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Atrophy clinical trials

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NCT ID: NCT04644393 Not yet recruiting - Clinical trials for Spinal Muscular Atrophy

Responsiveness and Validation Study of MFM-20 in SMA Patients Treated With Nusinersen

RetroNusiMFM
Start date: November 2020
Phase:
Study type: Observational

The Motor Function Measure (MFM), a reliable tool assessing motor function and its progression in most neuromuscular diseases, is widely used in France in many teams. It can be used regardless of the severity of the motor impairment or the ambulatory status of the patient, allowing its use throughout the whole follow-up period of the patient, even in case of the loss of walking. Two versions of the MFM exist, one composed of 32 items validated for patients from 6 years old (MFM-32) and a shorter version composed of 20 items validated for patients between 2 and 6 years old (MFM-20). In order to show the possible use of MFM-20 as early as the age of 2 years to validly and reliably monitor the evolution of the motor function of children treated with Nusinersen, we propose in this project to study the sensitivity to treatment-induced change of MFM-20 and the validity of the scale in this population.

NCT ID: NCT04212624 Not yet recruiting - Clinical trials for Degenerative Myopia With Macular Hole

Clinical Research of Human Retinal Pigment Epithelial (HuRPE) Cell Injection on Atrophy of High Myopia Macular Area

Start date: December 2019
Phase: N/A
Study type: Interventional

To evaluate the safety and tolerability of human retinal pigment epithelial (HuRPE) cell injection subretinal transplantation for atrophy of high myopia macular area, and to explore the maximum tolerated dose (MTD).

NCT ID: NCT04150198 Not yet recruiting - Clinical trials for Alzheimer Disease, Early Onset

MECHANISMS OF NEURONAL RESILIENCE IN ALZHEIMER'S DISEASE AND ITS FOCAL VARIANTS: A PET/MR STUDY

PET-AL
Start date: April 15, 2021
Phase: N/A
Study type: Interventional

Patients with Alzheimer's disease and with early onset of symptoms (<65 years) (AD-Y) have a multi-domain cognitive deficit, whereas memory disorders (typical of the elderly patient's AD) are less often in the foreground. In addition, some MA-J have an atypical phenotype indicating focal brain damage, although they have the same pathological lesions: amyloid deposits and tau protein deposition (DNF). This is the case of posterior cortical atrophy (PCA) characterized by complex visual disturbances and atrophy affecting the more posterior regions of the brain. Based on the clinical profile of PCA patients, a more refined anatomo-clinical classification was proposed, distinguishing a rather "ventral" form and a rather "dorsal" form. The recent arrival of tau-specific PET tracers now makes it possible to evaluate in vivo fibrillary neurodegeneration (FND), which is well correlated with the severity of cognitive disorders. Advances in MRI have shown that each neurodegenerative syndrome targets a large-scale neural network, which in turn shows a vulnerability for a specific biological disease. In the case of AD, the reason for such a difference in cognitive and anatomical impairment between patients with diffuse involvement and others with more focal involvement is not known. One possible explanation is the existence, in focal forms, of neuronal mechanisms that oppose vulnerability. These mechanisms may correspond to the so-called "resilience" phenomenon, defined as resistance to a neuropathological process by the ability to optimize cognitive performance via the efficient recruitment of neural networks. The mechanisms underlying resilience in neurodegeneration are unknown. Their identification is very important for the management and treatment of AD.

NCT ID: NCT04075942 Not yet recruiting - Clinical trials for Atrophic Anterior Maxillary Ridges

Horizontal Ridge Reconstruction of Atrophic Anterior Maxillary Ridges Using Customized Xenograft Bone Shell With 1 :1 Mixture of Autogenous and Xenograft Bone Particulate

Start date: January 2021
Phase: N/A
Study type: Interventional

Using customized Xenograft bone shell with mixture of autogenous and xenograft particulate in modified cortical shell technique. by 3D printed model from The CT scans segmentation by special software

NCT ID: NCT04063475 Not yet recruiting - Soft Tissue Atrophy Clinical Trials

Cyanoacrylate With Sutures for Fixation of Free Gingival Graft

Start date: September 16, 2019
Phase: N/A
Study type: Interventional

fixation of FGG with sutures alone is not sufficient,we use cyanoacrylate beside sutures for fixation

NCT ID: NCT03908515 Not yet recruiting - Eye Injuries Clinical Trials

Multi-center Clinical Observation of FCVB in Guangdong Province

Start date: May 1, 2019
Phase:
Study type: Observational

This study provides further theoretical guidance for clinical application of FCVB through observing and collecting various indicators before and after surgical treatment of the FCVB in the real world.

NCT ID: NCT03783988 Not yet recruiting - Skin Atrophy Clinical Trials

Study With a Topical Gel Containing TRIAC and DHEA in Subjects With Skin Atrophy Due to Glucocorticoids

Start date: January 15, 2019
Phase: Phase 1
Study type: Interventional

An open, uncontrolled pharmacokinetic study with a new topical combination gel containing triiodothyroacetic acid (TRIAC) and dehydroepiandrosterone (DHEA) in subjects with skin atrophy due to topical treatment with glucocorticoids.

NCT ID: NCT03662555 Not yet recruiting - Muscle Weakness Clinical Trials

Effect of Neuromuscular Electrical Stimulation Combined With Blood Flow Restriction on Muscular and Cardiovascular Function

Start date: September 26, 2018
Phase: N/A
Study type: Interventional

Neuromuscular electrical stimulation (NMES) has recently been combined with blood flow restriction (BFR) in controlled trials and has shown increased muscular strength and size compared with NMES and BFR on their own. However, none have used BFR pressures previously recommended. The first study of my Ph.D. found 40% and 80% BFR pressures to induce acute fatigue and muscle swelling. However, 80% caused higher ratings of pain and perceived exertion. The present study will determine whether NMES combined with either 40% or 80% BFR causes greater structural muscular adaptations and is perceptually easier after 6 weeks of training.

NCT ID: NCT03498573 Not yet recruiting - Bone Atrophy Clinical Trials

Evaluation of Alveolar Augmentation Using Tunneling Surgical Technique

Start date: May 1, 2018
Phase: N/A
Study type: Interventional

patients suffering from anterior maxillary horizontal bone defect the alveolar ridge will be augmented by minimally invasive tunneling technique utilizing MPM as bone graft and patients followed up for 14 weeks .

NCT ID: NCT03318289 Not yet recruiting - Old Age; Atrophy Clinical Trials

Ving Tsun Martial Exercise for Older Adults

Start date: November 1, 2017
Phase: N/A
Study type: Interventional

Objectives: To evaluate the effects of a Ving Tsun (VT) reactive balance training programme on reactive balance control, muscle strength, balance confidence and falls in community-dwelling older adults. Hypothesis: The VT group subjects will have improved post-training reactive balance control, muscle strength, balance confidence and fall incidence outcomes than the active controls. Design and subjects: In this prospective, randomised, single-blinded controlled trial, approximately 114 healthy seniors (55-70 years old) will be randomly assigned to either the VT group (n~57) or control group (n~57). Interventions: Subjects in the VT group will receive VT reactive balance training (3 hours/week) for 3 months, whereas subjects in the control group will receive no VT training but will jog 3 hours/week during the intervention period. Study instruments and outcomes: Primary outcome measures: reactive balance control, as indicated by lower extremity muscle activation onset latency; hip and ankle strategies and centre of pressure movements will be measured by electromyography, electrogoniometry and a force platform, respectively. Secondary outcome measures: knee muscle strength, balance confidence and fall history will be assessed by an isokinetic dynamometer, Activities-specific Balance Confidence Scale (Chinese) and interviews, respectively (pre-, post- and follow-up measurements). Data analysis: Data will be analysed using repeated-measures analysis of (co)variance followed by post-hoc tests, as appropriate (alpha = 0.05).