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Venous Thrombosis III: Interprofessional Care01:29

Venous Thrombosis III: Interprofessional Care

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Venous thrombosis requires effective prevention and treatment strategies to improve patient outcomes and reduce potential complications.Prevention StrategiesHealthcare providers must prioritize preventing venous thromboembolism (VTE) for all adult patients upon admission. Interventions depend on bleeding and thrombosis risk, medical history, current medications, diagnoses, planned procedures, and patient preferences. Patients on bed rest should change positions every two hours and, if not...
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Clot Retraction and Fibrinolysis01:16

Clot Retraction and Fibrinolysis

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After a fibrin clot is formed, the next step is clot retraction, a vital process facilitated by platelet contractile proteins, such as actin and myosin. These proteins pull the fibrin strands closer together and condense the clot. This action reduces the size of the clot, creating a smaller, denser structure that effectively seals off the damaged vessel. Clot retraction consolidates the clot and helps with wound healing by bringing the edges of the damaged blood vessel closer together.
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Pulmonary Embolism II: Diagnostic Studies and Interprofessional Care01:29

Pulmonary Embolism II: Diagnostic Studies and Interprofessional Care

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Diagnosing Pulmonary EmbolismDiagnosing pulmonary embolism (PE) involves clinical assessment and advanced imaging tests. The preferred diagnostic tool is the spiral (helical) CT scan or CT angiography (CTA), which uses intravenous contrast media to visualize the pulmonary vasculature and identify emboli.A ventilation-perfusion (V/Q) scan is an alternative for patients unable to receive contrast media. This scan includes both perfusion and ventilation scanning. Perfusion scanning involves...
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Anticoagulant Drugs: Low-Molecular-Weight Heparins01:30

Anticoagulant Drugs: Low-Molecular-Weight Heparins

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Hemostasis is a crucial process that prevents excessive blood loss from damaged blood vessels. It involves various mechanisms such as vasoconstriction, platelet adhesion and activation, and fibrin formation. The importance of each mechanism depends on the type of vessel injury. In contrast, thrombosis is the abnormal formation of a blood clot within the blood vessels, leading to potential complications if the clot obstructs blood flow. Thrombosis can be caused by increased coagulability of the...
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Anticoagulant Drugs: Vitamin K Antagonists and Direct Oral Anticoagulants01:18

Anticoagulant Drugs: Vitamin K Antagonists and Direct Oral Anticoagulants

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Oral anticoagulants are vital tools in preventing and treating blood clotting disorders. This diverse class of medications can be categorized as vitamin K antagonists, exemplified by warfarin, and direct thrombin inhibitors (DTIs), such as dabigatran, as well as factor Xa inhibitors, including rivaroxaban.
Warfarin, a prominent vitamin K antagonist family member, exerts its effect by inhibiting the enzyme VKORC1 (vitamin K epoxide reductase complex 1). By hindering this enzyme, warfarin...
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Pulmonary Embolism III: Nursing Management01:27

Pulmonary Embolism III: Nursing Management

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A pulmonary embolism occurs when a thrombus, amniotic fluid, tumor tissue, fat, or air embolus blocks one or more pulmonary arteries. Effective nursing management and patient education are crucial for improving outcomes and preventing recurrence.Nursing management starts with obtaining a comprehensive patient history, particularly noting any history of deep vein thrombosis (DVT). Assess for clinical manifestations, including dyspnea, chest pain, crackles, heart murmurs, and signs of right-sided...
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Author Response: Factors Requiring Improvement for Timely and Effective Treatment of Acute Stroke.

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Stumbling Blocks to Stroke Thrombolysis: An Indian Perspective.

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Updated: Aug 8, 2025

Prehospital Thrombolysis: A Manual from Berlin
05:52

Prehospital Thrombolysis: A Manual from Berlin

Published on: November 26, 2013

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Stroke Thrombolysis: Beating the Clock.

Aviral Shah1, Arundhati Diwan2

  • 1Department of Medicine, Atal Bihari Vajpayee Institute of Medical Sciences and Dr. Ram Manohar Lohia Hospital, New Delhi, India.

Indian Journal of Critical Care Medicine : Peer-Reviewed, Official Publication of Indian Society of Critical Care Medicine
|March 3, 2023
PubMed
Summary
This summary is machine-generated.

Faster thrombolysis for acute ischemic stroke is vital. This study found that while most patients received neuroimaging within 60 minutes, door-to-needle times often exceeded 90 minutes, indicating a need for improved stroke care protocols.

Keywords:
Acute ischemic strokeAlteplaseDoor-to-imagingDoor-to-needle timeStrokeThrombolysis

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Area of Science:

  • Neurology
  • Emergency Medicine
  • Radiology

Background:

  • Recombinant tissue plasminogen activator (rtPA) is a key treatment for acute ischemic stroke.
  • Reducing door-to-imaging (DIT) and door-to-needle (DTN) times is critical for improving patient outcomes.
  • This study assesses DIT and DTN in rtPA-treated stroke patients.

Purpose of the Study:

  • To evaluate the door-to-imaging time (DIT) and door-to-needle (DTN) intervals for patients receiving rtPA for acute ischemic stroke.
  • To identify potential delays in stroke care pathways at a tertiary care center.

Main Methods:

  • A cross-sectional observational study was conducted over 18 months.
  • Data included 252 acute ischemic stroke patients, with 52 undergoing rtPA thrombolysis.
  • Time intervals from arrival to neuroimaging and thrombolysis initiation were recorded.

Main Results:

  • Only 10 patients had neuroimaging within 30 minutes; 38 had it within 30-60 minutes.
  • The majority of thrombolysed patients (31) had DTN times between 61-90 minutes.
  • DTN times for 5 patients exceeded 180 minutes, indicating significant delays.

Conclusions:

  • Most patients received neuroimaging within 60 minutes and thrombolysis within 60-90 minutes.
  • Achieved time intervals did not meet recommended ideal times for stroke thrombolysis.
  • Further streamlining of stroke management protocols is necessary, even in tertiary care settings.