Clinical trials

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Search and review clinical trials. Use filters to narrow results by trial status, phase, treatment, biological sex and sponsor.

Condition / disease
Location
Status: Recruiting

CPET Guided Rehab vs Physiotherapy in Patients With Dysfunctional Breathing

In this study the efficacy of a pulmonary rehabilitation program tailored to the needs of patients with dysfunctional breathing (DB) will be investigated using cardiopulmonary exercise testing. The pulmonary rehabilitation program will be compared with physiotherapy which is currently the mainstream therapy of DB.

Participants needed: 78
Trial details
Age: 18+Biological sex: AllType: InterventionalSponsor: Evangelismos HospitalUpdated: Apr 14, 2026Locations: 1
Eligibility criteria

Dysfunctional breathing (DB) diagnosed with CPET. [+4]

No underling pathology explaining dyspnea and DB in CPET (e.g normal dead space... [+4]

Status: Recruiting

EndotyPIng PreHospitAl de Novo Acute hYpoxemic Respiratory Failure

We attempt to perform dynamic endotyping of critically ill patients presenting in the emergency department with de novo acute hypoxemic respiratory failure (AHRF). We also attempt to identify what clinical, radiological, physiological and biological variables collected early in the course of AHRF correlate with subsequent mortality and/or persistent severe hypoxemia.

Participants needed: 250
Trial details
Age: 18+Biological sex: AllType: ObservationalSponsor: Evangelismos HospitalUpdated: Aug 7, 2025Locations: 1Duration: 28 Days
Eligibility criteria

Adult patients (aged >18 years) presenting in the emergency department [+1]

Age <18 years [+8]

Status: Not yet recruiting

Effect of Ventilation Mode in the Pupillary Light Reflex: A Crossover Study

The goal of this clinical trial is to explore whether different modes of mechanical ventilation affect pupillary constriction velocities in critically ill patients without brain injury. The study aims to determine whether the type of mechanical ventilation (volume control, pressure control, or pressure-regulated volume control) influences the maximum and mean constriction velocity measured by automated pupillometry. The trial also investigates whether changes in pupil dynamics reflect subtle alterations in brainstem-autonomic interaction induced by ventilation mode. The comparison involves volume control, pressure control, and pressure-regulated volume control in a randomized crossover design to assess whether ventilation mode has a measurable effect on pupil response. Eligible participants will be intubated ICU patients receiving assist control ventilation who are not yet ready for spontaneous breathing trials. Serial pupillometry measurements will be conducted while participants are ventilated with each mode for at least 15 minutes. Sedation and lighting conditions will remain consistent throughout the protocol. Participants with acute or chronic neurologic conditions or ventilator dyssynchrony will be excluded.

Participants needed: 36
Trial details
Age: 18+Biological sex: AllType: InterventionalSponsor: Evangelismos HospitalUpdated: Jul 24, 2025Locations: 1
Eligibility criteria

Adult patients (≥18 years old) [+6]

Acute or chronic neurological disease affecting brainstem function or pupillary... [+5]