Clinical trials: Staining
Corneal Staining
A Clinical Comparison of Marketed Lens Care Solutions With Avaira Lens Brand
This study is a clinical comparison of the biocompatibility of several multipurpose solutions, Renu Fresh, Optifree Replenish, and ClearCare, and saline as a control solution among adapted hydrogel contact lens wearers wearing…
- Trial name
- NCT01335750
- Testing
- Multipurpose Solution #1, Multipurpose Solution #2, Mutlipurpose Solution #3
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Vascular Diseases, Vascular Malformation
A New Approach in Laser Surgery Using the Regenerative Solution in Children Diagnosed With Vascular Pathology
Laser treatment (LT) is the first-line treatment for Vascular Pathology. However even when LT is based on the selective photothermolysis it causes the first-degree burns.
- Conditions
- Vascular Diseases, Vascular Malformation, Capillary Malformation-Arteriovenous Malformation, Port-Wine Stain
- Trial name
- DOUBLE-SKIN (NCT04999618)
- Testing
- Haemoblock
- Where
- Russia
- Volunteers
- 200 people
- Sponsor
- Center for Vascular Pathology, Moscow
Bloodstream Infection Due to Central Venous Catheter
Anticipative Diagnosis of Central Venous Catheter Related Bloodstream Infections
Up to date methods for diagnosis of Catheter Related Bloodstream Infections (CRBSI) are performed only when CRBSI is clinically suspected.
- Trial name
- NCT01481038
- Where
- Austria
- Volunteers
- 150 people
- Sponsor
- Medical University of Graz
Port-wine Stains (PWS), Vascular Birthmark
AdvaTx Laser Treatment for Vascular Birthmarks
The primary objective of the present study is to get experiences with the use of CE-marked ADVATx laser treatment for port-wine stains.
- Trial name
- ADVA-PWS (NCT07250945)
- Testing
- ADVATx laser treatment
- Where
- Hungary
- Volunteers
- 20 people
- Sponsor
- Szeged University
Dry Eye
Kynex Versus Refresh Plus Study in Subject With Dry Eye
The effect of Kynex versus Refresh Plus in subjects with mild to moderate dry eye.
- Trial name
- NCT00809198
- Testing
- Sodium Hyaluronate, Carboxymethylcellulose sodium
- Volunteers
- 67 people
- Sponsor
- Alcon Research
Eosinophilic Esophagitis
Food Antigen in Eosinophilic Esophagitis
The relationship or effect of food antigen (wheat based soy sauce) in eosinophilic esophagitis. It is believed that when food antigens are exposed to the esophageal tissue it starts an chronic allergy-based inflammation.
- Trial name
- EoE (NCT02434705)
- Testing
- Antigen (wheat base soy sauce) spray
- Where
- United States
- Volunteers
- 72 people
- Sponsor
- Mayo Clinic
Port Wine Stain
The Role of Angiogenesis-related Pathways in the Development of Port Wine Stains
1. Port wine stain (PWS) is a congenital, progressive vascular malformation of human skin involving the superficial vascular plexus that occurs in estimated 3-5 children per 1,000 live births.
- Trial name
- NCT03948997
- Testing
- Pulsed dye laser (PDL)
- Volunteers
- 80 people
- Sponsor
- xjpfW
Colorectal Neoplasms, Colonic Polyps
Evaluation of Versatile Intelligent Staining Technology (VIST) and Spectral Flexible Imaging (SFI) for Detection and Optical Characterization of Colorectal Lesions: A Prospective Randomized Controlled Study
This prospective randomized controlled study aims to evaluate the diagnostic accuracy of Versatile Intelligent Staining Technology (VIST) and Spectral Flexible Imaging (SFI) for detection and optical characterization of…
- Conditions
- Colorectal Neoplasms, Colonic Polyps, Adenoma, Serrated Polyps
- Trial name
- INSIGHT (NCT07797361)
- Testing
- White Light Endoscopy, Versatile Intelligent Staining Technology, Spectral Flexible Imaging
- Where
- Brazil
- Volunteers
- 990 people
- Sponsor
- Alexandre Vontobel Padoin
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
Adenoma Colon
Effect of Water Exchange Plus Acetic Acid Staining on the Detection of Flat Polyps During Colonoscopy
Our previous study (Am. J. Gastroenterol. 2017 04;112(4)) showed that water exchange (WE) colonoscopy was able to increase the detection of flat adenomas as well as overall ADR.
- Trial name
- NCT04464135
- Testing
- acetic acid staining, Water exchange colonoscopy
- Where
- 4 sites in China
- Volunteers
- 300 people
- Sponsor
- Air Force Military Medical University, China
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
Breast Cancer
Clinical Application of Dual Sentinel Lymph Node Staining Method in Breast Cancer
This study aimed to evaluate the feasibility of dual sentinel node staining method using mixture of indocyanine green(ICG) and radioisotope (RI) in breast cancer patients who receive neoadjuvant chemotherapy.
- Trial name
- NCT02168452
- Testing
- sentinel lymph node biopsy(SLNB)
- Where
- South Korea
- Volunteers
- 5 people
- Sponsor
- National Cancer Center, Korea
Meibomian Gland Dysfunction, Dry Eye Syndromes
Ocular Surface Changes and Meibomian Gland Dysfunction in Rheumatologic Patients
This observational study aims to assess the frequency and severity of Meibomian Gland Dysfunction (MGD) and associated ocular surface changes in patients with systemic autoimmune rheumatic diseases compared with healthy…
- Conditions
- Meibomian Gland Dysfunction, Dry Eye Syndromes, Rheumatoid Arthritis, Systemic Lupus Erythematosus
- Trial name
- NCT07810569
- Volunteers
- 150 people
- Sponsor
- Assiut University
Black Staining
Comparison of Erythritol Air-Polishing and Conventional Polishing Following Ultrasonic Scaling on the Relapse of Chromogenic Tooth Staining in Children
The goal of this randomized clinical trial is to compare the effect of erythritol air-polishing and conventional polishing following ultrasonic scaling on the relapse of chromogenic tooth staining in children aged 4-13 years…
- Trial name
- NCT07730658
- Testing
- Guided Biofilm Therapy with erythritol, Conventional Polishing
- Where
- Turkey (Türkiye)
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Marmara University
Contact Lens Solution Toxicity
The Physiological Consequence of Silicone-hydrogel Care-solution Bio-incompatibility
The purpose of this study is to more objectively evaluate potential lens-material/care solution bio-incompatibilities. We will do this by measuring corneal staining and the amount of fluorescein dye diffusion into the eye.
- Trial name
- NCT00829751
- Testing
- PureVision lenses soaked in ReNu Multiplus, PureVision lenses soaked in OptiFree RePlenish
- Where
- United States
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Southern California College of Optometry at Marshall B. Ketchum University
Port Wine Stains
Pulsed Dye Laser Treatment of Port Wine Stain Birthmarks: Comparison of 577 nm Versus 595 nm Wavelengths
Port wine stain are a congenital, progressive vascular malformation of human skin. The pulsed dye laser is approved by the Food and Drug Administration for the treatment of choice.
- Trial name
- NCT00573729
- Testing
- Pulsed Dye Laser 577 nm, Pulsed Dye Laser 595 nm
- Where
- United States
- Volunteers
- 56 people
- Sponsor
- University of California, Irvine
Eyelid Movement Disorders, Eyelid Ptosis Congenital
Müller's Muscle as a New Proprioceptive Organ
Objectives: Upper eyelid retraction was believed to be maintained solely by voluntary contraction of the levator palpebrae superioris (LPS) and frontalis muscles, together with involuntary contraction of the sympathetically…
- Trial name
- NCT03396627
- Testing
- pathological examination
- Where
- Israel
- Volunteers
- 50 people
- Sponsor
- Sheba 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
Conjunctival Staining
Evaluation of Contact Lenses and Conjunctival Staining in Normal Patients
The purpose of this study was to investigate contact lens fit, lens parameters, and conjunctival staining in a sample of subjects with various contact lens/solution combinations.
- Trial name
- NCT00799422
- Testing
- Complete Easy Rub, ReNu MultiPlus, Clear Care
- Where
- United States
- Volunteers
- 26 people
- Sponsor
- Alcon Research
Port Wine Stains
Combined Photodynamic and Pulsed Dye Laser Treatment of Port Wine Stains
This research study was designed to determine the effect on port wine stains (PWS) of liposomal benzoporphyrin derivative monoacid (BPD-MA) termed verteporfin by intravenous (IV) infusion for photodynamic therapy (PDT) or…
- Trial name
- PDT/PDL (NCT00556946)
- Testing
- Combined Photodynamic & Pulsed Dye Laser Treatment
- Where
- United States
- Volunteers
- 17 people
- Sponsor
- University of California, Irvine