- ICH GCP
- US Clinical Trials Registry
- Clinical Trial NCT05395845
Value of Platelet-Rich Plasma in Post Severe Acute Respiratory Syndrome Coronavirus 2
Value of Platelet-Rich Plasma in Post Severe Acute Respiratory Syndrome Coronavirus 2 Smell Disorders
The study will be conducted to evaluate :
The efficacy of Platelet Rich plasma in treatment of smell disorders post severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) via the growth factors involved in accelerating and enhancing healing.
Study Overview
Status
Conditions
Intervention / Treatment
Detailed Description
Smell is essential sensory function for good quality of life as its preservation helps in identifying several harmful odors .
Viral URTIs can lead to olfactory disorders of varying degree and duration 70% of URTI caused by rhinovirus, adenovirus ,influenza and parainfluanza virus Smell disorders are divided into two types Quantitative (anosmia and hyposmia) Qualitative (parosmia and phantosmia) Anosmia is a total loss of smell . hyposmia is a decrease in the sense of smell. parosmia is a distortion of the smell in presence of an existing stimulus . Phantosmia (Cacosmia) is distortion of the smell in absence of an existing stimulus severe acute respiratory syndrome coronavirus2 (SARS-coV-2)which is a global pandemic started in china 2019 one of respiratory tract infection that affect olfaction and cause varying types of smell impairment.
Smell disorders seem to be more common in SARS-coV2 than other respiratory infections as in some patient persist for long time after resolution of respiratory symptoms Current evidence suggest that olfactory impairment results from propensity of SARS-coV2 for neuroinvasion and neurotrophic activities .
Majority of patients experience some level of smell impairment most often temporary as olfactory neuroepithelium has regenerative power .
European study published on 16 July 2020 reported that some patient affected by SARS -coV2 come solely with olfactory symptoms and most of patient recovered within 2 weeks ,smell not recovered in one quarter of patient 15 Once olfactory dysfunction persists more than 2 weeks a therapy should be considered to avoid persistent impairment of smell One of therapies can be used in ttt of smell disorders ( Platelet _rich plasma) PRP is a process in which a small amount of blood from test subject is separated by special centrifugation process.
PRP contains many growth factor which have a neuroregenerative feature as well as therapeutic effect
Study Type
Enrollment (Anticipated)
Phase
- Early Phase 1
Contacts and Locations
Study Contact
- Name: aya na hassani, bacalreos
- Phone Number: 01015582316
- Email: yotaaya10@gmail.com
Study Contact Backup
- Name: ezzat mo saleh, profesor
- Phone Number: 01006722404
- Email: ezzatsaleh@aun.edu.eg
Participation Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- patient age above 18 who suffer from anosmia post severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2 more than two weeks
- Normal airway passage
- CT Nose and Para nasal sinuses does not show any nasal lesion
Exclusion Criteria:
- Lesions obstruct airway as nasal polyps, tumors, chronic sinusitis and severe nasal septum deviation
- Previous Sino nasal surgery
- Atrophic rhinitis
- Diabetic patients and those with medical history of bleeding disorders
- Recieving any medication affect platelets or bone marrow function for 2 weeks prior to testing
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Allocation: N/A
- Interventional Model: Single Group Assignment
- Masking: None (Open Label)
Arms and Interventions
Participant Group / Arm |
Intervention / Treatment |
---|---|
Experimental: value of platlet rich plasma
|
local ingection of platelets rich plasma
|
What is the study measuring?
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
---|---|---|
Change From Baseline in Loss of Smell on the Olfactory Determination etermination Rating scale for COVID-19 (ODoR-19) at 6 Weeks
Time Frame: baseline
|
40 of Participants With Treatment will be improved
|
baseline
|
Collaborators and Investigators
Sponsor
Publications and helpful links
General Publications
- Woo SH, Jeong HS, Kim JP, Koh EH, Lee SU, Jin SM, Kim DH, Sohn JH, Lee SH. Favorable vocal fold wound healing induced by platelet-rich plasma injection. Clin Exp Otorhinolaryngol. 2014 Mar;7(1):47-52. doi: 10.3342/ceo.2014.7.1.47. Epub 2014 Feb 5.
- Baig AM, Khaleeq A, Ali U, Syeda H. Evidence of the COVID-19 Virus Targeting the CNS: Tissue Distribution, Host-Virus Interaction, and Proposed Neurotropic Mechanisms. ACS Chem Neurosci. 2020 Apr 1;11(7):995-998. doi: 10.1021/acschemneuro.0c00122. Epub 2020 Mar 13.
- Chen X, Fang H, Schwob JE. Multipotency of purified, transplanted globose basal cells in olfactory epithelium. J Comp Neurol. 2004 Feb 16;469(4):457-74. doi: 10.1002/cne.11031.
Study record dates
Study Major Dates
Study Start (Anticipated)
Primary Completion (Anticipated)
Study Completion (Anticipated)
Study Registration Dates
First Submitted
First Submitted That Met QC Criteria
First Posted (Actual)
Study Record Updates
Last Update Posted (Actual)
Last Update Submitted That Met QC Criteria
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
- Nervous System Diseases
- Coronavirus Infections
- Coronaviridae Infections
- Nidovirales Infections
- RNA Virus Infections
- Virus Diseases
- Infections
- Respiratory Tract Infections
- Respiratory Tract Diseases
- Neurologic Manifestations
- Sensation Disorders
- Olfaction Disorders
- Severe Acute Respiratory Syndrome
- Anosmia
Other Study ID Numbers
- PRP in anosmia
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
Studies a U.S. FDA-regulated device product
This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.
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