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Acute GI bleeding is one of those ICU situations where everything happens quickly.
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Patients can deteriorate within minutes, and the team has to act fast.
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Managing these cases isn't only about procedures.
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Medication decisions and supportive care are just as critical.
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In today's episode, we will explore how critical care pharmacists and gastroentrologists work together to manage these life-threatening situations in the ICE.
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So today I'm joined by Dr.
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Nagle Marzou, a tropical disease and gastroentrology consultant.
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Hello, Dr.
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Nagle Ramadan Karim.
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Thanks a lot for being with us at the IVP and Critical Care Podcast.
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Hello, my Ramadan Karim, to you too.
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Thank you for inviting me.
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Actually, GIT bleeding is multidisciplinary emergency, and pharmacists play a bigger role than many people realize.
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Yeah, absolutely.
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I totally agree.
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So in the ICU, we really see how every discipline contributes to stabilizing the patient.
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So let's start from the very beginning of the clinical scenario.
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A patient arrives to the ICU with hematempsis, with melina, unstable vitals, and maybe a rapidly dropping hemoglobin.
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So from your perspective as a gastroenterologist, what are the first priorities at that moment?
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When a patient present with acute gastrointestinal bleeding, the first priority is rapid stabilization using the ABC approach, which is airway, breathing, and circulation.
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In practice, circulation and early preparation for hematemes are especially critical.
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First, we should assess the airway if the patient has massive hematemesis, altered consciousness, or cannot protect their airway.
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Early help should be called and intuition should be considered immediately.
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Provide oxygen support if needed and place the patient on continuous monitoring.
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The focus on circulation, which is often the most urgent issue, look for signs of shock, such as tachycardia, hypotension, or altered mental status.
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Once initial stabilization is underway, urgent endoscopy should be arranged, particularly in unstable GIT reading, often within hours.
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And at this critical point, I usually not the pharmacist ensuring that all medication given are clearly documented.
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And that electronic orders are updated, and the entire health care team is working from the same treatment plan.
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Yeah, exactly.
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And that moment is usually where form seasons end very early.
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So yeah, we immediately start reviewing the medication history of the patient because many ICU bleeds are actually medication triggered or medication worsened.
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So we usually quickly review the anticoagulants, the antiplatelets, maybe the non-steroidal drugs, any recent thrombolytics, any recent TPA altiplasis the patient had taken, any drug interactions that can worsen or increase the bleeding risk.
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And sometimes that medication review completely changes the management plan.
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So, from your experience, how often do you find that drug-related risk factors are underrecognized before pharmacy intervention?
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Actually, it is very frequently many clinicians focus mainly on procedures to control the source of bleeding, but the pharmacological issues are often underestimated.
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In my experience, reviewing hundreds of gastro-intestinal leading causes in ICU, drug-related risk factors such as monesteroidal anti-inflammatory drugs, anti-coagulant, anti-platelet, SSRI are either under recognized or not addressed.
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In about 60 to 80 percentage of the patients before pharmacy intervention.
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Clinical pharmacists play a key role in preventing EGI bleeding by identifying and intervening early on high-risk medication and inappropriate prophylaxis in ICU sitting.
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Yeah, that's a very important point.
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Because once endoscopic control is achieved, the next question often becomes pharmacologic management moving forward.
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So one of the ongoing discussions in critical care is the optimal PPI dosing strategy after endoscopic hemostasis.
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So there has been a lot and there has been increasing debate about continuous infusion versus the intermittent polous therapy.
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So how do you personally interpret the evolving literature surrounding those PPI dosing strategies?
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Yes, you are right.
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The evolving literature supports intermittent polous DBI therapy as non-inferior to continuous infusion after endoscopic hemostasis for high-risk group in ARGI bleeding ulcers.
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This shift is supported by meta-analysis on the current guidelines showing that similar clinical outcomes can be achieved while using few or health care resources.
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High dose BBI therobic is recommended for the first three days after successful hemostasis.
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This can be given either continuous infusion, for example, 80 milligram bolus followed by 8 milligrams per hour, or intermittent dosing, such as 40 IV every 12 to 24 hours.
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Evidence suggests that in selected low-risk patients, intermittent high dose of BBI after successful endoscopic hemostasis can provide outcomes comparable to continuous infusion.
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However, for patients with high-risk lesions, such as active bleeding ulcer or visible visals during endoscopy, I still prefer continuous infusion during the first 72 hours.
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Actually, pharmacists provide valuable patient-specific assessment by evaluating bleeding severity, comorbid conditions, and medication absorption reliability in clinical ear in critical ill patient.
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Additionally, ICU pharmacist monitoring BBI associated complications, such as uh cholesteridium deficiel infection, um ventilator associated pneumonia, VAB, risk, particularly in prolonged ICU steps.
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Yeah, exactly.
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Yeah.
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And we usually also review the medication for it, not only for the acute treatment, but we also look for the longer treatment or the long-side effects of the longer uh duration of PPO therapy.
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So um now I would like to move to the discussion for another very challenging scenario, which is the varicyl hemorrhage.
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So uh because of varicyl bleeding, um, multiple pharmacologic decisions often need to happen simultaneously, like all at once.
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So in our ICU practice, initiating a vasoactive therapy, uh, an antibiotic prophylaxis, hemodynamic monitoring often all occurs almost at the same time.
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So, um, from a gastroenterology standpoint, which medication decision most significantly influences the survival rate in varicel bleeding?
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Actually, in acute varicelle bleeding, vasoactive therapy plays a major role in improving survival.
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Currently, guidelines recommend starting a vasoactive medication such as teleprison or somatostatin, as soon as varical bleeding is suspected.
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These uh drugs help by lowering portal pressure, controlling the bleeding and improving short-term outcomes.
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Antibiotics, secondary antibiotics, also has an essential part of management.
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Their main role to prevent infections and the scobi, which are common in these uh patients.
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Yeah, and that and actually that leads us to the one of the most clinical complex decisions we usually face in ICU patients, which is the anticoagulant reversal.
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So reversing anticoagulation can reduce, of course, the hemorrhage progression, but at the same time, it increases the risk of thrombosis.
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So in multidisciplinary discussions, pharmacists often lead the you know the pharmacokinetic interpretation of these medications.
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But how do you approach the timing of anticoagulant or maybe of an antiplatelet reversal relative to the endoscopy, of course?
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Yes.
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Um when managing the bleeding in patients on anticoagulant, timing of reversal should be guided by pharmacokinetis.
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Reversal agents should be generally reserved for life-threatening the bleeding or severe ongoing hemorrhage.
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And importantly, they should not delay urgent endoscopy.
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Yes.
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Current guidelines, hemodynamic stabilization and early endoscopic evaluation, ideally.
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Within, for example, within uh 12 hours for suspected paracelin or within 24 hours for other cases.
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Initial management should be focused on resuscitation, targeting hemoglobin living between 7 to 9 grams.
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At the same time, we start uh appropriate pharmacological therapy such as vasoactive agents for suspected perical bleeding, BBI for non-periceal bleeding, antibiotic, as mentioned before.
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Lapt is to guide reversal decisions such as INR ABTT levels, depend on anticoagulant involved.
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After successful hemostasis, anticoagulant is usually restart within three to seven days.
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Although patients with a very high thrombotic risk may require early resumes within less than uh three days.
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Yeah, exactly.
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So because delaying anticoagulation, of course, increases the stroke and thrombosis risk.
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So, particularly in those patients with a high CHADS bask score.
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Yes, yes, the balance between bleeding and the thrombosis is one of the most challenging parts of managing these patients.
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This is where collaboration of the pharmacists become extremely bad.
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Oh, thank you.
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Yes.
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So um before we close, um, can we summarize um maybe three high-impact clinical pairs in acute GI bleeding?
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Yes, okay.
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Um first, um stabilization comes first.
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In acute GI bleeding, rapid resuscitation, hemodynamic stabilization, and the timely endoscopic evaluation are essential to prevent deterioration and improved outcomes.
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Secondly, medication plays a major role in both uh the cause and the treatment of bleeding.
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Carefully, anticoagulant, antiplatelet, and other high risk drugs such as nanisteroidal anti-inflammatory drugs is crucial, while appropriate pharmacologic therapy, including BBI, vasoactive agents, antibiotics, and transfusion strategies support successive bleeding control.
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Number three, multidisciplinary collaboration, improve patients' outcome.
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Managing VGIT bleeding and ICU required coordination care between gastroenterologists, inter civilists, pharmacists, and the wider healthcare team to balance bleeding control from both risk and overall patient safety.
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Yeah, we usually all focus on the uh overall patient safety, and I totally agree.
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So, um, Dr.
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Najla, uh, thank you for sharing your expertise with us today.
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I have now no doubt that managing the acute GOI bleeding patients is one of the clearest examples of um why ICU care must be a multidisciplinary.
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Yes, yes, totally agree.
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Thank you, Umai.
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It's my pleasure.
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Yes, thank you to our listeners for joining us today on the IVPN Critical Care podcast.
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Stay tuned for our next episode where we continue exploring critical care topics.