.bsky.social · 12/11/2024
We are happy to be expanding our reach into the wide open Bluesky! Be sure to follow us for all updates on our Society and on the upcoming #ESCMIDGlobal 2025. #IDsky #medsky
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 12/11/2024
I came across this beautiful paper on aerosol generation (or lack thereof, haha) during routine patient care activities. Only nebulizations were linked to significant aerosol production. Interesting note: bronchoscopy without nebs showed no significant aerosols. doi.org/10.1093/cid/...
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 11/11/2024
Feels nice to follow back people that follows me without worrying about bots
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 10/11/2024
Ironically, my first peer-reviewed publication that wasn’t a case report was on the safety of the MMR vaccine using publicly available data—prompted by a rise in disinformation during a measles outbreak and selected as editor’s choice in OFID. academic.oup.com/ofid/article...
academic.oup.com
MMR Vaccine Adverse Drug Reactions Reports in the CDC WONDER System, 1989–2019
Dissemination of misleading information regarding vaccine safety has contributed to the reduction in vaccination rates and the resurgence of diseases once
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Reposted by Guillermo Rodriguez-Nava (guiro)
Jorge Luis Salinas @jlsalinas.bsky.social · 09/11/2024
Stop routine use of contact precautions for SARS-CoV-2 infection care www.cambridge.org/core/journal...
cambridge.org
Reconsidering the routine use of contact precautions in preventing the transmission of severe acute respiratory coronavirus virus 2 (SARS-CoV-2) in healthcare settings | Infection Control & Hospit...
Reconsidering the routine use of contact precautions in preventing the transmission of severe acute respiratory coronavirus virus 2 (SARS-CoV-2) in healthcare settings - Volume 44 Issue 6
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Reposted by Guillermo Rodriguez-Nava (guiro)
Jorge Luis Salinas @jlsalinas.bsky.social · 09/11/2024
I’ll start highlighting our recent work on LLMs for CLABSI surveillance www.cambridge.org/core/journal...
cambridge.org
Performance of a large language model for identifying central line-associated bloodstream infections (CLABSI) using real clinical notes | Infection Control & Hospital Epidemiology | Cambridge Core
Performance of a large language model for identifying central line-associated bloodstream infections (CLABSI) using real clinical notes
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Reposted by Guillermo Rodriguez-Nava (guiro)
Ilan Schwartz @germhuntermd.bsky.social · 10/11/2024
IDSky continues to grow rapidly We are now >300 users, which means we are on a third Starter Pack IDSky Starter Pack 1 go.bsky.app/LnAQjdq IDSky Starter Pack 2 go.bsky.app/JNfSvQT ID Starter Pack 3 go.bsky.app/FeogT7o Check back on the most recent one often as it is updated frequently
#IDSky Starter Pack heading with 7 photos of users IDSky Starter Pack 2 heading IDSky Starter Pack 3 header
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Guillermo Rodriguez-Nava (guiro) @grod11.bsky.social · 10/11/2024
print(‘Hello World!’)
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