Skin Changes of the Leg | Diabetic Exam - MedSchool
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Diabetic Exam
 
 
Diabetic Exam
Skin changes and overall poor skin condition of the lower limb may occur due to soft tissue disease; arterial, venous or lymphatic insufficiency; loss of afferent nerve supply or simply poor self-care.
 

Skin Changes of the Leg

 
 

Overview

  • Skin changes and overall poor skin condition of the lower limb may occur due to soft tissue disease; arterial, venous or lymphatic insufficiency; loss of afferent nerve supply or simply poor self-care.

Venous Skin Changes

    • Look For

    • Oedema
    • Venous eczema
    • Hyperpigmentation
    • White scar tissue (atrophie blanche)
    • Induration - fibrosis of subcutaneous fat (lipodermatosclerosis)
    • Significance

    • Venous insufficiency.
    • Causes of Venous Skin Changes

    • Venous hypertension due to incompetent valves
    • Venous outflow obstruction
    • Calf-muscle pump failure - obesity, immobility

Arterial Skin Changes

    • Look For

    • Absent pedal pulses
    • Thin / shiny skin
    • Cool skin
    • Hair loss
    • Significance

    • Partial or complete arterial occlusion.
    • Causes of Arterial Skin Changes

    • Atherosclerosis
    • Diabetes
    • Thromboangiitis
    • Vasculitis

Overview

  • The term trophic derives from the Greek trophe, meaning 'nourishment'.
Last updated on December 1st, 2019
 
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