Found 1429 clinical trials
Long-Term Sequelae of SARS-COV-2 Infection: Diabetes Mellitus
Hospitalized patients with severe COVID-19 have an increased incidence of insulin resistance, impaired beta cell function, glucose intolerance (prediabetes), and overt type 2 diabetes (T2D) compared to non-hospitalized patients with COVID-19 and COVID-19 negative individuals on long-term follow up.
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- 05 Sep, 2024
- 1 location
Prospective Longitudinal Cohort Study of Vasculitis Patients
VASCO is a prospective observational cohort study which aim to describe the presentation, comorbidities, management, outcomes and damage of vasculitis patients, from the analysis of the clinical, biological and immunological data.
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- 05 Aug, 2020
Quantification of Brain and Kidney Perfusion Before, During, and After Hypothermia Treatment in Neonates With Perinatal Asphyxia Using Contrast-enhanced Ultrasound
In this clinical study vascular dynamics in the neonatal brain and kidney will be monitored by CUES and ULM before, during and after hypothermia treatment in neonates with asphyxia. HELLO TEST 123Participants will be asked to provide biological samples at different time points during your pregnancy and delivery of your …
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- 26 Sep, 2024
Evaluation of the Quality of Preoperative Information Obtained Through Preanestes@s a Web Based Application
In this prospective and paired study, the investigators evaluate whether the preoperative information recorded through a web based questionnaire together with a virtual non face to face patient assessment based on the information recorded by the questionnaire and the electronic records of patients is of a comparable quality to that …
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- 16 Feb, 2024
- 1 location
PHenotyping patiENts Admitted to Hospital With cOvid-19 Infection and idenTifYing Prognostic markErs
PHENOTYPE is an investigator-led, observational cohort study which aims to explore the long-term outcomes of patients with COVID-19 infection and to identify potential risk factors and biomarkers that can prognosticate disease severity and trajectory.
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- 05 Aug, 2020
Risk Literacy Among Portuguese Medical and Dentistry Students
This study is an online survey to assess risk literacy among students of the medical and dentistry faculties in Portugal. Risk literacy is the capability to understand and interpret statistical information, based on simple rules of thumb. The investigators assess the level of "medical risk literacy" among Portuguese medical and …
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- 16 Feb, 2024
- 1 location
Heart Attack Research Program- Imaging Study (HARP)
The HARP study is a multi-center, diagnostic observational study employing standardized imaging protocols in patients with MINOCA (MI with Non Obstructive Coronary Arteries) to determine the underlying diagnosis in each participant. Participants will be followed for recurrent clinical events, every 6 months, for a maximum of 10 years.
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- 12 Sep, 2025
Aneurysm Diameter and Surgical Outcome
Aneurysm diameter is an important risk for rupture and related death in affected patients. This study will evaluate whether aneurysms size may even influence post procedural outcomes both in open surgical repair and in end-vascular aneurysm repair. We will retrospectively review clinical data of operated patients with abdominal aortic aneurysm. …
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- 05 Aug, 2020
Echocardiographic Predictors of Atrial Fibrillation
This prospective study aims to identify the diagnostic accuracy of echocardiographic predictors of atrial fibrillation in patients with ESUS (embolic stroke of undetermined source) or TIA (transient ischemic attack).
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- 19 Sep, 2021
- 1 location
Clinical Manifestations and Biomarkers in Amyotrophic Lateral Sclerosis Type 4 and Other Inherited Neurological Disorders of RNA Processing
Background Amyotrophic lateral sclerosis type 4 (ALS4) is an inherited motor neuron disease. People with ALS4 have a change in the amount of RNA and DNA that bind together. This binding of RNA with DNA forms units called R-loops. Researchers want to learn how R-loops are related to ALS4. To …
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- 16 Feb, 2024
- 1 location