Actively Recruiting

Age: 18Years +
All Genders
Healthy Volunteers
ID06608849

Incidence of Pulmonary, Cardiovascular, and Renal Complications After COVID-19 Post-Acute Phase A Non-interventional, Prospective, Cross-sectional Study

Led by Hellenic Institute for the Study of Sepsis · Updated on 2025-11-17

345

Participants Needed

6

Research Sites

N/A

Total Duration

On this page

AI-Summary

What this Trial Is About

Researchers are investigating the long-term effects of COVID-19 on lung, heart, and kidney health, focusing on the risk of developing chronic non-communicable diseases (NCDs) following the post-acute phase of COVID-19. This observational study aims to better understand how previous, current, and future variants of SARS-CoV-2 in both vaccinated and unvaccinated individuals affect these organ systems. The study will also explore biomarkers and predictive tools to help manage the risk of these diseases and develop clinical guidelines for prevention and care. The study involves three groups: comparators without a history of acute COVID-19, patients fully recovered from acute COVID-19 without organ dysfunction, and patients who experienced lung, heart, or kidney dysfunction during acute COVID-19. Participants will undergo blood sampling for various tests, including proteomics, transcriptomics, and kidney function markers. They will also complete lung function tests, high-resolution CT scans, heart ultrasounds, a six-minute walk test, and symptom questionnaires to assess organ health. Participants will be followed for up to 48 months, with researchers monitoring the incidence of organ dysfunction and chronic diseases related to the lungs, heart, and kidneys. The study will collect detailed clinical data, perform imaging and laboratory assessments, and record physical function and patient-reported symptoms. This long-term follow-up aims to provide insights into the progression and risk factors of post-COVID complications and help improve patient care and health outcomes.

CONDITIONS

Brief Title

The Incidence of Pulmonary, Cardiovascular and Renal System Non-communicable Complications Associated With the Post-acute Phase of the Infection by Covid-19

Who Can Participate

Age: 18Years +
All Genders
Healthy Volunteers

Eligibility Criteria

Eligible

You may qualify if you...

  • Adults aged 18 years or older of any gender
  • For comparators: No history of acute COVID-19
  • For patients without organ dysfunction: History of acute COVID-19 with no signs of organ dysfunction during or after the infection
  • For patients with dysfunction: History of acute COVID-19 with signs of lung, heart, or kidney dysfunction during the infection
Not Eligible

You will not qualify if you...

  • Presence of any other medical disorder causing symptoms
  • Failure to thrive as judged by a physician
  • Pregnancy or breastfeeding
  • For patients with dysfunction: History of severe lung disease (stage III or IV COPD, pulmonary fibrosis, pulmonary hypertension), advanced cancer under treatment, systemic sclerosis, congestive heart failure, or severe dyspnea before COVID-19
  • Limited chance of survival for at least six months due to other illnesses as judged by a physician

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Your Study Journey

Screening

Duration - 2 to 4 weeks

Participants are screened for eligibility to participate in the trial.

1 visit (in-person) to assess eligibility and medical history

Diagnostic Evaluation

Duration - At enrollment

Participants undergo assessments including blood sampling, six-minute walk test, spirometry, HRCT scans, heart ultrasound, and symptom questionnaires to evaluate pulmonary, cardiovascular, and renal function after COVID-19.

1 visit (in-person) for comprehensive assessments

Long-term Monitoring

Duration - Up to 48 months

Participants are monitored over 48 months to observe the incidence and progression of organ dysfunction and related complications after COVID-19 infection.

Follow-up visits scheduled periodically over 48 months depending on cohort assignment

Trial Site Locations

Total: 6 locations

1

10th Department of Pulmonary Medicine, Sotiria Athens Hospital of Chest Diseases

Athens, Greece

Actively Recruiting

2

4th Department of Internal Medicine, ATTIKON University General Hospital

Athens, Greece

Actively Recruiting

3

Obstructive Diseases Clinic, Sotiria Athens Hospital of Chest Diseases

Athens, Greece

Actively Recruiting

4

Out-patient department of Infectious Diseases, Sotiria Athens Hospital of Chest Diseases

Athens, Greece

Actively Recruiting

5

1st Department of Internal Medicine, Thriasio General Hospital of Elefsina

Elefsina, Greece

Actively Recruiting

6

2nd Department of Internal Medicine, Thriasio General Hospital of Elefsina

Elefsina, Greece

Actively Recruiting

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Research Team

P

Prof. Evangelos Giamarellos-Bourboulis

How is the study designed?

Study Type

OBSERVATIONAL

Masking

N/A

Allocation

N/A

Model

N/A

Primary Purpose

N/A

Number of Arms

3

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