Clinical trials: Smell Dysfunction
Melanoma, Non-small Cell Lung Cancer (NSCLC)
Taste and Smell Dysfunction in Patients More Than Two Years After Start of Immune Checkpoint Inhibitor Therapy
Background of the study: Immune checkpoint inhibitors (ICIs) are widely used as treatment for multiple cancer types and the number of patients with longterm disease control after ICIs is increasing.
- Conditions
- Melanoma, Non-small Cell Lung Cancer (NSCLC), Urogenital Cancers
- Trial name
- TasteSPICIER (NCT06495008)
- Testing
- no intervention, only questionnaires, saliva collection and taste/smell tests
- Where
- Netherlands
- Volunteers
- 101 people, healthy volunteers welcome
- Sponsor
- University Medical Center Groningen
Alzheimer s Disease, Mild Cognitive Impairment (MCI)
Crownlands Observing Progression With Neurons Study
The CROWN-I Study is an observational study to learn about molecular features of Alzheimer's disease (AD) and mild cognitive impairment (MCI).
- Trial name
- CROWN-I (NCT07611396)
- Where
- United States
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- Crownlands
Anosmia, COVID-19
Effectiveness and Safety of Platelet Rich Plasma (PRP) on Persistent Olfactory Dysfunction Related to COVID-19
Olfactory dysfunction (OD) is a well know symptom of coronavirus disease 2019 (COVID-19), accounting for 48 to 85% of patients. In 1 to 10% of cases, patients develop a chronic olfactory dysfunction (COD,) lasting more than 6…
- Trial name
- NCT05226546
- Testing
- Platelet rich plasma (PRP), olfactory training
- Where
- Belgium
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire Saint Pierre
Chronic Rhinosinusitis (CRS)
Impact of Structural and Microenvironmental Abnormalities in Olfactory Cleft on Olfaction in CRS
The purpose of this research is to investigate the impact of structural abnormalities and microenvironmental changes in the olfactory cleft on olfactory function in patients with chronic rhinosinusitis (CRS).
- Trial name
- NCT06834477
- Testing
- Computed Tomography
- Where
- China
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Peking University Third Hospital
Olfactory Disorder
cAMP (Cyclic Adenosine Monophosphate) Levels in the Nose
The purpose of this study is to determine the normal distribution of nasal tissue cathelicidin antimicrobial peptides (cAMP) levels in subjects with normal smell and subjects with smell dysfunction.
- Trial name
- NCT01332825
- Testing
- saline nasal irrigation
- Where
- United States
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- University of Washington
Depression
The Effects of ECT and/or iTBS on Olfaction and Cognition in Patients With Depression
The sense of smell and cognition are known to be closely associated with mood and emotional processes. However, despite the clear links between olfaction and cognitive processes with emotional states, research into the role of…
- Trial name
- NCT02804347
- Testing
- Cognitive Function Imaging and Battery, Sniffin Sticks, Cognitive Batteries
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Queen's University
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
Smell Dysfunction, Taste Dysfunction
Post-Covid-19 Patients Follow-up Study
Taste, smell, trigeminal and salivary function is impacted in post-COVID-19 patients
- Conditions
- Smell Dysfunction, Taste Dysfunction, Trigeminal Dysfunction, Salivary Dysfunction
- Trial name
- COVID-19 (NCT07571382)
- Testing
- Smell training
- Where
- Norway
- Volunteers
- 176 people, healthy volunteers welcome
- Sponsor
- University of Oslo
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
Subjective Cognitive Concerns, Mild Cognitive Impairment
Digital Accessible Remote Olfactory Mediated Health Assessments for Preclinical AD
The goal of this study is to objectively test one's sense of smell, called olfaction, in participants with Subjective Cognitive Concerns (SCC), Mild Cognitive Impairment, Mild Behavioral Impairment (MBI), and age-matched…
- Conditions
- Subjective Cognitive Concerns, Mild Cognitive Impairment, Mild Behavioral Impairment, Healthy Aging
- Trial name
- NCT05881239
- Testing
- AROMHA Brain Health Test
- Where
- United States
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
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
Postoperative Cognitive Dysfunction
Postoperative Cognitive Dysfunction: Correlations With Olfactory Dysfunction and Related Gene Changes
To study on the Postoperative Cognitive Dysfunction: Correlations With Olfactory Dysfunction and Related Gene Changes.To explore whether the olfactory dysfunction could be used as a predictor of POCD and to provide reference for…
- Trial name
- NCT02992600
- Where
- China
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Han Yuan
Alzheimer Disease, Late Onset, Mild Cognitive Impairment
Establish Diagnostic and Prognostic Models for Preclinical AD Patients Based on Multimodal MRI, Behavioral, Genetic, and Plasma Biomarkers
To establish the diagnostic and prognostic models that could help the preclinical identification of subjects at higher risk of clinical progression to mild cognitive impairment and dementia based on combined features of baseline…
- Conditions
- Alzheimer Disease, Late Onset, Mild Cognitive Impairment, Subjective Cognitive Decline
- Trial name
- NCT06561906
- Testing
- Multimodal magnetic resonance imaging scanning, behavioral, genetic and plasma biomarker testing
- Where
- China
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- The Affiliated Nanjing Drum Tower Hospital of Nanjing University Medical School
Glioblastoma Multiforme, Adult, Glioblastoma or Gliosarcoma
Prognostic Potential of Olfactory Function in Glioblastoma: a Prospective Observational Study
The study aims to investigate the prognostic significance of olfactory function in patients with glioblastoma. We are examining olfactory function at various points during therapy and correlating the results with survival data.
- Conditions
- Glioblastoma Multiforme, Adult, Glioblastoma or Gliosarcoma, Glioblastoma, Adult
- Trial name
- OLFGBM (NCT06954636)
- Testing
- olfactory testing (threshold and identification test)
- Where
- 2 sites in Germany
- Volunteers
- 128 people, healthy volunteers welcome
- Sponsor
- Sied Kebir
Smell Dysfunction, Taste Disorders
The Study of Quadruple Therapy Intranasal Insulin, Zinc, Gabapentin, Ice Cube Stimulation for Post COVID-19 Smell and Taste Dysfunctions
post covid-19 smell and taste dysfunction are common globally and affect the quality of life and also have phycological impact and anxiety, also affect on economy as the patients not able to do cooking or buy prepared foods and…
- Conditions
- Smell Dysfunction, Taste Disorders, Taste Disorder, Secondary, Sweet, Taste Disorder, Secondary, Bitter
- Trial name
- COVID-19 (NCT05104424)
- Testing
- Insulin aspart
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Ministry of Health, Saudi Arabia
Olfactory Impairment
The Efficacy of Modified Olfactory Training for Patients With 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 it possible that the device can treat olfactory disorders in adults?…
- Trial name
- NCT06353139
- Testing
- Modified olfactory training device
- Where
- China
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- Peking University Third Hospital
Dementia, DM
Early Detection of Cognitive Dysfunction in Diabetes
The rate of cognitive decline due to ageing is increased 1.5-fold to 2.0-fold in individuals with type 2 diabetes.There are no established specific treatment measures to prevent or ameliorate cognitive impairments in patients…
- Conditions
- Dementia, DM, MCI
- Trial name
- NCT01830998
- Where
- 3 sites in China
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Wuhan General Hospital of Guangzhou Military Command
Dementia With Lewy Bodies, Alzheimer Disease
DIagnostic Biomarkers and Symptoms in Patients With Alzheimer's Disease and Lewy bodY Dementia
This a study to improve diagnosis of dementia with Lewy bodies with RT-QuIC in different biospecimens.
- Conditions
- Dementia With Lewy Bodies, Alzheimer Disease, Mild Cognitive Impairment
- Trial name
- DISPLAY (NCT05768425)
- Testing
- Real-time quaking-induced conversion (RT-QuIC), Cognitive test, Motor examination
- Where
- Denmark
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- Danish Dementia Research Centre
Anosmia, Skull Base Neoplasms
Chemosensory Dysfunction and Recovery in Endoscopic Endonasal Skull Base Surgery
The investigators hypothesize that patients undergoing endoscopic endonasal skull base surgery experience clinically meaningful and modifiable disruptions in postoperative chemosensory function and quality of life, and the…
- Trial name
- NCT05912881
- Testing
- Olfactory training
- Where
- United States
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Alzheimer Disease, Traumatic Brain Injury
Olfactory Deficits in Neurologic Disease
The goal of this study is to examine olfactory function in preclinical subjects or individuals with neurological diseases such as Probable Alzheimer's Disease (PRAD), Frontotemporal Dementias (FTD), Dementia with Lewy Bodies…
- Conditions
- Alzheimer Disease, Traumatic Brain Injury, Amyotrophic Lateral Sclerosis, Frontotemporal Dementia
- Trial name
- NCT05019014
- Where
- United States
- Volunteers
- 201 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital