EM doc | Resuscitationist | Medical Educator | EMRAP Managing Editor
He/Him/His
Instagram: @EMSwami
Anand Swaminathan is an Indian-American researcher and academic. He is the Robert C. Goizueta Chair of Organization and Management and Associate Dean of the Ph.D. program at the Emory University Goizueta School of Business. Previously, he held academic appointments at the University of Michigan School of Business and the University of California, Davis. .. more
-Allows CO2 to rise to avoid breath stacking (pH will stay low too)
-Settings: RR 8-10, I:E ratio w/ long expiratory time
-As meds kick in, will relieve bronchospasm which means less expiratory time needed + can start to blow off CO2
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#EMIMCC
-Start w/ lung/cardiac windows first
-RUQ (+) - changes next destination for management but no immediate intervention
-Lung (+) (ie PTX) or cardiac (+) (ie tamponade) - immediate intervention (thoracostomy/thoracotomy)
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-Preox w/ NIV: Incr PaO2, recruit alveoli
-Oxygenate + intubate in Bed Up, Head Elevated
-Apneic O2 w/ flush rate NC
-Use rocuronium instead of succinylcholine (up to 45 sec more safe apneic time)
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#EMIMCC
-High risk airway decomp: High NIHSS, AMS or Posterior Stroke
-Etomidate a great agent: HD stable
-Avoid hypocarbia (cerebral vasoconstriction)
-After intubation, lie patient flat. Studies (PMID: 40465238) show improved outcomes
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-ERAD(down I + aVF)
-V6 dominant S wave (all electricity from L heart away from ECG lead)
-RS > 100 msec in precordial leads
-QRS > 160 msec and Either no RSR’ in V1 L rabbit ear > right
In real life, if rhythm fast, wide + regular, assume VT + treat as VT
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-Admitted CAP patients sicker than what I see in US setting
-HIV + TB rates
-Entry criteria likely included lots of viral stuff
Interesting discussion. I would probably defer at this point for most CAP
TB rates clearly higher in Kenya but not crazy. Same w/ HIV though unclear how well controlled HIV was in the specific pt
It's easy to look at the a-line numbers and if they're w/in norm range, no need to reassess
w/o advanced monitoring, likely get more doc/RN at bedside assessing pt
Reposted by Anand Swaminathan
Mortality benefit easier to demonstrate w/ less resources available to salvage pts
Should allay the hype that the negative REMAP-CAP steroid RCT received (despite being woefully underpowered)
www.nejm.org/doi/pdf/10.1... #EMIMCC
Reposted by Anand Swaminathan
They avoided A-lines despite patients requiring pretty substantial doses of vasopressors
Very #zentensivist
Don't need to rush to an A-line
www.nejm.org/doi/full/10.... #EMIMCC
-Accumulating evidence shows reduction in complications (reaccumulation, effusions, empyema) PMID: 38764139
-Easy to do: place tube, drain blood, instill 500 cc of NS and suction out
-Can repeat 1-2 times
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#EMIMCC
-BP control w/ clevidipine/nicardipine
-Fentanyl: blunt catechol response
-Osmotic agents: 30 cc of 23.4% hypertonic
-Etomidate + rocuronium (no fasciculations, longer safe apneic time)
-Sedation/analgesia ready(bucking tube spikes ICP)
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#EMIMCC
Reposted by Anand Swaminathan
There are, I think, some very interesting papers this time around. Physicians vs AI: ECG edition Shroyer S, Mehta S, Thukral N, Smiley K, Mercaldo N, Meyers HP, Smith SW. Accuracy of cath lab activation decisions for STEMI-equivalent and mimic ECGs: Physicians vs.…
-POCUS: LV slamming away more likely to be high output failure
-Beta blockade: slows rate, improves LV filling + cardiac output
-Can use esmolol instead of propranolol as it’s got a short 1/2 life
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#EMIMCC
-Highest yield for finding free fluid
-Must see the liver tip as this is where blood pools first
-Increase sensitivity w/ head down + w/ R lateral decub positioing
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#EMIMCC
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-All DKA patients total body K depleted
-Some p/w hyperK due to acidosis shifting K
-K < 3.5, replete prior to starting insulin. > 3.5 start insulin + K together
-Skip bolus: no faster resolution of DKA but incr risk of hypoK
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#EMIMCC
-Body produces 3 ketones: acetoacetate, acetone + beta hydroxybutarate (BHB0
-UA only looks for acetoacetate. BHB dominates in early in DKA
-If worried about DKA, get a chem/blood gas for bicarb + pH + serum BHB
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-Don't stop insulin just because glucose hits 250 mg/dl
-Stop when AG closes, acidosis mainly resolved (bicarb greater than 18), long acting insulin on board + glucose controlled
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-Narrow, exquisitely regular w/ absence of p waves
-Routine Tn not required - results in incr downstream testing w/o improving outcomes
-Skip adenosine + go w/ diltiazem 0.15 mg/kg -
equal success rate, better tolerated, less recurrence
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-Key is to maximize compression fraction
-Poor defibrillation coordination can eat at your hands on time
-Precharging defib reduces hands off time + increases compression fraction
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1) Overhand grip of suction
2) Lead w/ suction catheter
3) Park suction in esophagus
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Suspect: blunt traumatic hemothorax, pulmonary contusions, esophageal/aortic injury
Not assoc w/ isolated sternal fracture
w/u: Tn and ECG - If either abnormal, admit to tele and get a comprehensive echo looking for wall motion abnormality
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#EMIMCC
Standard: 10 units IVP w/ dextrose
2021 meta(PMID: 33993515) looked at 10 units vs < 10 units
No difference in reduction in serum K.
Reduced risk of hypoglycemic + severe hypoglycemic events w/ reduced insulin dose
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-If you're doing emergency airway management, you MUST be comfortable doing a cric
-Key w/ cric: have a simple approach + practice
-Don’t waste time w/ needle based approaches - they are more likely to fail
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-Pericardium is electrocardiographically silent
-Pericarditis w/ ECG changes = pericarditis w/ epicarditis or pericarditis w/ myocarditis.
-If troponin markedly elevated, trending up or patient looks toxic, admit to workup myocarditis
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-No role for crystalloid in resus of a shocky trauma patient - dlutes hgb + clotting factors
-What if no blood?
1) Transport
2) Stop bleeding: tourniquet, direct pressure, pelvic binder
3) Tolerate lower BP + consider vasopressors
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