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Clinical Trials/NCT07365644
NCT07365644Not yet recruitingNot Applicable

Prophylactic ANTicoagulation With HEparine in Critically Ill Patients With Renal Impairment

Centre Hospitalier le Mans15 sites in 1 country1,111 target enrollmentStarted: January 1, 2026Last updated:

Trial Snapshot

Phase
Not Applicable
Status
Not yet recruiting
Enrollment
1,111
Locations
15
Primary Endpoint
Incidence of hemorrhagic and thrombotic events in patients with renal failure in intensive care receiving heparin thromboprophylaxis

Study Overview

Brief Summary

Intensive care patients have an increased risk of venous thromboembolic events (deep vein thrombosis (DVT) and pulmonary embolism (PE)) due to the presence of general risk factors for thrombosis (age, immobilization, obesity, prothrombotic history, etc.), but also risk factors specifically related to their stay in intensive care (sepsis, vasopressors, organ failure, mechanical ventilation, sedation, renal failure, central venous catheters). In addition, these same patients also have an increased risk of hemorrhagic events, mainly associated with coagulation disorders and thrombocytopenia.

Given this increased risk of thrombosis, it is recommended that heparin thromboprophylaxis be used in intensive care patients in the absence of contraindications.

In current practice, when faced with a patient with impaired renal function, there is significant heterogeneity in the prescription of thromboprophylaxis between centers and intensive care physicians: some will use enoxaparin, dalteparin, or tinzaparin regardless of renal function, while others will use subcutaneous calciparin or IVSE UFH.

The PANTHER study is a prospective, multicenter, observational study that aims to evaluate the safety and efficacy of heparin thromboprophylaxis in critically ill patients with renal failure. The goal is to assess whether there is a difference in bleeding risk and thromboprophylaxis efficacy depending on the molecule used.

Study Design

Study Type
Observational
Observational Model
Cohort
Time Perspective
Prospective

Eligibility Criteria

Ages
18 Years to — (Adult, Older Adult)
Sex
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  • Presence of impaired renal function (one of the two criteria must be met, both criteria may be met):
  • Glomerular filtration rate (GFR) <30ml/min/1.7m² according to the MDRD or CKD-EPI formula.
  • Acute renal failure (observed or presumed increase in creatinine in the last 7 days) KDIGO stage 3 (creatinine ≥3 times baseline creatinine or ≥354 µmol/L (4 mg/dL) or urine output <0.3 mL/kg/h for ≥24 hours or initiation of extrarenal clearance or anuria for ≥12 hours)
  • - Expected length of stay in intensive care ≥48 hours

Exclusion Criteria

  • Age ≤ 18 years
  • Long-term dialysis patient
  • Current or recent hemorrhage during this hospitalization
  • Patient receiving curative anticoagulation or treated long-term prior to admission with curative anticoagulation.
  • Thrombosis present on admission

Arms & Interventions

patient with impaired renal function in intensive care

Outcomes

Primary Outcomes

Incidence of hemorrhagic and thrombotic events in patients with renal failure in intensive care receiving heparin thromboprophylaxis

Time Frame: Day 1 to Day 28

Incidence of hemorrhagic and thrombotic events was evaluated by occurrence of major bleeding and occurrence of a venous thromboembolic event

Secondary Outcomes

No secondary outcomes reported

Investigators

Sponsor Class
Other
Responsible Party
Sponsor

Study Sites (15)

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