Effect of SGLT2 Inhibition on OCT-A Parameters in Diabetic CKD
Effect of Sodium Glucose co Transporter 2 (SGLT2) Inhibition on Optical Coherence Tomography Angiography (OCT-A) Parameters in Diabetic Chronic Kidney Disease (CKD)
1 other identifier
interventional
90
1 country
1
Brief Summary
Diabetes mellitus is a major and growing problem worldwide with many known micro and macrovascular complications. According to International Diabetes Federation, there were 285 million adults diagnosed with diabetes in 2010 and expected to increase to 439 million adult in 2030. It is a leading cause of chronic kidney disease (CKD) followed by hypertension, glomerulonephritis, and cystic kidney disease. Renal impairment patients metabolize and excrete drugs differently from patients with normal renal function and hence only limited number of oral hypoglycemic agent (OHA) available for them. One of the choices is sodium glucose co-transporter-2 inhibitor (SGLT2i) which is now widely used. Apart from its nephroprotective advantage, it also has additional benefit on cardiovascular and renal function based on EMPA-REG OUTCOME trial. One of the examples of SGLT2i is Empagliflozin (JARDIANCE) tablet, which has FDA U.S. Approval in 2014. It acts by reduces renal reabsorption of filtered glucose and lowers the renal threshold for glucose, thus increases urinary glucose excretion. It can cause osmotic diuresis, which may lead to intravascular volume contraction. Apart from its additional cardiovascular and nephroprotective effect, SGLT2 inhibitor might have additional protective effect to the eye. Nowadays, optical coherence tomography angiography (OCT-A) has emerged as one of a non-invasive methods to study the microvasculature of the retina and choroid. Many studies had discussed regarding-pre clinical changes present on OCT-A in patients without clinical diabetic retinopathy. These pre-clinical changes includes capillary dropout, microaneurysm, neovascularization, venous beading and enlargement of fovea avascular zone. However, there are minimal data and publications on different type of diabetic CKD with OCT-A parameters in diabetic patients. The purpose of this study is to determine the effect of short term SGLT2 inhibition on OCT-A parameters (fovea avascular zone (FAZ) size, vessel density and perfusion density) in diabetic CKD.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P50-P75 for phase_4
Started Dec 2019
Shorter than P25 for phase_4
1 active site
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
Click on a node to explore related trials.
Study Timeline
Key milestones and dates
Study Start
First participant enrolled
December 1, 2019
CompletedFirst Submitted
Initial submission to the registry
December 25, 2019
CompletedFirst Posted
Study publicly available on registry
January 2, 2020
CompletedPrimary Completion
Last participant's last visit for primary outcome
May 1, 2020
CompletedStudy Completion
Last participant's last visit for all outcomes
August 1, 2020
CompletedJanuary 2, 2020
December 1, 2019
5 months
December 25, 2019
December 29, 2019
Conditions
Outcome Measures
Primary Outcomes (3)
Comparison of change in fovea avascular zone within retina of proteinuric and non-proteinuric chronic kidney disease patients treated with SGLT2-inhibitor
Change in fovea vascular zone (FAZ) size (um2) from Baseline using Optical Coherence Tomography Angiography (OCT-A) post-SGLT-2 treatment
After 28 days of treatment
Comparison of change in retinal and choroidal vessel density in proteinuric and non-proteinuric chronic kidney disease patients treated with SGLT2-inhibitor
Change in vessel density (mm-1) from Baseline using Optical Coherence Tomography Angiography (OCT-A) post-SGLT-2 treatment
After 28 days of treatment
Comparison of change in retinal and choroidal vascular perfusion density in proteinuric and non-proteinuric chronic kidney disease patients treated with SGLT2-inhibitor
Change in perfusion density from Baseline using Optical Coherence Tomography Angiography (OCT-A) post-SGLT-2 treatment
After 28 days of treatment
Study Arms (2)
Proteinuric diabetic CKD
ACTIVE COMPARATORTab.empagliflozin 25mg once daily for 28 days
Non-Proteinuric diabetic CKD
ACTIVE COMPARATORTab.empagliflozin 25mg once daily for 28 days
Interventions
Tab.empagliflozin 25mg once daily for 28 days
Optical coherence tomography angiography (OCT-A) is a non-invasive method to study the microvasculature of the retina and choroid.
Eligibility Criteria
You may qualify if:
- Patients diagnosed with Type 2 DM with CKD (eGFR 45 - 60 ml/min/1.7m2)
- Age between 35 and 65 year old
- Patients able to give informed consent to participate in the study.
- Patients previously not on tablet Empagliflozin
You may not qualify if:
- Heart or respiratory failure, recent MI, shock, hypotension
- Pregnancy or lactation.
- Known case of CKD due to other causes such as hypertension, renal calculi, analgesic nephropathy
- Patients with multiple diuretic use.
- Hypersensitivity reactions to SGLT2 group of agents
- Patient underwent previous ocular intervention (surgery, laser or intraocular injection) within 3 months
- Dense cataract which could obscured the fundal view and signal strength on OCT-A
- HbA1c more than 10%
- Systolic blood pressure more than 180mmHg
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (1)
UKM Medical Centre
Kuala Lumpur, Kuala Lumpur, 56000, Malaysia
Related Publications (27)
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PMID: 23042029BACKGROUNDJARDIANCE current prescribing information and medication guide, www.jardiance.com. Boerhringer Ingelheim International GambH.
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PMID: 25633683BACKGROUNDYoshizumi H, Ejima T, Nagao T, Wakisaka M. Recovery from Diabetic Macular Edema in a Diabetic Patient After Minimal Dose of a Sodium Glucose Co-Transporter 2 Inhibitor. Am J Case Rep. 2018 Apr 19;19:462-466. doi: 10.12659/ajcr.909708.
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PMID: 30123844BACKGROUNDSGLT2- inhibition with Empaglifozin Reduces Progression of Diabetic Retinopathy in Patients With High Risk of Diabetic Macular Edema (The SUPER-Trial)
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PMID: 28761762BACKGROUNDSandhu HS, Eladawi N, Elmogy M, Keynton R, Helmy O, Schaal S, El-Baz A. Automated diabetic retinopathy detection using optical coherence tomography angiography: a pilot study. Br J Ophthalmol. 2018 Nov;102(11):1564-1569. doi: 10.1136/bjophthalmol-2017-311489. Epub 2018 Jan 23.
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PMID: 30167660BACKGROUNDLee DH, Yi HC, Bae SH, Cho JH, Choi SW, Kim H. Risk factors for retinal microvascular impairment in type 2 diabetic patients without diabetic retinopathy. PLoS One. 2018 Aug 9;13(8):e0202103. doi: 10.1371/journal.pone.0202103. eCollection 2018.
PMID: 30092018BACKGROUNDTing DSW, Tan GSW, Agrawal R, Yanagi Y, Sie NM, Wong CW, San Yeo IY, Lee SY, Cheung CMG, Wong TY. Optical Coherence Tomographic Angiography in Type 2 Diabetes and Diabetic Retinopathy. JAMA Ophthalmol. 2017 Apr 1;135(4):306-312. doi: 10.1001/jamaophthalmol.2016.5877.
PMID: 28208170BACKGROUNDCheung CY, Tang F, Ng DS, Wong R, Lok J, Sun Z, Tso T, Lam A, Brelen M, Chong KK, Luk AO, Chan JC, Wong TY, Tham CC. The Relationship of Quantitative Retinal Capillary Network to Kidney Function in Type 2 Diabetes. Am J Kidney Dis. 2018 Jun;71(6):916-918. doi: 10.1053/j.ajkd.2017.12.010. Epub 2018 Feb 28. No abstract available.
PMID: 29501263BACKGROUNDCIRRUS HD-OCT User Manual- Models 500, 5000 ©2016 Carl Zeiss Meditec, Inc
BACKGROUND
MeSH Terms
Conditions
Interventions
Condition Hierarchy (Ancestors)
Study Officials
- STUDY CHAIR
Wan Haslina Wan Abdul Halim, M.D
Department of Ophthalmology, UKM Medical Centre
Central Study Contacts
Study Design
- Study Type
- interventional
- Phase
- phase 4
- Allocation
- RANDOMIZED
- Masking
- NONE
- Purpose
- TREATMENT
- Intervention Model
- PARALLEL
- Sponsor Type
- OTHER
- Responsible Party
- PRINCIPAL INVESTIGATOR
- PI Title
- Consultant Ophthalmologist-Cornea And Anterior Segment
Study Record Dates
First Submitted
December 25, 2019
First Posted
January 2, 2020
Study Start
December 1, 2019
Primary Completion
May 1, 2020
Study Completion
August 1, 2020
Last Updated
January 2, 2020
Record last verified: 2019-12