Clinical trials: Olfactory Dysfunction, open to volunteers
Endonasal Surgery, Endoscopic Sinus Surgery
In Vivo Imaging of the Olfactory Epithelium Using Confocal Laser Endomicroscopy
This research is being done to better characterize the part of the nose that helps people smell. Currently, the only ways to study smell loss mostly rely on how people report it, rather than being able to see the underlying…
- Conditions
- Endonasal Surgery, Endoscopic Sinus Surgery, Olfactory Dysfunction
- Trial name
- NCT07546617
- Testing
- CONVIVO system, Fluorescein injection, USP 10%
- Where
- United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Dartmouth-Hitchcock Medical Center
Olfactory Dysfunction, Wellbeing
Impact of Smell Testing on Health Outcomes
Smell dysfunction is frequent yet neglected. The sense of smell plays a crucial role in signaling disease, safety, and overall quality of life.
- Trial name
- NCT07222891
- Testing
- Patient-centered information and education
- Where
- United States
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Monell Chemical Senses Center
Olfactory Dysfunction, Anosmia
Topical Versus Injection PRP for Olfactory Dysfunction
The goal of this clinical trial is to determine whether two different delivery methods of autologous platelet-rich plasma (PRP) can improve olfactory function in adults with persistent olfactory dysfunction lasting more than…
- Conditions
- Olfactory Dysfunction, Anosmia, Hyposmia
- Trial name
- TOP-IN (NCT07151703)
- Testing
- Intranasal Injection of Autologous PRP, Carrier-Assisted Topical Application of Autologous PRP, platelet-rich plasma
- Where
- Taiwan
- Volunteers
- 60 people
- Sponsor
- Taipei Veterans General Hospital, Taiwan
Post-traumatic Olfactory Dysfunction, Traumatic Brain Injury
Acupuncture for Post-traumatic Olfactory Dysfunction: A Randomized Controlled Trial
The goal of this clinical trial is to learn if acupuncture based on the "Form-Qi-Spirit" theory works to treat post-traumatic olfactory dysfunction in adults. It will also learn about the safety of this acupuncture treatment.
- Conditions
- Post-traumatic Olfactory Dysfunction, Traumatic Brain Injury, Olfactory Dysfunction
- Trial name
- NCT07834047
- Testing
- Acupuncture, Corticosteroid therapy
- Where
- 2 sites in China
- Volunteers
- 84 people
- Sponsor
- Beijing Tiantan Hospital
Chronic Rhinosinusitis (CRS), Olfactory Dysfunction
Position-Directed Budesonide Nasal Drops for CRS-associated Olfactory Dysfunction
This single-center randomized controlled trial evaluates whether budesonide nasal drops delivered in the Wu's position (Wu's 45° Head-Hanging Reclination Position) improve olfactory function more effectively than conventional…
- Trial name
- NCT07386873
- Testing
- Nasal Drops, Nasal Spray
- Where
- China
- Volunteers
- 78 people
- Sponsor
- Peking University Third Hospital
Olfactory Dysfunction, Chronic Rhinosinusitis With Nasal Polyps (CRSwNP)
Neural Dissimilarity in Patients With Chronic Rhinosinusitis With Nasal Polyps Treated With Biologics
This project will focus on rehabilitation of olfactory dysfunction in patients with chronic rhinosinusitis with polyps given biological treatment based on functional magnetic resonance imaging.
- Conditions
- Olfactory Dysfunction, Chronic Rhinosinusitis With Nasal Polyps (CRSwNP), Functional Magnetic Resonance Imaging (fMRI)
- Trial name
- NCT07819162
- Where
- Denmark
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Hyposmia, Olfactory Dysfunction
Slow-SPEED UK: A Double-Blind Randomised Feasibility Trial
Slow-SPEED UK is an 18-month randomised, double-blind feasibility trial evaluating the delivery, adherence, and acceptability of a digitally supported physical activity programme in community-dwelling adults aged 40 and over with…
- Conditions
- Hyposmia, Olfactory Dysfunction, Anosmia
- Trial name
- Slow-SPEED (NCT06600438)
- Testing
- Slow-SPEED app
- Where
- United Kingdom
- Volunteers
- 110 people
- Sponsor
- Queen Mary University of London
Olfactory Dysfunction
Olfactory Dysfunction in Aging Adults
This prospective longitudinal cohort study will enroll adults aged 50 years and older to characterize olfactory dysfunction in aging.
- Trial name
- NCT07660887
- Testing
- Clinical and Biomarker Assessments
- Where
- United States
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Medical University of South Carolina
Covid19, Olfactory Dysfunction
Dysfunction of Olfaction After COVID-19 Infection: Morphological and Histomolecular Investigation
Investigation of the mechanisms of persistent SARS-CoV-2 associated olfactory dysfunction (OD) in patients with well-documented olfactory function.
- Trial name
- DysOSMIC (NCT06482138)
- Testing
- Biopsy and Cytobrush
- Where
- 7 sites in Belgium, Germany and 1 more
- Volunteers
- 240 people
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Olfactory Dysfunction, Smell Loss
Scents of Progress: Leveraging a Novel Device for Olfactory Training in Older Adults
The goal of this clinical trial is to learn if ScentCare, a novel olfactory training device and accompanying companion web-based application, will lead to improved olfactory and well-being outcomes in elderly patients with…
- Conditions
- Olfactory Dysfunction, Smell Loss, Anosmia, Hyposmia
- Trial name
- SPLENDOR-OA (NCT06733636)
- Testing
- Sudoku Puzzles, ScentCare (Olfactory Training Device)
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- Johns Hopkins University
Smell Dysfunction, Olfactory Disorder
Study of Chemosensory Enhancement Through Neuromodulation Training (SCENT for Long COVID)
Persistent smell loss that can include diminished or distorted smell function is a common symptom of long COVID syndrome. There are limited treatment options for long COVID-related smell loss.
- Conditions
- Smell Dysfunction, Olfactory Disorder, Long COVID
- Trial name
- NCT05855369
- Testing
- Trigeminal Nerve Stimulation (TNS), Active Smell Training (ST)
- Where
- United States
- Volunteers
- 145 people
- Sponsor
- Medical University of South Carolina
Olfactory Dysfunction, Post-traumatic Olfactory Dysfunction
PANDORA: Evaluation of Platelet-rich Plasma in Non-tumoural Odour Disorders: a Descriptive Pilot Study.
This is a prospective, single-center, single-arm, non-comparative descriptive pilot study evaluating autologous platelet-rich plasma (PRP) injections in adults with persistent (>6 months) non-tumoural olfactory dysfunction…
- Conditions
- Olfactory Dysfunction, Post-traumatic Olfactory Dysfunction, Age-related Degenerative Olfactory Dysfunction
- Trial name
- PANDORA (NCT07473830)
- Testing
- Autologous Platelet-Rich Plasma (PRP) Injection
- Where
- France
- Volunteers
- 30 people
- Sponsor
- Hospices Civils de Lyon
Olfactory Disorder, Taste Disorders
Prospective Registery of Smell/Taste Clinic Ear/Nose/Throat
Smell/taste disorders are common conditions with a significant impact on quality of life. In September 2021, a specific consultation for patients with smell and taste disorders was initiated at the ENT-HNS (ear, nose, and throat…
- Conditions
- Olfactory Disorder, Taste Disorders, Smell Dysfunction, Smell Disorder
- Trial name
- ProspeRo'Scent (NCT06456008)
- Testing
- Standard of care
- Where
- Belgium
- Volunteers
- 500 people
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Olfaction Disorders, Smell Disorders
Olfactory Training on Smell Dysfunction Patients in HK
Causes of olfactory dysfunction can be classified into conductive and sensorineural causes. Conductive causes are mainly due to structural nasal problem, which can be treated by nasal surgery Sensorineural causes included…
- Conditions
- Olfaction Disorders, Smell Disorders, Anosmia, Hyposmia
- Trial name
- NCT05364125
- Testing
- Olfactory Training, Control
- Where
- Hong Kong
- Volunteers
- 80 people
- Sponsor
- Pamela Youde Nethersole Eastern Hospital
Meningioma, Pituitary Disease
The Impact of Endoscopic Endonasal Skull Base Surgery on Olfaction
In this study, the research team will investigate the incidence and etiology of olfactory dysfunction following endoscopic endonasal skull base surgery, by combining clinical assessments with histomolecular analysis.
- Conditions
- Meningioma, Pituitary Disease, Pituitary Adenoma, Craniopharyngioma
- Trial name
- Endo-Olfact (NCT06874426)
- Testing
- Endoscopic endonasal skull base surgery
- Where
- 3 sites in Belgium, Germany and 1 more
- Volunteers
- 154 people
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Olfactory Dysfunction, Chronic Rhinosinusitis
The Effect of Modified Olfactory Training on Postoperative Olfactory Dysfunction in Patients With CRS
The goal of this clinical trial is to validate the effectiveness of the modified olfactory training device, the main questions it aims to answer are: Is it possible that the device can treat postoperative olfactory dysfunction in…
- Trial name
- NCT06837051
- Testing
- Conventional olfactory training device, Modified olfactory training device, Budesonide irrigation
- Where
- China
- Volunteers
- 213 people
- Sponsor
- Peking University Third Hospital
Olfactory Dysfunction, Post Viral Olfactory Dysfunction (PVOD)
The Efficacy of Modified Olfactory Training Method for Patients With Post-viral Olfactory Dysfunction
The goal of this clinical trial is to validate the effectiveness of the modified olfactory training device, the main questions it aims to answer are: Is the modified olfactory training device effective in treating patients with…
- Trial name
- NCT06829706
- Testing
- Conventional olfactory training device, Modified olfactory training device
- Where
- China
- Volunteers
- 150 people
- Sponsor
- Peking University Third Hospital
Subjective Cognitive Decline (SCD), Olfactory Dysfunction
The Efficacy of Modified Olfactory Training for MCI High-Risk Individuals
The goal of this clinical trial is to validate the effectiveness of the modified olfactory training device, the main questions it aims to answer are: Is it possible that the device can delay the progression of MCI in older…
- Conditions
- Subjective Cognitive Decline (SCD), Olfactory Dysfunction, Mild Cognitive Impairment (MCI), ELDERLY PEOPLE
- Trial name
- NCT06821828
- Testing
- Modified olfactory training device, Conventional olfactory training device
- Where
- China
- Volunteers
- 114 people
- Sponsor
- Peking University Third Hospital
Idiopathic Anosmia, Idiopathic Hyposmia
Alpha-synuclein Rt-quic and Neurologic Symptoms in Persons With idiOpathic anosMiA
Test of early warning signs and RT-QuIC in patients with idiopathic olfactory dysfunction
- Conditions
- Idiopathic Anosmia, Idiopathic Hyposmia, Idiopathic Olfactory Dysfunction
- Trial name
- AROMA (NCT05740683)
- Testing
- RT-QuiC
- Where
- 2 sites in Denmark
- Volunteers
- 100 people
- Sponsor
- Danish Dementia Research Centre