a, a N Clinical Trials
A listing of a, a N clinical trials actively recruiting patients volunteers.
Found 10,668 clinical trials
Assessing the Impact of Botulinum Toxin Type A on Facial Wrinkles: A Comprehensive Clinical Investigation
A study conducting to see how well a treatment called Botulinum Toxin Type A works for reducing facial wrinkles. The study will help us understand if this treatment is safe and effective for making wrinkles on the face less noticeable.
The Establishment of a Registry and a Biorepository of Patients With Suspected Amniotic Fluid Embolism (AFE)
To establish a clinical registry of suspected cases of AFE. The existing registry will be migrated to a new platform,
Construction of a Database for TTP
Information about patients was collected by reviewing the Hitech case system and telephone and outpatient follow-up, and the case database was constructed by Epidata software. The sample size is expected to be 200 cases, the participating hospital is the First Affiliated Hospital of Soochow University, and the study time frame …
A Study of the Intestinal Microbiota in Children and Adolescents With Eating Disorders. A Perspective From Psychoneuroimmunology
The goal of this observational study is to learn if behavioral and psychological factors are associated with the intestinal microbiota composition and function in children and adolescents with eating disorders (ED). The main questions it aims to answer are: Are there any differences between the microbiota composition and function in …
Is Laryngeal Ultrasound Useful in the Assessment for ILO? A Protocol for a Two-stage Exploratory Pilot Study
This study is a feasibility study to see if an ultrasound scan of the vocal cords can detect narrowing of the vocal cords as seen in a condition called inducible laryngeal Obstruction (the vocal cords narrow or close on breathing in, which makes it very difficult to breathe).
A Clinical Registry of Spontaneous Intracranial Hypotension
The purpose of this research is to determine the efficacy of paraspinal vein embolization for treatment of digital subtraction myelography (DSM) or CT myelography (CTM) confirmed cerebrospinal fluid (CSF)-venous fistulas so that researchers can inform the development and design of future clinical trials of this technique.
A Registered Cohort Study on α-Synucleinopathy
α-Synucleinopathy is a cluster of neurodegenerative disease with motor and non-motor symptom. The data to be collected is intended to help healthcare providers make important medical decisions concerning α-synucleinopathy, through an enhanced understanding of the natural history, progression and multi-omics datasets of α-synucleinopathy.
A Cohort Study on Thrombectomy for Stroke
The cerebral collateral circulation refers to the subsidiary network of vascular channels that stabilize cerebral blood flow when principal conduits fail. Collateral status differs among patients with acute ischemic stroke. Relatively sparse attention has been devoted to the role of baseline collateral circulation in patients with acute ischemic stroke who …
A Registered Cohort Study on Spastic Paraplegia
The aim of this study is to determine the clinical spectrum and natural progression of Hereditary Spastic Paraplegias(HSP) and related disorders in a prospective multicenter natural history study, to assess the clinical, genetic and epigenetic features of patients with Spastic Paraplegias to optimize clinicalmanagement..
Leptin: A Marker for AML Chemo-Sensitivity
Acute Myeloid Leukemia (AML) is a malignant clonal disorder of hematopoietic stem/progenitor cells, with a five-year survival rate of approximately 30%. Chemotherapy resistance and relapse remain major challenges. Increased bone marrow adipocytes contribute to AML cell drug resistance.This study found that elevated levels of the adipokine leptin enhance oxidative phosphorylation …