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Sidd Dalal, MD 🧠
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Sidd Dalal, MD 🧠
@DalalSidd
NeuroCritical Care/Neuroendovascular surgery @northwellhealth |Researcher| @emoryuniversity|@mercersom|@universityofga|Husband to @_Surbhikalia|
Brooklyn, NY Katılım Şubat 2020
1.6K Takip Edilen1.7K Takipçiler
Sidd Dalal, MD 🧠 retweetledi

Anyone can see the bright spot on diffusion—what sets you apart is if you can tell them why it’s there!
Can you tell a stroke’s etiology from its appearance on MRI?
Main stroke types:
Artery to artery embolism
—Vulnerable plaque ruptures & causes clot formation
—Occludes the artery & distal blood flow
—Makes a wedge shape
Distal hypoperfusion:
—At the border zones
—Remember borderzones almost look like a fancy letter H for Hypoperfusion = two vertical lines (ant, internal watershed) that have curls at each end (ant & post external watersheds)
Vasculitis
—Inflammation ofvessel wall
—Idiopathic, autoimmune, or infectious
—Remember: Vascu-LIGHT-us = tons of little regions LIGHT up on DWI
—Remember Vascu-LITE-us = usually in LITE vessels or small vessel territories
Impingement on perforators:
—Large vessel plaque covers opening of small perforator in its wall
—Perforators affect the Ps = pons, putamen (lenticulostriate)
Small vessel dz
—Many different pathologies that cause occlusion of small, unnamed vessels
—Remember: Small & subcortical both start w/—tend to be subcortical
Cardioembolic
—Emboli from heart stasis or vegetations
—Remember: Emboli & everywhere both start w/E = emboli go everywhere
So now you know how different etiologies have different distributions on MRI.
Remember, catching a stroke on DWI isn’t the end of your job—it’s the beginning!

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Sidd Dalal, MD 🧠 retweetledi

Cancer is the second and stroke is the fourth leading cause of death in the US. There is a connection between cancer, its treatments, and the vascular system, leading to an increased incidence of acute ischemic stroke in patients who harbor or were previously treated for an underlying malignancy.
This scientific statement incorporates multidisciplinary expertise, that has critically appraised and has synthesized recent evidence to provide clinical suggestions on the epidemiology, presentation, evaluation, pathophysiology, and treatments for ischemic stroke in patients with active cancer.
✍🏼 @MaryCushmanMD @DrTochiOkwuosa
📷 Ischemic stroke mechanisms related to cancer or its treatments and their corresponding diagnostic findings

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Sidd Dalal, MD 🧠 retweetledi

Brain imaging is essential to exclude hemorrhage in adult and pediatric patients eligible for AIS reperfusion therapies. Although CT-based protocols are more efficient and generalizable, MRI-based protocols may be appropriate in high-resource settings and in pediatric populations if similar time to imaging can be achieved as with CT.
📷 ASPECTS: Alberta Stroke Program Early CT Score.
✍🏼 @annealexandrov @AlexandraCzap @OanaDumitrascu5Koto @ashupjadhav @BarrowNeuro @SVINjournal @PoojaKhatriMD @wtkimberly @brianmacgrory @tmadsenem @eva_mistry @natperezossa @strokemaven @PSporns @stavtjoumakaris @WFNeurosurgery @shadiyaghi2

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MELANIA, the Movie, is a MUST WATCH. Get your tickets today — Selling out, FAST!
Photo: Regine Mahaux
amazon.com/salp/melaniamo…

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Sidd Dalal, MD 🧠 retweetledi

2026 Guideline for the Early Management of Patients With Acute Ischemic Stroke: A Guideline From the American Heart Association/American Stroke Association ahajournals.org/doi/10.1161/ST…

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Sidd Dalal, MD 🧠 retweetledi

#Mondaytip
🧠 New @American_Stroke #Stroke Guidelines
✔️ TNK = first-line option for IVT
✔️ EVT expanded (large cores & basilar ≤24h)
❌ No aggressive BP or glucose lowering
👶 First pediatric AIS guidance
⏱️ Systems of care matter more than ever
doi.org/10.1161/str.00…

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Sidd Dalal, MD 🧠 retweetledi

facebook.com/share/p/17ujQQ…
Stroke Syndromes by Arterial Territory
✨ Circle_of_Willis ✨
#radiology #CTBrain #stroke #MedicalImaging #Neurology

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Last full day of service in Neuroicu! It’s been a good ride! Next stop Neuroendovascular surgery fellowship! 🧠🩸💉
#MedTwitter #fridaymorning
@NorthwellHealth @NorthwellNsurg

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Sidd Dalal, MD 🧠 retweetledi

CREST-2 trials: For patients with asymptomatic, high-grade carotid-artery stenosis, improvements in carotid endarterectomy, stenting, and medical therapy have challenged our understanding of appropriate treatments. Research findings are summarized in a new Quick Take video. nej.md/4py7Wap

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Sidd Dalal, MD 🧠 retweetledi

A new MRI protocol described in @ScienceAdvances can scan the human #brain and its venous network in under 7 minutes, marking it as a potential tool for diagnosing cerebrovascular diseases and monitoring neurodegeneration. scim.ag/4pODNnH

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@voceriavzla @MariaCorinaYA @POTUS Do you have a screw loose?
You can’t just give a Nobel Peace Prize to someone else.. It’s non transferable. This is ridiculous and such an embarrassment for your followers and to the people affected by him.
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🇻🇪 | María Corina Machado (@MariaCorinaYA) sobre reunión con el presidente Donald Trump (@POTUS): Le dije que estamos listos para avanzar bien y rápido para lograr una transición a la democracia
📲 bit.ly/3Lu39ZR
#NotaDePrensa
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Sidd Dalal, MD 🧠 retweetledi

#STROKE Advances ⭐️ in neurocritical care, by @sheth_kevin & Jha: from endovascular therapy for chronic SDH to BP management in ICH, fever prevention, hemoglobin targets in aSAH/ABI, and insights into cognitive motor dissociation. ahajrnls.org/452fhI7

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@marcorubio What are you smoking? Out of all the rumors about you- we all knew this is false.
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I do not normally respond to online rumors but feel the need to do so at this moment
I will not be a candidate for the currently vacant HC and GM positions with the Miami Dolphins.
While you never know what the future may bring right now my focus must remain on global events and also the precious archives of the United States of America.
Thank you
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Absolutely ridiculous and inhumane.
Renee deserves justice—and accountability must follow.
Ed Krassenstein@EdKrassen
ICE agents wouldn’t even allow a doctor to go check the pulse of the Renee Nicole Good whom they had shot in Minneapolis. DOCTOR: Can I go check her pulse?” ICE: NO! DOCTOR: I’m A physician! ICE: I Don’t Care! These are the monsters of Trump‘s America.
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Sidd Dalal, MD 🧠 retweetledi
Sidd Dalal, MD 🧠 retweetledi

Meta-analysis shows that for patients who had an ischemic #stroke while on aspirin, switching antithrombotic therapy did not significantly reduce recurrent stroke or composite vascular events. ahajrnls.org/4q8GwZZ

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Sidd Dalal, MD 🧠 retweetledi

#occipital to #vertebral artery #bypass is an elegant extracranial bypass that should be in the treatment algorithm of cerebrovascular surgeons. A perfect example of skull base/cerebrovascular combined skillset needed to master this approach. @neurosurgery @CNS_Update @cvsection

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