Clinical trials: Staining
Undiagnosed IgG4 Related Diseases
Retrospective Study for Diagnosis of Undetected IgG4 Related Diseases in Patients With High Serum IgG4 Levels.
Immunoglobulin G4-related disease (IgG4-RD) is an increasingly recognized syndrome of unknown etiology comprised of a collection of disorders that share specific pathologic, serologic, and clinical features.
- Trial name
- NCT02229448
- Where
- Israel
- Volunteers
- 11 people
- Sponsor
- Meir Medical Center
Sturge Weber Syndrome
Adjunctive Everolimus (RAD 001) Therapy for Epilepsy in Children With Sturge-Weber Syndrome (SWS)
Sturge Weber Syndrome (SWS) is a rare disease that affects the patient's brain and causes benign (non-cancerous) tumors to grow in the brain. One of the symptoms of SWS is epilepsy. People with epilepsy have seizures.
- Trial name
- NCT01997255
- Testing
- Everolimus
- Where
- United States
- Sponsor
- Baylor College of Medicine
Black Stains
Investigating the Bactericidal Effect of Probiotics on Chromogenic Bacteria in Children An In Vivo and In Vitro Study
To investigate the bactericidal effect of probiotics (Streptococcus salivarius M18 and Lactobacillus reuteri) on two types of bacteria (Aggregatibacter actinomycetemcomitans and Actinomyces naeslundii) causing black stains of…
- Trial name
- NCT06834815
- Testing
- Probiotic with Prebiotic
- Where
- Egypt
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Port Wine Stain
Combined Alexandrite and Pulsed Dye Laser Treatment of Port Wine Stain Birthmarks
Port wine stain is a congenital, progressive vascular malformation of skin involving post-capillary venules that occurs in an estimated 4 children per 1,000 live births.
- Trial name
- NCT00580944
- Testing
- laser treatment of port wine stain birthmarks
- Sponsor
- University of California, Irvine
Lynch Syndrome
Diagnosis of Lynch Syndrome Based on Next-generation Sequencing in Colorectal Cancer
The purpose of this study is to determine the proportion of patients diagnosed with Lynch syndrome in colorectal cancer patients with the loss of staining by immunohistochemistry (IHC) of any of the mismatch repair (MMR)…
- Trial name
- NCT03047226
- Testing
- next-generation sequencing
- Where
- 7 sites in China
- Volunteers
- 311 people
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Perceptions, Acceptability
Parental Perceptions and Acceptance of Silver Diamine Fluoride in Italy
Parental perceptions on staining due to Silver Diamine Fluoride (SDF) could affect its implementation in pediatric dentistry. This study represents the second part of a wider project focused on SDF aesthetic acceptability among…
- Conditions
- Perceptions, Acceptability, SDF
- Trial name
- SDF (NCT06300034)
- Where
- Italy
- Volunteers
- 234 people
- Sponsor
- University of Bologna
Foreign Bodies, Ultrasound
Foreign Body Removal With the Assistance of Ultrasound Guidance and Methylene Blue Staining in Children
Soft-tissue foreign bodies (FB) are very commonly observed in pediatric emergency departments. Some are metallic and can be diagnosed easily via X-ray radiography, whereas others are radiolucent and are hence less easily…
- Trial name
- NCT05085509
- Testing
- US guidance and MB staining
- Where
- China
- Volunteers
- 50 people
- Sponsor
- Yuxi Su
Black Stain Dental, Dental Black Stain, Black Stain*, Black Stains, Tooth Stains
Assessment of Salivary Bacterial Level and Dental Caries Experience in a Group of Egyptian Children With Black Stained Teeth
Black stains (BS) are type of extrinsic discoloration of the tooth. It's characterized as dark lines or an incomplete coalescence of dark dots found mostly on cervical third of the crown.
- Trial name
- NCT03563469
- Testing
- Salivary bacterial and pH level
- Volunteers
- 73 people, healthy volunteers welcome
- Sponsor
- Cairo University
Refractive Error, Dry Eye
Determination of Cell Population in Solution-Induced Corneal Staining (SICS) and Symptomatic Versus Asymptomatic Lens Wearers
The purpose of the study is to investigate the corneal epithelial cell response associated with lens wear that results in solution-induced corneal staining (Phase1) and to determine the cell appearance in symptomatic and…
- Trial name
- ABBOTSFORD (NCT01629706)
- Testing
- Balafilcon A contact lens, Habitual contact lenses, Renu multi-purpose solution
- Volunteers
- 92 people
- Sponsor
- CIBA VISION
Wilms Tumor, Relapse
The Use of Immunohistochemical Staining for the Prediction of Wilms Tumour Progression and Recurrence
Wilms' tumour staging and grading are used to give an idea about the prognosis. Advanced staging, diffuse anaplasia, predominant blastemal elements and lymph node invasion are indicators of poor prognosis.
- Conditions
- Wilms Tumor, Relapse, Death
- Trial name
- NCT04758455
- Testing
- P53, Ki67 and Cyclin A IHC.
- Where
- Egypt
- Volunteers
- 75 people
- Sponsor
- Mansoura University
Caries Class Ii
Effect of Nano Care Gold on Marginal Integrity of Resin Composite
The aim of this study to detect the effect of Nano Care Gold on marginal integrity of resin composite restoration
- Trial name
- NCT03669224
- Testing
- Nano Care Gold, No intervention, Chlorhexidine
- Where
- Egypt
- Volunteers
- 57 people, healthy volunteers welcome
- Sponsor
- Cairo University
Port-wine Stains (PWS)
The Angioma's Treatment Evaluation With Laser Doppler Imaging (LDI)
Based on the Doppler effect, Laser Doppler Imaging (LDI) uses the interaction of light with moving erythrocytes to visualize perfusion in the microcirculatory system.
- Trial name
- TALDI (NCT01759082)
- Volunteers
- 20 people
- Sponsor
- University of Lausanne Hospitals
Congenital Cataract
Comparison of Traditional Cataract Surgery and Traditional Surgery Combined Triamcinolone Staining
Previously, the investigators have developed a surgical technique to reduce inflammatory response after congenital cataract surgery.
- Trial name
- NCT04323982
- Testing
- new surgical procedure, traditional surgical procedure
- Where
- China
- Volunteers
- 50 people
- Sponsor
- Sun Yat-sen University
Dental Plaque
Prevalence and Risk Factors of Black Tooth Stains
To assess the prevalence of black tooth stains and their relation with caries experience in the primary dentition of 3-5-year-old children.
- Trial name
- NCT05304247
- Testing
- questionnaire and clinical examination
- Volunteers
- 320 people, healthy volunteers welcome
- Sponsor
- Mennatallah Hesham Elsayed Mohamed Ali
Endometrial Cancer
P53 Immunohistochemistry Abnormal Staining in Endometrial Cancer
Objective: Calculate the incidence of P53 immunohistochemistry abnormal staining in endometrial cancer and to identify its relation with disease stages, pathological types and grading.
- Trial name
- NCT05542940
- Testing
- p 53 immunohistochemistry positive staining and relation to stages ,pathological types and grading
- Where
- Egypt
- Volunteers
- 100 people
- Sponsor
- Hossam Hassan Aly Hassan El Sokkary
Black Stains
Assessment of Black Stains on Teeth in Relation to Salivary Parameters, Periodontal Health, and Body Mass Index in Children
Objective The aim of this study is to compare salivary flow rate, salivary pH, salivary buffering capacity, plaque index, gingival index, DMFT/dft indices, and body mass index (BMI) in systemically healthy children aged 5-10…
- Trial name
- NCT06985446
- Testing
- Study Group:Black stain-positive, Control Group: Black stain-negative
- Where
- Turkey (Türkiye)
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Akdeniz University
Port-wine Stain
Evaluate the Port-wine Stain Birthmark Treatment Before and After Pulsed Dye Laser Treatment
Port-wine stain is a congenital, progressive vascular malformation of human skin involving post-capillary venules that occurs in an estimated 0.3% of children and can alter personality development and psychological in children.
- Trial name
- NCT01774552
- Testing
- Photo Acoustic Microscopy and Optical Coherence tomography
- Where
- United States
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- University of California, Irvine
Black Stain, Black Plaque
Air Polishers With Erythritol in the Treatment of Dental Black Stain of Bacterial Origin
Black stains on the teeth, caused by the accumulation of chromogenic microorganisms that produce iron compounds, are more common in the pediatric population and have a negative impact on dental aesthetics and patients'…
- Trial name
- NCT06720168
- Testing
- Erythritol air polisher, Dental prophylaxis with ultrasonic treatment
- Where
- Spain
- Volunteers
- 40 people
- Sponsor
- Cardenal Herrera University
Gingivitis, Healthy Adult
Comparative Evaluation of the Anti-Plaque and Anti-Gingivitis Effects of Nanobiofusion Gingival Gel (NBF), Placebo Gel, and Commercial Toothpaste
The goal of this clinical trial is to learn if Nanibiofusion Gingival Gel (NBF) is able to reduce dental plaque and gum inflammation in adults.
- Trial name
- NCT07850232
- Testing
- Nano Bio-Fusion (NBF) Gingival Gel, Commercial fluoride toothpaste
- Where
- Jordan
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- King Abdullah University Hospital
Port-Wine Stain
Effect of Pulsed Dye Laser on Photodynamic Therapy of Port-Wine Stains
Port-wine stain (PWS) is a congenital capillary malformation with an incidence of 3-5/1000 newborns and grows commensurately with the affected individual.
- Trial name
- NCT04536740
- Testing
- PDT treatment device
- Volunteers
- 68 people
- Sponsor
- Gang Ma