Clinical trial Recruiting at 1 site Observational Ages 18 and up

Identifying Photoplethysmographic Waves in Adults with Septic Shock

Official title: Types of Photoplethysmographic Waves in Adult Patients with Septic Shock

Run by Hospital General de México Dr. Eduardo Liceaga · NCT06786364 · Data updated 2026-11-12

This study is trying to see what different types of blood flow signals look like in adults with septic shock and how they relate to signs of poor blood circulation.

Quick facts

Study typeObservational
Ages18 Years and up
SexAll
Enrollment116 (estimated)
SponsorHospital General de México Dr. Eduardo Liceaga
Government
Locations1 site (Mexico City, Cuauhtemoc)
StatusRecruiting
StartedNovember 1, 2024
Main results expectedMay 1, 2025
Study endsMay 30, 2025
Registry record updatedJanuary 22, 2025
Trial IDNCT06786364 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates for this study are adult patients aged 18 and older who have been diagnosed with septic shock.

Probably not a fit

Patients with other types of shock, significant cardiac arrhythmias, chronic hepatic disease, or those who cannot have accurate photoplethysmographic measurements will not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This observational study aims to identify the types of Photoplethysmographic waves in adults diagnosed with septic shock and to explore their correlation with various indicators of tissue hypoperfusion, such as capillary refill time, serum lactate levels, and mottling scores. Utilizing a classification system developed by Tusman and collaborators, the study categorizes these waves into six types based on arterial tone, ranging from vasoconstriction to severe vasodilation. The research will analyze the frequency of these wave types and their relationship with other hemodynamic variables, providing insights into the physiological status of patients experiencing septic shock.

Why it matters

Potential benefit: If successful, this study could enhance the understanding of hemodynamic status in septic shock patients, potentially leading to improved monitoring and treatment strategies.

How similar studies have gone: While the approach of classifying photoplethysmographic waves is relatively novel, similar studies have shown promise in correlating waveform morphology with hemodynamic status.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Adult patients of 18 years of age and above dignossed with septic shock according to the definition stated in Sepsis 3.0
* Patients with axillary temperature above 36°C
* Patients and/or family that agree to participate in such study and sign the informed consentment
* Patients that tolerate supine position

Exclusion Criteria:

* Patients with Cardiogenic shock, hipovolemic, obstructive and distributive (neurogenic, anafilactic) shock the exception being septic shock
* Patients with history of any type of cardiac arrhythmia
* Patients with history of chronic hepatic disease
* Patients with limited or diffuse systemic sclerosis
* Patients that have scarring, nail polish or thickened nails that may impede the proper placement and accurate measurement of photoplethysmography with the pulse oximeter
* Patients with history of heart insufficiency P- atients with septic shock that already have vasopressor aggents

Where it's running

  • Hospital General de México Dr. Eduardo Liceaga
    Mexico City, Cuauhtemoc, Mexico
    Recruiting

Study contacts

  • Principal investigator: Juan Fernando Bautista Garcia, MD — Hospital General de México Dr. Eduardo Liceaga
  • Study coordinator: Juan Fernando Bautista Garcia, MD
  • Email: jbtagarcia@gmail.com
  • Phone: 5573855591

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How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.