Clinical trials: Retrospective
Cerebrospinal Fluid Leak
Suturable DuraGen™ PMCF Study
The primary goal of this study is to retrospectively collect data on the safety and efficacy of Suturable DuraGen™.
- Trial name
- NCT04923867
- Testing
- Suturable DuraGen™
- Where
- 3 sites in United States
- Volunteers
- 106 people
- Sponsor
- Integra LifeSciences Corporation
Contrast-induced Nephropathy
Contrast Induced Nephropathy Among Vascular Patients Undergoing Lower Limb Angioplasty
Contrast induced nephropathy (CIN) is an iatrogenic renal injury following intravascular administration of radio-opaque contrast media (CM) in susceptible individuals.
- Trial name
- NCT04879186
- Testing
- Peripheral endovascular angioplasty
- Where
- Singapore
- Volunteers
- 1,500 people
- Sponsor
- Singapore General Hospital
Glaucoma, Ocular Hypertension
Real World Data Study Assessing The Persistency Of Xalacom And The Other Fixed Dose Combination Products, Duotrav And Ganfort, In The United Kingdom
The hypothesis is that there is no difference in persistency between Xalacom and the alternative fixed dose combination products (Duotrav and Ganfort) over a 12 month period.
- Trial name
- NCT01206361
- Testing
- XALACOM, Duotrav, Ganfort
- Volunteers
- 2,015 people
- Sponsor
- Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
COVID, CVD
The Geneva Covid-19 CVD Study
In this study, the investigators propose to analyse the clinical data of all patients admitted in Geneva University Hospitals (HUG) or in a care center in Geneva who are diagnosed with COVID-19.
- Trial name
- NCT04384029
- Testing
- Covid-19 + patients
- Where
- Switzerland
- Volunteers
- 1,927 people
- Sponsor
- François MACH
Diabetic Foot, Amputation
Pattern and Type of Amputation and Mortality Rate Associated With Diabetic Foot in Jeddah, Saudi Arabia: A Retrospective Cohort Study
This study explored the pattern and type of amputations performed on patients with diabetic foot who were admitted to our institution, as well as the 7-year mortality rate of patients with diabetic foot at the same institution.
- Trial name
- NCT05123157
- Testing
- NO intervention
- Where
- Saudi Arabia
- Volunteers
- 358 people
- Sponsor
- King Abdulaziz University
Breast Cancer, Breast Surgery
A Retrospective Analysis of Robot-Assisted Versus Endoscopic Breast-Conserving Surgery for Breast Cancer
Robotic surgical systems provide notable advantages including enhanced dexterity, a magnified three-dimensional high-definition view, and high-resolution imaging, thereby improving operative stability and precision.
- Trial name
- NCT07321145
- Testing
- Robotic breast-conserving surgery, Endoscopic breast-conserving surgery
- Where
- China
- Volunteers
- 200 people
- Sponsor
- Sixth Affiliated Hospital, Sun Yat-sen University
Arbovirus Infections
The Interest of Systematic Screening for Dengue, Chikungunya, and Zika, in Malaria-negative Return Travelers
International travel has increased dramatically in recent years. Vector-borne pathologies such as malaria and arboviruses are common etiologies of post-travel fever, which are prevalent in similar geographical areas (tropical and…
- Trial name
- NCT06651372
- Testing
- The retrospective analyses planned for these samples consist of serological analysis and molecular analysis (RT-PCR ) according to the date of symptoms ons
- Where
- France
- Volunteers
- 200 people
- Sponsor
- University Hospital, Strasbourg, France
Cataract
Retrospective Analysis of the Time Elements for Different Workflow Scenarios During Femtosecond Laser-assisted Cataract Surgery (FLACS) From the Surgeon, Staff, and Patient Perspectives.
This study involves the retrospecitve review of time stamps during surgery to assess the time efficiencies of different workflow scenarios of femtosecond laser-assisted cataract surgery from the surgeon, staff, and patient…
- Trial name
- NCT07038395
- Testing
- workflow
- Where
- United States
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- LensAR Incorporated
Bimaxillary Protrusion
Evaluation of Smile Esthetics in Orthodontically Treated Patients With Bimaxillary-dentoalveolar Protrusion
Evaluation of Smile Esthetics in Orthodontically Treated Adult Female Patients with Bimaxillary-dentoalveolar Protrusion. A Retrospective Cohort Study.
- Trial name
- NCT03074370
- Where
- Egypt
- Volunteers
- 19 people
- Sponsor
- Cairo University
Amyotrophic Lateral Sclerosis (ALS), Amyotrophic Lateral Sclerosis &Amp; Other Neuromuscular Disorders
Amyotrophic Lateral Sclerosis: A Multicenter Retrospective Observational Registry
This retrospective observational study will analyze de-identified clinical data from patients with amyotrophic lateral sclerosis (ALS) collected at multiple centers over 7 years.
- Trial name
- NCT07143656
- Testing
- Imaging and Clinical Reports
- Where
- Poland
- Volunteers
- 36 people
- Sponsor
- Biocells Medical
Covid-19, Lung Cancer
LunG and Melanoma canceR pAtients coVId19 Disease (GRAVID)
This is a multi-centre study on lung cancer patients which experienced COVID-19. Information on clinical features, clinical course, management and outcomes will be collected for both, thoracic cancers and COVID-19 infection.
- Trial name
- GRAVID (NCT04344002)
- Where
- 75 sites in Spain
- Volunteers
- 886 people
- Sponsor
- Spanish Lung Cancer Group
Success Rate Under Segmental Epidural, Post Operative Pain
Segmental Epidural Anesthesia (SEA) V/S General Anesthesia for PCNL
Management of nephrolithiasis has been revolutionized by the advent of shock-wave lithotripsy (ESWL) and percutaneous nephrolithotomy (PCNL).
- Trial name
- AnesthesiaPCNL (NCT02878512)
- Testing
- PCNL under General Anesthesia, Segmental Epidural Anesthesia
- Volunteers
- 60 people
- Sponsor
- Maharashtra University of Health Sciences
Small Fiber Neuropathy
Causes Associated With Small Fiber Neuropathy (SFN).
Small fiber neuropathy (SFN) is an injury of cutaneous nerve fibers, mainly by a decrease in their density within the cutaneous tissue.
- Trial name
- EtioNPF (NCT04170205)
- Where
- France
- Volunteers
- 450 people
- Sponsor
- University Hospital, Brest
Carcinoma, Renal Cell
Incidence, Prevalence, and Symptom Burden Associated With Advanced Renal Cell Carcinoma in Commercially Insured Population (Pharmetrics)
Information on the prevalence of advanced/metastatic renal cell carcinoma and its symptom burden is limited in commercially insured adult patients.
- Trial name
- NCT01381601
- Testing
- Targeted agents indicated in management of advanced/metastatic RCC (sunitinib, sorafenib, bevacizumab, and pazopanib)
- Volunteers
- 1 people
- Sponsor
- GlaxoSmithKline
House Dust Mite Allergy, Bronchial Hyperresponsiveness
Safety of Bronchial Allergen Challenge and Predictors for Positive Reaction.
The present study is aimed to evaluate a bronchial allergen challenge with house dust mite and alternaria. Firstly, the years 2005, 2006, 2007, 2008 and 2009 will be retrospectively reviewed.
- Trial name
- NCT01134757
- Testing
- house dust mite and alternaria allergen bronchial challenge
- Where
- Germany
- Volunteers
- 425 people
- Sponsor
- Johann Wolfgang Goethe University Hospital
Rare Diseases, Neuromyelitis Optica Spectrum Disorder (NMOSD)
Epidemiological Study of Treatment Approaches on AQP4-IgG Positive NMOSD in Russia
This is a multi-centre, retrospective-prospective, single-arm, non-interventional (observational) cohort study with secondary data collection within real-world settings of participants with AQP4-IgG positive NMOSD.
- Trial name
- NCT07247292
- Where
- Russia
- Volunteers
- 3 people
- Sponsor
- AstraZeneca
Cochlear Implantation, Sensorineural Hearing Loss
Retrospectively Investigating Longitudinal Outcomes in MED-EL SONATA 2 Cochlear Implant Recipients.
MED-EL Cochlear Implants (CI) provide auditory sensations via electrical stimulation of the auditory pathways for severely to profoundly hearing-impaired individuals who obtain little or no benefit from acoustic amplification in…
- Trial name
- LORIS (NCT07697911)
- Testing
- Transfer of data of SONATA 2 cochlear implant recipients
- Where
- 2 sites in Spain
- Volunteers
- 200 people
- Sponsor
- MED-EL Elektromedizinische Geräte GmbH
Metastatic Hormonesensitive Prostate Cancer (mHSPC)
An Observational Study to Learn More About How Medicines That Block Male Hormones Are Used in People With Prostate Cancer in Australia
This is a retrospective, observational study looking at real-world prescription data in Australia. The study focuses on adult men with metastatic hormone-sensitive prostate cancer (mHSPC), a type of prostate cancer that has…
- Trial name
- TARA (NCT07223372)
- Where
- Australia
- Volunteers
- 1,000 people
- Sponsor
- Bayer
Pacemaker, Artificial, Cohort Studies
Morbidity, Mortality and Gender Differences in Patients With Pacemakers
Previous publications suggest gender difference in outcome parameters after pacemaker implantation. Aim of this study is to investigate gender differences in patients with pacemaker.
- Conditions
- Pacemaker, Artificial, Cohort Studies, Arrhythmias Requiring Therapy, Cardiac Pacing, Artificial
- Trial name
- NCT03388281
- Testing
- No intervention, retrospective analysis only.
- Volunteers
- 11,444 people
- Sponsor
- Medical University of Vienna
Type 2 Diabetes
Evaluating an Analogy-Based Consultation Approach for Insulin-Treated Type 2 Diabetes Patients
The goal of this retrospective interventional study is to learn whether a new consultation approach called M2-PRIME can help improve blood sugar control in people with type 2 diabetes who use insulin and have high blood sugar…
- Trial name
- ANALOGIES01 (NCT07265245)
- Testing
- M2-PRIME
- Where
- Malaysia
- Volunteers
- 106 people
- Sponsor
- Ministry of Health, Malaysia
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