CKD Progression Prediction via Biomarker Risk Stratification

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Solution Overview

Problem

Current clinical practices lack effective tools for identifying individuals with chronic kidney disease (CKD) at high risk of progression, making it challenging to tailor therapy and predict disease outcomes, which hinders the development of novel therapeutic approaches.

Innovation Solution

A method involving the detection of biomarkers such as GDF-15, EGF, NT-proBNP, ApoH, and albumin to creatinine ratio (AUCR) in patient samples, comparing their levels to reference amounts to identify subjects at increased risk of CKD progression, allowing for personalized treatment strategies.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional clinical practices are used for CKD management, then general treatment approaches are applied, but the ability to identify high-risk patients for personalized therapy is lost

Engineering Contradiction:
Improvepersonalized treatment capabilityVSAvoiddisease progression risk information
Core Design Contradiction:
Adaptability or versatilityVSLoss of information

Solution Approach 1:

The patent segments the heterogeneous CKD patient population into distinct risk groups (high-risk and low-risk) based on biomarker profiles. This segmentation enables personalized treatment strategies by identifying specific subsets of patients who would benefit most from intensive therapy or novel interventions, rather than applying uniform treatment to all CKD patients.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent performs preliminary risk stratification using biomarker detection (GDF-15, EGF, NT-proBNP, ApoH, AUCR) before initiating or intensifying therapy. This preliminary action allows clinicians to identify high-risk patients early, enabling proactive personalized treatment planning and avoiding unnecessary interventions in low-risk patients.

Inventive Principle:
Principle #10Preliminary action

2Measurement precision

If biomarker detection methods are implemented, then early identification of high-risk patients is achieved, but the complexity of clinical testing increases

Engineering Contradiction:
Improvedisease progression prediction accuracyVSAvoidbiomarker testing complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent employs a multi-functional biomarker panel where five different biomarkers (GDF-15, EGF, NT-proBNP, ApoH, and AUCR) collectively provide comprehensive risk assessment. This universal approach allows a single testing protocol to capture multiple aspects of disease progression risk, improving measurement precision while consolidating what could otherwise be multiple separate tests.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent uses biomarker levels as surrogate copies or proxies for the complex underlying pathological processes driving CKD progression. Instead of directly measuring disease progression (which would require complex longitudinal monitoring), the biomarkers serve as measurable copies that correlate with progression risk, simplifying the assessment while maintaining predictive accuracy.

Inventive Principle:
Principle #26Copying

3Reliability

If intensive monitoring and therapy are applied to all CKD patients, then treatment efficacy may be improved, but unnecessary interventions are performed on low-risk patients

Engineering Contradiction:
Improvetreatment efficacyVSAvoidunnecessary intervention harm
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent applies local quality by tailoring the intensity of monitoring and therapy to the specific risk profile of each patient group. High-risk patients identified through biomarker elevation receive intensive monitoring and novel therapeutic interventions, while low-risk patients receive standard care. This localized approach optimizes treatment efficacy for those who need it most while avoiding harmful unnecessary interventions in low-risk patients.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent takes preliminary anti-action by identifying and flagging high-risk patients before disease progression occurs. Through early biomarker detection, the system preemptively counteracts the risk of progression by enabling timely intensification of therapy, while simultaneously preventing the harmful effect of unnecessary intensive therapy in low-risk patients who would not benefit from such interventions.

Inventive Principle:
Principle #9Preliminary anti-action

Data Source

PatentUS10274502B2Biomarkers and methods for progression prediction for chronic kidney disease
Publication Date: 2019.04.30 THE RGT UNIV OF MICHIGAN
  • US10274502B2 patent drawing
  • US10274502B2 patent drawing
  • US10274502B2 patent drawing

AI summary

Subject of the present invention are biomarkers and methods for the identification of an increased risk of the progression of chronic kidney disease (CKD), or for monitoring chronic kidney disease therapy, comprising the detecting the level of one or more of NTpro BNP, EGF, Apo H, GDF-15, and albumin-to-creatinine ratio.