Related Experiment Video
Updated: Dec 13, 2025
08:16
High-Resolution Three-Dimensional Imaging of the Footpad Vasculature in a Murine Hindlimb Gangrene Model
Published on: March 16, 2022
3.9K
Popliteal artery injuries. Less ischemic time may lead to improved outcomes
Juan A Asensio1, Parinaz J Dabestani1, Stephanie S Miljkovic1
1Department of Surgery, Creighton University School of Medicine, Omaha, United States.
Injury
|August 1, 2020
Summary
Reducing ischemic time in popliteal artery injuries improves limb salvage. Blunt mechanism of injury is a risk factor for amputation, while the Mangled Extremity Severity Score is not predictive.
Area of Science:
- Vascular Surgery
- Trauma Surgery
- Orthopedic Surgery
Background:
- Popliteal artery injuries are infrequent but associated with high amputation rates.
- Understanding predictors of limb salvage is crucial for managing these severe injuries.
Purpose of the Study:
- To analyze outcomes of popliteal artery injuries.
- Identify predictors of limb salvage, including mechanism of injury (MOI), Mangled Extremity Severity Score (MESS), and ischemic time.
Main Methods:
- Retrospective study of 76 patients with popliteal artery injuries over 132 months.
- Evaluated MOI, MESS, ischemic time, and their correlation with amputation and limb salvage.
- Utilized univariate and multivariate statistical analyses.
Main Results:
- Overall limb salvage rate was 90%. Adjusted limb salvage was 94% excluding intraoperative deaths.
- Blunt MOI and popliteal artery ligation were identified as risk factors for amputation.
- Mangled Extremity Severity Score and mean ischemic time were not predictive of amputation.
Conclusions:
- Minimizing ischemic time is critical for improving outcomes and limb salvage in popliteal artery injuries.
- Blunt MOI is a significant risk factor for amputation.
- The MESS score is not a reliable predictor of amputation in these injuries.
Related Concept Videos
01:23Peripheral Artery Disease V: Postoperative Nursing Management
208
During the postoperative period, it is crucial to focus on maintaining circulation, identifying and managing potential complications, and planning for discharge.Nursing AssessmentVital signs monitoring: Regularly monitor vital signs, including blood pressure, heart rate, respiratory rate, and temperature, to detect early signs of complications such as bleeding and infection.Circulation assessment: Monitor pulses, perform Doppler assessments, and check capillary refill, color, temperature, and...
208
01:21Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation
230
Clinical manifestationsPeripheral Arterial Disease (PAD) manifests through a range of symptoms, from the characteristic intermittent claudication to atypical presentations and severe complications in advanced stages. Intermittent claudication, a hallmark symptom of PAD, presents as exercise-induced muscle pain that typically resolves within minutes of rest. This pain is reproducible and stems from inadequate blood flow, leading to the accumulation of lactic acid produced during anaerobic...
230
01:27Peripheral Artery Disease III: Interprofessional Care
161
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...
161
01:20Arteries of Lower Limbs
3.7K
The external iliac artery transitions out of the body cavity, entering the femoral region of the lower leg, and is renamed the femoral artery at the point where it traverses the body wall. This artery is responsible for the distribution of blood to the thigh's deep muscles and the skin's ventral and lateral regions, achieved through several minor branches and the lateral deep femoral artery, which also spawns a lateral circumflex artery. The knee area receives blood from the genicular...
3.7K
01:21Sites for measruring blood pressure
3.1K
Blood pressure measurement is a fundamental clinical procedure, providing crucial data for assessing cardiovascular health. Among the various sites for this measurement, the brachial and popliteal arteries are predominantly utilized due to their accessibility and the reliability of their readings. This lesson delves into the anatomical significance, methodology, and considerations of measuring blood pressure at these locations.
The Brachial Artery: Primary Site for Blood Pressure Measurement
The Brachial Artery: Primary Site for Blood Pressure Measurement
3.1K
01:30Peripheral Artery Disease I: Introduction
203
Peripheral artery disease (PAD) predominantly results from atherosclerosis, which involves the accumulation of fatty deposits, or plaques, within the walls of arteries. This causes them to narrow and harden, significantly reducing blood flow. PAD predominantly affects the legs, particularly the arteries supplying the thighs and calves. In rare cases, it may involve other arteries, including those in the arms.Etiology of PAD:The principal cause of PAD is atherosclerosis, which results from fatty...
203