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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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Aneurysm II: Clinical Manifestations and Diagnostic Studies01:21

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Thoracic, aortic arch and abdominal aneurysms are significant vascular conditions that can present with various clinical manifestations and lead to serious complications. Understanding these manifestations and the appropriate diagnostic studies is essential for effective management and treatment.Thoracic Aortic AneurysmsThoracic aortic aneurysms often remain asymptomatic until they reach a size that impinges on adjacent structures. They typically cause deep, diffuse chest pain that radiates to...
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Local Anesthetics: Differential Sensitivity of Nerve Fibers01:24

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Local anesthetics (LAs) block the sodium channels of nerve trunks, sensory nerve endings, and neuromuscular junctions. Although LAs can block all kinds of nerves, the sensitivity of nerve fibers differs according to nerve types and structures. LAs are known to block myelinated fibers faster than unmyelinated ones. Also, they block pain or sensory neurons at low concentrations without affecting the motor neurons involved in muscle contractions. This helps relieve labor pain without affecting the...
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Myasthenia Gravis: Diagnostic Tests01:15

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Myasthenia gravis is an autoimmune condition affecting neuromuscular transmission, causing generalized weakness in skeletal muscles. Initial diagnoses rely on patients' signs, symptoms, and medical history. The challenge lies in distinguishing myasthenia from other muscular dystrophies. An important diagnostic feature is the significant improvement of symptoms after administering anticholinesterase inhibitors.
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Atherosclerosis II: Clinical Manifestations and Diagnostic Tests01:27

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Atherosclerosis is a progressive disorder that leads to the thickening and narrowing of arterial walls due to plaque buildup. This condition can cause various symptoms depending on the arteries affected:Coronary Artery Disease (CAD): This condition affects the coronary arteries and may lead to chest pain (angina), shortness of breath (dyspnea), heart attacks, and other heart disease symptoms.Cerebrovascular Disease: This affects blood flow to the brain, causing transient ischemic attacks (TIAs)...
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Peripheral Artery Disease IV: Nursing Management01:26

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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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Updated: Jul 20, 2025

Nerve Ultrasound Protocol to Detect Dysimmune Neuropathies
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Diagnostic Considerations in Compressive Neuropathies.

Katherine McGurk1, Joseph Anthony Tracey1, Dane N Daley1

  • 1Department of Orthopedic Surgery, Medical University of South Carolina Charleston, SC.

Journal of Hand Surgery Global Online
|July 31, 2023
PubMed
Summary
This summary is machine-generated.

Diagnosing upper extremity nerve compression, like carpal tunnel syndrome, relies on history and physical exams. Emerging technologies like MRI and ultrasound offer new diagnostic value, especially for complex cases.

Keywords:
Carpal tunnel syndromeCubital tunnel syndromeElectrodiagnostic studiesPeripheral nerve compressionPeripheral neuropathy

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Area of Science:

  • Orthopedics
  • Neurology
  • Medical Imaging

Background:

  • Peripheral nerve compression in the upper extremity is a prevalent condition requiring surgical treatment.
  • Common conditions include carpal tunnel, cubital tunnel, and ulnar tunnel syndromes, with ongoing efforts to standardize diagnosis and resource use.
  • Traditional diagnosis heavily relies on patient history and physical examination.

Purpose of the Study:

  • To review the diagnostic approaches for upper extremity nerve compression syndromes.
  • To highlight the evolving role of diagnostic tools beyond traditional methods.
  • To emphasize the utility of new technologies in complex or uncertain cases.

Main Methods:

  • Review of current diagnostic standards for common upper extremity neuropathies.
  • Evaluation of the diminishing proportional role of electrodiagnostic studies.
  • Assessment of emerging technologies: magnetic resonance neurography, advanced ultrasound techniques, and ultrasound-guided injections.

Main Results:

  • Clinical diagnosis remains foundational for common nerve compression syndromes.
  • Electrodiagnostic studies retain value but are proportionally less critical than in prior decades.
  • Advanced imaging and guided injections show promise in enhancing diagnostic accuracy, particularly for rarer conditions or diagnostic ambiguity.

Conclusions:

  • While history and physical exams are key, emerging technologies are becoming integral to the diagnostic algorithm for upper extremity nerve compression.
  • Novel imaging and interventional techniques offer improved diagnostic capabilities, especially in challenging clinical scenarios.
  • Further integration of these advanced tools can refine the diagnosis and management of peripheral nerve compression.