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Posts by Shiva Narayanan

The THRIVE Program at the University of Maryland is looking for a HIV/ID Nurse Practitioner who wants to do meaningful, patient-centered work in a truly mission-driven setting.🔗 Apply here: umb.taleo.net/careersectio... . #HIVCare #InfectiousDiseases #PublicHealth #Baltimore #HealthcareJobs

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Lumbar Puncture Frequency and Patient Survival Among Persons Hospitalized with Cryptococcal Meningitis in the United States Abstract. Elevated intracranial pressure contributes to high mortality in cryptococcal meningitis. We evaluated the association between therapeutic lumbar

🚨A new study by incoming fellow Dr. Okuno, mentored by faculty Dr. Boulware and Dr. Bahr, evaluates the association between therapeutic LPs and survival in patients with Cryptococcal Meningitis.

The Findings: repeat LPs are a life-saving intervention across diverse patient populations. #IDSky

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Measles Outbreak — New Mexico, 2025 This report describes a measles outbreak in New Mexico ...

MMWR this week covering the New Mexico measles outbreak and urging vaccination…

www.cdc.gov/mmwr/volumes... #IDSky

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That said when policy or implementation disadvantages health access to a majority of people you might see or provide care to I don’t see why it would be wrong to say this is not fair or appropriate, when asked

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An HIV Outbreak in Maine Shows the Risk of Trump’s Crackdown on Homelessness and Drug Use - KFF Health News Public health experts and advocates say the outbreak has been fueled by a confluence of local factors, including the sweeping of a homeless encampment and shuttering of a sterile-syringe program. But ...

Ah. What a disaster. This is like back to the past. #HIV #harmreduction kffhealthnews.org/news/article...

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Proof to start to abandon this practice academic.oup.com/cid/advance-...

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‘Tortured phrases’ give away fabricated research papers Analysis reveals that strange turns of phrase may indicate foul play in science.

I love how GPT turns Amelia Bedelia in converting random value to irregular esteem....:-) #medsky www.nature.com/articles/d41...

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Their nearly total freedom to determine the context of their professional activities and their own standards within this context, especially in the private office where much of medicine is practiced, precludes any rational conviction about the effects of their efforts.”

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“To say that physicians are good or bad would be to imply that there are well-accepted standards of performance and random audits to judge them by; but there are none.

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Great piece @patrickching.bsky.social

2 months ago 1 0 0 0
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I guess these are imprinted beliefs, with overwhelming
motivation to be contrarian as against questioning ourselves , difficult to reason with.

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I remember reading Kary Mullis’ foreword to that book and it is fascinating how when people become obsessed with an idea beyond its individual merit they become ego defensive feeding their own confirmation biases

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Agree @paulsaxmd.bsky.social . I wish more people would sign up

3 months ago 0 0 0 0
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Lymphocytes

xkcd.com/2749

3 months ago 1 0 0 0

You should apply to write questions for the ABIM. They need question writers.

3 months ago 1 0 1 0
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A third generation cephalosporin found its way into the #nytimes puzzle section today #IDsky #medsky

3 months ago 2 0 0 0

Correction 1.2MU

3 months ago 0 0 0 0
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➡️Can we do 2 doses instead of 3?
➡️More importantly, what is late latent syphilis in PLWHIV? Is it one year? 6 months? No prior titers?
➡️With Benzathine penicillin shortages, I think this is not moot.

3 months ago 0 0 0 0

So what can we conclude?
➡️The 3-dose late latent syphilis regimen is built on an assumed treponemicidal level.
➡️ There is no data about this dosing in the HIV era!!
➡️There are differences in PCNG levels in young vs old populations. (PCN is renally excreted). Perhaps one dose is ok in older pts?🤔

3 months ago 0 0 1 0
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Inadvertent Use of Bicillin® C-R to Treat Syphilis Infection --- Los Angeles, California, 1999–2004 An official website of the United States government

In CA/MD when there was inadvertent administration of Bicillin CR instead of Bicillin LA treatment failure rates were not significantly different between patients despite Bicillin CR containing only half the recommended dose of benzathine penicillin G pmc.ncbi.nlm.nih.gov/articles/PMC...

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More recent PK simulations suggest levels may dip below 0.02 µg/mL around 2 weeks — but those models often use 1.2 MU, not the 2.4 MU dose used for syphilis (PMID 25182635)

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PK data for BPG:
• Young adults, single 2.4 MU dose:
– 0.2 µg/mL at 48h--> – 0.05 µg/mL at 6 days-->– 0.02 µg/mL at ~13 days. Elderly adults, same dose:
– ~0.04 µg/mL still present at 20 days
So a single 1.2MU BPG dose maintains “rheumatic-fever-level” penicillin for ~2–3 weeks, depending on age.

3 months ago 0 0 2 0

To anchor this to something better studied: rheumatic fever prophylaxis.

For decades, the accepted minimum effective penicillin level to suppress group A strep is ~0.02 µg/mL.
→ That’s why BPG is dosed every 4 weeks, with q3-week dosing only in higher-risk populations.

3 months ago 0 0 1 0

What is a “treponemicidal” level of penicillin?
No one actually knows.
Older literature (PMID 20604419) assumed a penicillinemia of ~0.03 IU/mL (~0.02 µg/mL) — described vaguely as “several times the serum and tissue levels needed to kill T. pallidum.” This was assumed to be an "insurance" dose

3 months ago 1 0 1 0

The 3-dose regimen for late latent syphilis rests on remarkably thin evidence.
The logic: organisms dividing more slowly in long-standing infection require prolonged treponemicidal penicillin levels → hence weekly benzathine penicillin G (BPG) ×3.

3 months ago 1 0 1 1
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The Role of Doctors Is Changing Forever Some patients don’t trust us. Others say they don’t need us. It’s time for us to think of ourselves not as the high priests of health care but as what we have always been: healers.

Resetting to the realm of distributed authority needs doctors to focus on healer role and not someone with expertise alone

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#IDsky has anyone used emocha like vDOT for HIV pill adherence/accountability in a SDM framework? #HIV. Any success or logistical challenges?

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This paper investigates how resistance to antibiotics used for simple UTIs affects the resistance rate to antibiotics used to treat pyelonephritis:
doi.org/10.1093/jaca...
#JACAMRNews #IDSky

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#IDsky has anyone used emocha like vDOT for HIV pill adherence/accountability in a SDM framework? #HIV. Any success or logistical challenges?

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#IDsky

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