Clinical trial Recruiting at 1 site Observational Ages 18 and up

Masseter and Thigh Muscle Ultrasound to Predict Dysphagia and Sarcopenia in Critically Ill Adults

Official title: Diagnostic Accuracy of Masseter and Rectus Femoris Muscle Ultrasound for the Diagnosis of Dysphagia and Sarcopenia in Critically Ill Patients

Run by Hospital General Universitario Gregorio Marañon · NCT07787312 · Data updated 2026-11-12

This study tests whether measuring the masseter muscle with ultrasound can help identify dysphagia in adults after critical illness and extubation, alongside evaluation of sarcopenia.

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Quick facts

Study typeObservational
Ages18 Years and up
SexAll
Enrollment323 (estimated)
SponsorHospital General Universitario Gregorio Marañon
Academic / other
Locations1 site (Madrid, Madrid)
StatusRecruiting
StartedFebruary 3, 2026
Main results expectedDecember 2027
Study endsAugust 2028
Registry record updatedAugust 26, 2026
Trial IDNCT07787312 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Adults (18+) who were critically ill and required prolonged invasive ventilation, either extubated recently or with a tracheostomy and meeting oral feeding criteria.

Probably not a fit

Patients with pre-existing dysphagia or those unable to undergo the assessment within 36 hours after extubation may not benefit from this approach.

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

What this trial studies

This single-center observational study will examine the relationship between masseter and rectus femoris muscle thickness measured by ultrasound and the presence of post-extubation dysphagia and sarcopenia in critically ill adults. Dysphagia will be assessed with the MECVVm test, while ultrasound data will be analyzed for diagnostic accuracy and association with clinical outcomes. The goal is to determine whether bedside muscle ultrasound can provide objective information to identify patients at risk of dysphagia and sarcopenia after extubation or in tracheostomized patients. Eligible participants are adults who required invasive ventilation for more than 48 hours and are awake, extubated within 6-36 hours or tracheostomized and tolerating breathing without ventilation for at least 6 hours daily. Exclusion criteria include pre-existing dysphagia or inability to complete assessment within 36 hours post-extubation.

Why it matters

Potential benefit: If successful, this approach could offer a quick, non-invasive way to flag patients at higher risk of swallowing difficulties and muscle loss, guiding early interventions.

How similar studies have gone: Previous research suggests muscle ultrasound can reflect muscle mass changes, but diagnostic accuracy for predicting dysphagia in this specific setting is still being explored.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Age ≥18 years.
* Critically ill patients requiring invasive mechanical ventilation for \>48 hours.
* Extubated patients: extubation 6-36 hours before study assessment.
* Tracheostomized patients: surgical or percutaneous tracheostomy considered clinically suitable to initiate oral feeding, tolerating spontaneous breathing without mechanical ventilation for at least 6 hours/day, and negative cuff-leak test.
* Awake and cooperative, with effective cough and ability to manage oral secretions.
* Written informed consent obtained.

Exclusion Criteria:

* Documented pre-existing oropharyngeal dysphagia.
* Inability to undergo study assessment within 36 hours after extubation.
* In tracheostomized patients, positive cuff-leak test before study assessment.

Where it's running

  • Hospital General Universitario Gregorio Marañón
    Madrid, Madrid, Spain
    Recruiting

Study contacts

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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.