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Related Concept Videos

Diabetic Foot Ulcer01:31

Diabetic Foot Ulcer

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Definition A diabetic foot ulcer (DFU) is a chronic, non-healing wound that develops in individuals with diabetes. It typically occurs on pressure-bearing areas such as the heel, metatarsal heads, or hallux, and carries a high risk of infection and amputation.Pathophysiology • The development of DFUs can be explained by four interconnected mechanisms: neuropathy, ischemia, infection, and impaired wound healing. • Neuropathy is the most common factor. Sensory...
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Muscles of the Leg that Move the Foot and Toes01:28

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The human leg comprises an intricate system of muscles that facilitate the movement of feet and toes. Within this system, the muscles are categorized into the anterior, lateral, and posterior compartments, each with a unique set of muscles carrying out specific functions.
Anterior Compartment
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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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Pulse assessment sites are crucial in evaluating a patient's cardiovascular health. By assessing the pulsations of arteries at specific anatomical locations, healthcare professionals can gather valuable information about blood flow, heart rate, and peripheral circulation. Understanding these pulse assessment sites is essential for conducting comprehensive cardiovascular evaluations and monitoring patients' overall health. These sites are strategically chosen due to the accessibility and...
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Skin is the first line of defense and encounters a variety of microbes. Some pathogenic strains are often the cause of a broad range of infections of the skin and other body systems. These conditions can affect people of all ages and may have different causes, including genetic factors, infections, autoimmune reactions, environmental factors, and lifestyle choices.
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Endocarditis can present various clinical features depending on the causative organism and the patient's underlying health conditions. Initially, the clinical features of infective endocarditis develop gradually, presenting with nonspecific symptoms that can be easily mistaken for other illnesses.General SymptomsEarly symptoms of infective endocarditis are fever, chills, weakness, malaise, fatigue, and weight loss. These symptoms reflect the systemic nature of the infection and the body's...
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[Foot lesions].

C Stelzner1, S Schellong, U Wollina

  • 1Medizinische Klinik 2, Krankenhaus Dresden-Friedrichstadt, Städtisches Klinikum, Friedrichstr. 41, 01067, Dresden, Deutschland, stelzner-ch@khdf.de.

Der Internist
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Summary
This summary is machine-generated.

Diabetic foot syndrome (DFS) and peripheral artery occlusive disease (PAOD) present serious foot lesions. Early diagnosis of these and other foot conditions like blue toe syndrome is crucial for patient outcomes.

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Area of Science:

  • Vascular Medicine
  • Dermatology
  • Endocrinology

Context:

  • The foot is a common site for manifestations of systemic diseases.
  • Diabetic foot syndrome (DFS) poses significant health risks due to neuropathy, infection, and ischemia.
  • Peripheral artery occlusive disease (PAOD) also causes acral lesions, though generally less life-threatening than DFS.

Purpose:

  • To review the diverse internal diseases affecting the foot.
  • To highlight the diagnostic features of various foot pathologies, including DFS, PAOD, venous insufficiency, cholesterol embolization, podagra, and mycosis.
  • To emphasize the importance of early diagnosis for conditions with potentially severe systemic implications.

Summary:

  • DFS pathophysiology involves neuropathy, infection, and ischemia, with lesions potentially leading to phlegmone and septicemia.
  • PAOD acral lesions, while distinct, carry a lower life-threatening potential than DFS.
  • Other causes include venous insufficiency (haemosiderosis), cholesterol embolization (blue toe syndrome), podagra, and foot mycosis, each with unique diagnostic markers.

Impact:

  • Facilitates accurate diagnosis of complex foot conditions.
  • Improves understanding of the differential diagnosis for foot lesions.
  • Provides a foundation for timely and appropriate clinical management strategies.