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Published on: September 26, 2018
Reducing CVD risk - integration of clinical and laboratory criteria
David P Tognarini1, David R Sullivan, David W Thomas
1Aesir Medical Research, Victoria, Australia.
Insights
New Australian guidelines align lipid management and therapy subsidies, focusing on low-density lipoprotein cholesterol. This aims to clarify treatment for patients and clinicians, despite potential initial confusion with updated recommendations.
Area of Science:
- Cardiology
- Clinical Pathology
- Pharmacoeconomics
Background:
- Recent updates to National Heart Foundation of Australia (NHFA) Lipid Management Guidelines and Pharmaceutical Benefits Scheme (PBS) criteria for lipid-lowering therapy have increased alignment.
- NHFA guidelines now emphasize low-density lipoprotein cholesterol (LDL-C) over total cholesterol, a shift supported by literature but potentially confusing for patients and clinicians.
Purpose of the Study:
- Summarize pathology reporting changes following the Australian Pathology Lipid Interest Group's review of NHFA guidelines.
- Compare current PBS criteria for lipid-lowering therapy subsidies with NHFA high-risk categories and treatment targets.
- Provide a treatment algorithm based on PBS criteria, integrating risk factors and lipid levels.
Main Methods:
- Comparative analysis of NHFA guidelines and PBS criteria.
- Review of pathology reporting standards.
- Development of a clinical algorithm for lipid management.
Main Results:
- Greater alignment between NHFA guidelines and PBS criteria for lipid-lowering therapy.
- Potential for confusion regarding LDL-C focus versus total cholesterol.
- An integrated algorithm for treatment decisions based on PBS criteria.
Conclusions:
- Pathology testing is crucial for risk assessment in patients.
- Clinicians must determine absolute cardiovascular risk using comprehensive clinical information.
- Final treatment decisions for lipid management rest with the clinician.
Background:
Recent updates to National Heart Foundation of Australia (NHFA) Lipid management guidelines and Pharmaceutical Benefits Scheme (PBS) criteria for subsidised lipid lowering therapy have resulted in greater alignment between the two documents. However, several recommendations, such as the need to focus on low density lipoprotein cholesterol level rather than total cholesterol, while well supported in the literature, may initially create confusion for both patients and clinicians.
Objective:
This article summarises the likely pathology reporting changes that will occur as a result of a recent review of NHFA guidelines by the Australian Pathology Lipid Interest Group; compares current PBS criteria for subsidised lipid lowering therapy to the NHFA high risk categories and treatment targets; and provides an algorithm for treatment based on the PBS criteria integrating risk factors and lipid levels.
Discussion:
Although pathology testing plays an important role in the assessment of risk in patients, it is ultimately the clinician who must determine the patient's absolute risk based on all relevant previous and current clinical information before the initiation or review of appropriate treatment.
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