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Related Concept Videos

Continuous Renal Replacement Therapy01:30

Continuous Renal Replacement Therapy

Continuous Renal Replacement Therapy, also known as CRRT, is a procedural treatment for acute kidney injury (AKI) that gradually removes uremic toxins and fluids while maintaining acid-base balance and stabilizing electrolytes. It is particularly useful for hemodynamically unstable patients. Unlike intermittent hemodialysis, which is faster, CRRT provides a gentler approach over 24 hours, closely mimicking the function of natural kidneys. However, CRRT is not ideal for patients with...
Peripheral Artery Disease III: Interprofessional Care01:27

Peripheral Artery Disease III: Interprofessional Care

Peripheral Artery Disease (PAD) is characterized by narrowed arteries that diminish blood flow to the extremities. Effective management of PAD requires an interprofessional approach involving various healthcare professionals. The critical aspects of interprofessional care for PAD patients focus on risk factor modification, drug therapy, exercise therapy, nutrition therapy, critical limb ischemia care, and interventional radiology and surgical procedures.The primary treatment goal for PAD...
Extracorporeal Removal of Drugs: Continuous Renal Replacement Therapy01:26

Extracorporeal Removal of Drugs: Continuous Renal Replacement Therapy

Continuous Renal Replacement Therapy (CRRT) is an essential intervention for patients experiencing severe kidney dysfunction. This therapy offers a continuous mechanism for removing fluids and toxins from the bloodstream, leveraging the patient’s blood pressure to facilitate filtration through a specialized filter. This method contrasts with intermittent dialysis, providing a gentler and more consistent removal of waste products and excess fluid, which is particularly beneficial in critically...
Hemodialysis II: Procedure and Complications01:24

Hemodialysis II: Procedure and Complications

DialyzersA hemodialysis (HD) dialyzer is a plastic cartridge containing thousands of parallel hollow fibers, which serve as semipermeable membranes. These fibers are typically made from cellulose-based or other synthetic materials. During HD, blood is pumped into the top of the cartridge and distributed among these fibers. Simultaneously, dialysis fluid, known as dialysate, is introduced into the bottom of the cartridge, bathing the outside of the fibers. Across the semipermeable membrane,...
Venous Thrombosis III: Interprofessional Care01:29

Venous Thrombosis III: Interprofessional Care

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...
Parentral Nutrition: Centeral and Peripheral Parental Nutrition01:27

Parentral Nutrition: Centeral and Peripheral Parental Nutrition

Parenteral Nutrition (PN) delivers essential nutrients directly into the bloodstream, bypassing the digestive system. It is commonly used for individuals with severe digestive disorders or conditions that prevent normal nutrient absorption.
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Related Experiment Video

Updated: Jul 10, 2026

A Rat Carotid Artery Pressure-Controlled Segmental Balloon Injury with Periadventitial Therapeutic Application
06:53

A Rat Carotid Artery Pressure-Controlled Segmental Balloon Injury with Periadventitial Therapeutic Application

Published on: July 9, 2020

Intravenous rt-PA: a tenth anniversary reflection.

James Grotta1, John Marler

  • 1Department of Neurology, University of Texas-Houston Medical School, Houston, TX 77030, USA. james.c.grotta@uth.tmc.edu

Surgical Neurology
|December 6, 2007
PubMed
Summary

The National Institute of Neurological Disorders and Stroke (NINDS) rt-PA Stroke Study established the efficacy of recombinant tissue plasminogen activator (rt-PA) for acute ischemic stroke (AIS). This pivotal trial significantly impacted global acute stroke management.

Related Experiment Videos

Last Updated: Jul 10, 2026

A Rat Carotid Artery Pressure-Controlled Segmental Balloon Injury with Periadventitial Therapeutic Application
06:53

A Rat Carotid Artery Pressure-Controlled Segmental Balloon Injury with Periadventitial Therapeutic Application

Published on: July 9, 2020

Area of Science:

  • Neurology
  • Cardiovascular Diseases
  • Pharmacology

Background:

  • The NINDS rt-PA Stroke Study, initiated in 1987 and published in 1995, followed extensive preclinical research.
  • FDA approval in 1996 marked a significant milestone in acute ischemic stroke (AIS) treatment.

Observation:

  • The study's positive outcomes were likely influenced by a narrow treatment time window and robust clinical infrastructure.
  • Despite established efficacy, controversies have persisted regarding rt-PA use.

Findings:

  • The NINDS rt-PA Stroke Study demonstrated the effectiveness of recombinant tissue plasminogen activator (rt-PA) in treating AIS.
  • The trial's design and execution contributed to its successful outcomes compared to concurrent international studies.

Implications:

  • The NINDS rt-PA Stroke Study fundamentally altered the worldwide approach to managing patients with acute stroke.
  • Ongoing research is exploring novel thrombolytic therapies building upon the study's foundation.