Joseph Marcus
josephmarcusid.medsky.social
Joseph Marcus
@josephmarcusid.medsky.social
Infectious Diseases MD, parent, lifelong learner, opinions are my own

Interests: Getting trainees excited about ID/Research, ECMO infections, STIs, and Transfusion-Transmitted Infections

https://scholar.usuhs.edu/en/persons/joseph-marcus
If this data sounds familiar, you may have talked to IM resident, Dr. Powers (who will be starting ID fellowship this summer!!), at @idweek.bsky.social 2025 in Los Angeles!
January 27, 2026 at 2:38 AM
For Active Duty w/ CT:

-Only 1-2 reported contacts in last 3 months (69% only had one partner)
-Those in training more likely to have military partner than those who completed training

Data such as this should inform our screening practices and suggests benefits of wider testing
January 26, 2026 at 12:09 PM
Maybe there is a role for AMBITION dosing in US hospitals?
January 25, 2026 at 2:02 AM
💯

From Hojat: “Demand a culture of mutual respect. Adopt a code of conduct that promotes accountability and mutual respect. Immediately address confrontational behavior and ad hominem criticisms, and re-orient…the shared goal of discussing merits of the data”

Also not addressed in ATS rebuttal.
January 24, 2026 at 9:58 PM
While only a single case, it does highlight the need for more studies of ART dosing in ECMO
January 23, 2026 at 3:31 AM
“Patient grabbing an Octopus vulgaris ; this photograph was coincidentally taken at the moment of the described bite.”

Oh my.
January 23, 2026 at 2:01 AM
The quiz question at the end of your blog led me to lookup rabies in 🇧🇷…much less prevalent than I would have guessed:

pmc.ncbi.nlm.nih.gov/articles/PMC...
Fifty Years of the National Rabies Control Program in Brazil under the One Health Perspective
In 1973, the National Rabies Program was created in Brazil through an agreement between the Ministry of Health and Agriculture. Since its beginning, it developed integrated action through access to free post-exposure prophylaxis (PEP) for people at ...
pmc.ncbi.nlm.nih.gov
January 22, 2026 at 3:27 AM
Congratulations!
January 10, 2026 at 12:50 AM
Visual abstract and full text released today:

rdcu.be/eYkrL
January 9, 2026 at 1:50 PM
Tropical infections with no reported ECMO use+ unlikely to be beneficial: African trypanosomiasis, Buruli ulcer,
Chromoblastomycosis, Dracunculiasis, Hookworm, Leishmaniasis, Leprosy, Lymphatic filariasis, Mycetoma, Noma, Onchocerciasis, Rabies, Taeniasis, Trachoma, Trichuriasis, VHF, Yellow Fever
January 3, 2026 at 4:29 PM
Tropical infections with no reported ECMO use and likely to be beneficial due to primary ❤️ or 🫁 failure: Chikungunya, Paracoccidioidomycosis, Paragonimiasis, Schistosomiasis and Trematodiases
January 3, 2026 at 4:29 PM