Dr. Sayan Sarkar

PGY1 MD Radiodiagnosis,RIMS || MBBS,AGMC(UR) || RKMVian || In persuit of my own Destiny. #MedTwitter #MedX

[Dr. Sayan Sarkar @saii_drago]

@IhabFathiSulima Craniofacial Fibrous Dysplasia

[Jamie Clarke, MD, MS @JamieClarkeRad]

Let’s learn about the imaging of congenital posterior fossa malformations!

#RGphx
Congenital Posterior Fossa Malformations: Imaging Patterns and Diagnostic Approach
https://t.co/0taNJay5RU
@cookyscan1 @RadG_Editor @RadioGraphics
@DrNeetikaGupta @elka_miller @ShivaprakashBH4 @UofTMedIm @imagingtoronto

[RADIOLOGISTS @DrAyubaD]

Toxic and metabolic brain disorders on FLAIR MRI :

A Cheat code ;

Deserves a billion views 😉

Again ; Cheat code !!!

[Dr. Chacón-Lozsán F .'. @franciscojlk]

🩻Contrast-induced AKI:
one of the biggest myths still shaping clinical decisions

For decades we were taught:

👉 “Contrast damages the kidneys”
👉 “Avoid CT with contrast in CKD”
👉 “Hydrate, protect, delay imaging if needed”

But what if… most of this is wrong?🤔

->The uncomfortable reality

Modern evidence shows:

👉 Low-osmolar contrast rarely causes true nephrotoxicity
👉 Even in CKD, AKI, and ICU patients
👉 The risk is often overestimated—or nonexistent

So where did the fear come from?

📍 1950s high-osmolar contrast (actually toxic)
📍 Poorly controlled observational studies
📍 “Creatinine rise = contrast injury” assumption

👉 Correlation became causation
👉 And the dogma stayed

⚠️What recent data tells us

✔ No difference in AKI rates with vs without contrast
✔ No benefit from bicarbonate, NAC, or aggressive hydration
✔ Even ICU and AKI patients show no worsening outcomes

->Translation to real life

👉 The patient was going to develop AKI anyway...Not because of contrast!!

->The real problem: “Renalism”

👉 Avoiding necessary imaging
👉 Delaying diagnosis
👉 Choosing inferior tests

And that leads to:

❌ Missed PE
❌ Delayed sepsis source control
❌ Worse outcomes

->Clinical mindset shift

Instead of asking:

👉 “Will contrast harm the kidneys?”

We should ask:

👉 “Will NOT doing the scan harm the patient?”

->Who still deserves caution?

✔ eGFR <30
✔ Severe hemodynamic instability
✔ Multiple nephrotoxins

Even then:

👉 Optimize volume
👉 Minimize dose
👉 Don’t delay critical imaging

🤓Bottom line

✔ Contrast nephrotoxicity exists… but is rare
✔ The fear is bigger than the risk
✔ The harm of NOT imaging is often greater

In critical care

👉 We don’t treat creatinine
👉 We treat patients

And sometimes…

👉 The most dangerous thing is NOT the contrast

👉 It’s hesitation.

📃Reference
Florens N, Demiselle J.
Kidney360 7: 445–449, 2026. doi: https://t.co/CWzi7WC9Wx

[Suni @suni_code]

Just when I purchased Claude Subscription, some dropped hack to stop hitting Claude Usage limit 😭

[[email protected] @lucianachamiec1]

Physiologic changes of the JZ- potential pitfalls of adenomyosis

[Mindset Machine  @mindsetmachine]

This 45-second experiment transforms your life.

[Dr. Sayan Sarkar @saii_drago]

@Mohiniuni Claude

[Dr. Sayan Sarkar @saii_drago]

@The_sonoguy Sure

[Jamal Ali @The_sonoguy]

Stop guessing and start scanning the bowel with confidence. 🕵️‍♂️

🚨 THE MASTERCLASS IS COMING...
I’ve been working behind the scenes for months on a Bowel Ultrasound Masterclass.
Want to be the first to get the syllabus and be notified when I go live

👇 Comment „BOWEL“ below.

[Ash Paul @pash22]

Whole-body MRI for opportunistic cancer detection in asymptomatic individuals: a systematic review and meta-analysis
https://t.co/P9mthta5Dv via @hochhegger et al

[JAMA @JAMA_current]

Point-of-care ultrasonography allows accurate assessment of the internal jugular vein in patients with intravascular #VolumeOverload.

💾 Save this video for your next clinical encounter.
🔗 Read the full article: https://t.co/IbjlBf2aEc

[Men of Purpose @Men_Of_Purpose]

When life gets hard, watch this scene 1000 times.

[SURAJ @SURAJ_624]

This Line 🥹❤️

[JAMA @JAMA_current]

Point-of-care ultrasonography (#POCUS) is a noninvasive bedside imaging modality used to assess intravascular volume status in hospitalized or emergency department patients with possible #VolumeOverload.

POCUS evaluates the inferior vena cava, internal jugular vein, and lung parenchyma with high-frequency linear, low-frequency phased-array, and low-frequency curvilinear probes.

[Dr. Sayan Sarkar @saii_drago]

RailMinIndia (@RailMinIndia) · DRM Howrah (@drmhowrah) · Eastern Railway (@EasternRailway) · South Eastern Railway Kolkata (@serailwaykol)
#LostAndFound #SamaleswariExpress

[Dr. Sayan Sarkar @saii_drago]

Left my spectacles inmy private coach on Train 18006/SAMALESWARI EXP (PNR 6939017352),1A.Seats H1/C/7, H1/C/8,H1/C/9, H1/C/10. Journey: Kesinga→Howrah Junction. Reached Howrah at 07:30 AM today.Please help if found, DM me or reply here with the PNR. @IRCTCofficial
@RailwaySeva

[Mindset Machine  @mindsetmachine]

This video will change your life 💯🙏

[TheLiverDoc™ @theliverdoc]

PS: The original reports and full study summary of all 131 drugs analysis will be available on https://t.co/ifs3PUzAw9 within a week for you to download, review, check and share.

Thanks again and take care. We will be back with new public health projects soon.