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Related Concept Videos

Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation01:21

Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation

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Clinical manifestationsPeripheral Arterial Disease (PAD) manifests through a range of symptoms, from the characteristic intermittent claudication to atypical presentations and severe complications in advanced stages. Intermittent claudication, a hallmark symptom of PAD, presents as exercise-induced muscle pain that typically resolves within minutes of rest. This pain is reproducible and stems from inadequate blood flow, leading to the accumulation of lactic acid produced during anaerobic...
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Peripheral Artery Disease IV: Nursing Management01:26

Peripheral Artery Disease IV: Nursing Management

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 The nursing management of a patient with peripheral artery disease (PAD) begins with a thorough assessment of the patient’s health history and clinical manifestations.AssessmentHealth History: Evaluate the patient’s history of hypertension, hyperlipidemia, family history of cardiovascular issues, and lifestyle factors such as dietary patterns, smoking, and physical activity.Physical Examination:Assess the affected extremity for decreased or absent peripheral pulses,...
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Parentral Nutrition: Centeral and Peripheral Parental Nutrition01:27

Parentral Nutrition: Centeral and Peripheral Parental Nutrition

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Parenteral Nutrition (PN) delivers essential nutrients directly into the bloodstream, bypassing the digestive system. It is commonly used for individuals with severe digestive disorders or conditions that prevent normal nutrient absorption.
PN can be administered through two primary routes:
1. Central Parenteral Nutrition (CPN):
CPN involves delivering a high concentration of nutrients through a large vein. This is typically achieved using a Peripherally Inserted Central Catheter (PICC) or,...
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Peripheral Artery Disease V: Postoperative Nursing Management01:23

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During the postoperative period, it is crucial to focus on maintaining circulation, identifying and managing potential complications, and planning for discharge.Nursing AssessmentVital signs monitoring: Regularly monitor vital signs, including blood pressure, heart rate, respiratory rate, and temperature, to detect early signs of complications such as bleeding and infection.Circulation assessment: Monitor pulses, perform Doppler assessments, and check capillary refill, color, temperature, and...
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Peripheral Artery Disease I: Introduction01:30

Peripheral Artery Disease I: Introduction

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Peripheral artery disease (PAD) predominantly results from atherosclerosis, which involves the accumulation of fatty deposits, or plaques, within the walls of arteries. This causes them to narrow and harden, significantly reducing blood flow. PAD predominantly affects the legs but also impacts other areas, such as the arms, thereby impairing overall circulation and organ function.Etiology of PAD:The principal cause of PAD is atherosclerosis, which results from fatty deposits inside the arterial...
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Peripheral Nervous System: Ganglia and Nerves01:24

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The Peripheral Nervous System (PNS) is a crucial component of the body's neural network, extending beyond the central nervous system (CNS) to bridge the gap between the CNS and the external environment. It encompasses nerves, ganglia, and sensory receptors.
Nerves
The nerve is a bundle of axons that serves as the communication highway in the PNS. Each nerve is ensheathed in a protective layer of connective tissue called the epineurium. This outermost layer safeguards the nerve and supports the...
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Nutritional peripheral neuropathies.

Caroline Kramarz1, Elaine Murphy2, Mary M Reilly1

  • 1Department of Neuromuscular Diseases, Queen Square UCL Institute of Neurology and National Hospital for Neurology and Neurosurgery, London, UK.

Journal of Neurology, Neurosurgery, and Psychiatry
|August 3, 2023
PubMed
Summary
This summary is machine-generated.

Nutritional deficiencies in B-vitamins (B1, B2, B6, B9, B12) are a major cause of peripheral neuropathy globally. Understanding these deficiencies is key to preventing irreversible nerve damage.

Keywords:
B12 DEFICIENCYGENETICSPERIPHERAL NEUROPATHOLOGY

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Area of Science:

  • Neurology
  • Nutritional Science
  • Public Health

Background:

  • Nutritional peripheral neuropathies are a significant global health issue.
  • B-vitamin deficiencies are the most common cause, with increasing prevalence due to dietary trends and bariatric surgery.
  • Historical outbreaks highlight the link between nutritional deficits and neurological conditions.

Purpose of the Study:

  • To review the established link between specific B-vitamins (B1, B2, B6, B9, B12) and peripheral neuropathy.
  • To summarize diagnostic tools for nutritional deficiencies.
  • To explore genetic insights into B-vitamin metabolism and neuropathy.

Main Methods:

  • Literature review of historical human and animal data.
  • Analysis of current diagnostic methods for nutritional deficiencies.
  • Review of recent genetic studies on B-vitamin metabolism.

Main Results:

  • Established causal links between B1, B2, B6, B9, and B12 deficiencies and peripheral neuropathy.
  • Identification of diagnostic tools for nutritional deficiencies.
  • Genetic variants in B-vitamin metabolism inform neuropathy phenotypes.

Conclusions:

  • Improved understanding of B-vitamin deficiencies can prevent peripheral neuropathy.
  • Accurate diagnosis and targeted interventions are crucial for vulnerable populations.
  • Further research into B-vitamin metabolism and neuropathy is warranted.