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Changes in oxidative stress and microcirculation by low-density lipoprotein apheresis
1Department of Dialysis Therapy, Social Insurance Chukyo Hospital, Minami-ku, Nagoya, Japan. ca8m-stu@asahi-net.or.jp
Summary
Low-density lipoprotein apheresis (LDLA) improves microcirculation and offers antiatherogenic effects in peripheral arterial disease (PAD) patients. This treatment may prevent atherosclerosis progression and improve long-term outcomes.
Area of Science:
- Cardiovascular Medicine
- Vascular Biology
- Medical Technology
Background:
- Peripheral arterial disease (PAD) is a manifestation of systemic atherosclerosis.
- Microcirculatory dysfunction is an early feature of PAD.
- Current treatments for PAD have limitations in addressing underlying atherogenic processes.
Purpose of the Study:
- To investigate the effects of low-density lipoprotein apheresis (LDLA) on microcirculation in PAD patients.
- To explore the potential antiatherogenic mechanisms of LDLA in PAD.
- To assess the impact of LDLA on the long-term prognosis of PAD.
Main Methods:
- LDLA involves the selective removal of atherogenic lipoproteins, primarily low-density lipoprotein (LDL).
- Assessment of microcirculatory parameters before and during early stages of LDLA treatment.
- Evaluation of potential biochemical and rheological changes associated with LDLA.
Main Results:
- LDLA treatment led to significant improvements in microcirculation during the early stages.
- Potential mechanisms include suppression of oxidative stress and improved endothelial function.
- Aggressive removal of LDL may inhibit the development of atherosclerosis.
Conclusions:
- LDLA demonstrates early benefits on microcirculation in PAD.
- LDLA may possess antiatherogenic properties by targeting key factors in atherosclerosis.
- Repeated LDLA could prevent disease progression and improve long-term prognosis in PAD patients.