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Results 466671-466680 of 470744

Residual Symptoms After Coronavirus Disease (COVID-19) in Lithuanian Population

Post-Covid Syndrome

The aim of the study is to describe the post-covid-19 syndrome in Lithuanian population regarding the remaining symptoms and their impact on physical functioning, work ability and needs of rehabilitation.

Unknown status6 enrollment criteria

Thalamic Nuclei Volumes in Multiple Sclerosis

Multiple Sclerosis

The thalamus is composed of several nuclei interlocked in a complex anatomy. In multiple sclerosis (MS), the thalamus can be altered due to disconnection by white matter lesions and due to direct damages that could be partly mediated by CSF. Due to such pathophysiology and complex anatomy, some nuclei could be more vulnerable to multiple sclerosis than others. We will test this hypothesis by using a new algorithm to automatically segment several nuclei that we will be applied to the French national MS database

Unknown status7 enrollment criteria

Study of Oro-cecal Transit Time in Healthy Subjects Using Scintigraphy and Lactulose Hydrogen Breath...

Small Bowel DiseaseMotility Disorder1 more

Radionuclide scintigraphy is the gold standard technique to interpret OCTT but there is no normative data available for its interpretation in Indian population. Previous studies to determine OCTT have all been done with LHBT, which has many limitations. Besides there are few small comparative studies between scintigraphy and LHBT, that too not in Indian population. The aim of this study is to validate LHBT to measure OCTT compared with scintigraphy and to standardize the normal OCTT in healthy individuals

Unknown status8 enrollment criteria

Mitochondrial Dysfunction in Trauma-related Coagulopathy

Trauma Induced Coagulopathy

Bleeding control often poses a great challenge for clinicians due to trauma-induced blood clotting disorder (TIC), a condition that is present in one-third of bleeding trauma patients. As platelets are considered as central mediators in TIC, the understanding of mitochondria-mediated processes in thrombocytes may disclose new therapeutic targets in the management of severely injured patients. The investigators hypothesize that mitochondrial dysfunction occurs in the platelets of trauma patients with TIC. The investigators intend to quantitatively characterize the derangements of mitochondrial functions in TIC; and assess the relation between mitochondrial respiration and clinical markers of platelet function

Unknown status5 enrollment criteria

ICU Norepinephrine Load

Circulatory Collapse and Shock

Norepinephrine is recommended as first-line vasopressor in critically ill patients, regardless of shock etiology. Its advantages over dopamine and/or epinephrine have been demonstrated, especially by reducing tachycardia events. The current guidelines recommend a mean arterial pressure of at least 65 mmHg that in the resuscitation from sepsis-induced hypoperfusion. Some study reported that delay in initiation of vasopressor therapy was associated with an increase mortality risk in patient with septic shock .The recent experts' opinion suggest that " vasopressors should be started early, before (complete) completion of fluid ressuscitation ". In the event of refractory septic shock, high-dose vasopressors may be used. The precise maximal dose of norepinephrine associated with mortality excess has been poorly studied. High doses have been defined by a cutoff value ranging from 0.5 μg/kg/min to 2 μg/kg/min and recently by 1 μg/kg/min for mortality at 90% and by 0,75 μg/kg/min for mortality at 60%. Furthermore, an increasing vasopressor dosing intensity during the first 24 hours after shock septic was associated with increased mortality depending of fluid administration. If a threshold value of norepinephrine score can be obtained, it could indicate the association with another vasopressor such as vasopressin or surrogates. The primary aim of the present study aimed to confirm if a given norepinephrine dose is associated with mortality. The secondary aims were the link between mortality and norepinephrine duration, cumulative dose in order to build a score that predicts a futility of increasing norepinephrine dose.

Unknown status3 enrollment criteria

Identification of Factors Associated With the Occurrence of Severe Forms of COVID-19 Infection in...

SARS-CoV2 InfectionRare Diseases2 more

Factors associated with severe forms of COVID-19 infection in patients with inflammatory rheumatic diseases (IRD) or Autoimmune Diseases (AID) are unknown. This unprecedented situation leads to empirical and potentially erroneous advice and recommendations for care. Identifying factors associated with severity, in the context of this pandemic, which is expected to last many months, and possibly years, is crucial for future patients. The objective of this work is to identify the factors associated with the occurrence of severe forms of COVID-19 infection in patients with IRD or AID, by combining analysis of 2 large databases.

Unknown status5 enrollment criteria

The Effect of Early Cow's Milk Elimination Diet on the Growth Pattern

Cow Milk Allergy

This study aimed to survey the growth of children who were on elimination diet due to cow milk allergy in Turkey. 0-5 year aged children diagnosed with cow's milk allergy (CMA) and healthy age-sex-matched children as the control group was planned for inclusion. Participants will be included in the study by consecutive sampling. The anthropometry measurements (height-for-age [HFA], weight-for-age [WFA], and weight-for-height [WtHt]) will be evaluated according to the Z-score using the WHO ANTHRO [Z-score = Patient's value - Average value / Standard Deviation (SD)]. The Z-score (SDS) in the average child by age was "0".

Unknown status13 enrollment criteria

Hysteroscopic Findings in Women Using Progesterone Only Pills (Minipills)

Women HealthContraception

Hysteroscopic findings in women using progesterone only pills (minipills) :A Prospective cohort study.

Unknown status25 enrollment criteria

Prediction of Block Height of Spinal Anesthesia

Anesthesia; Reaction

Spinal anesthesia is one of the most used techniques for surgery. Anesthesiologists usually check the block height (dermatome) of spinal anesthesia before surgery start. More than 20 factors have been postulated to alter spinal anesthetic block height. We would like to use machine learning to comprehensively consider various factors such as physiological parameters and different drug characteristics to establish a predictive model to evaluate the sensory blockade of spinal anesthesia.

Unknown status2 enrollment criteria

Risk of Ischaemic Stroke After Pulmonary Embolism in Patients With and Without Patent Foramen Ovale...

Foramen OvalePatent

stroke's risk is increased in patients with pulmonary embolism and PFO compared to patients without PFO. Does this increased risk persist years after pulmonary embolism ?

Unknown status2 enrollment criteria
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