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Video lesson

Examination of Ulcer

How to Describe an Ulcer (Mnemonic: BBEDDS)

  • Basics
    • Site
    • Size
    • Shape
  • Base
    • Colour (red, pink, white, black)
  • Edge
    • Flat, sloping (venous)
    • Punched-out (arterial/neuropathic)
      • Arterial = pain
      • Neuropathic = no pain
    • Undermined (pressure sores)
    • Rolled edge (basal cell carcinoma)
    • Everted edge (squamous cell carcinoma)
  • Depth
    • Measure height (mm) (may or may not be possible in the exam)
  • Discharge
    • Serous (clear), blood, purulent
  • Deformity
  • Surroundings
    • Skin changes
      • Arterial
        • Pallor
        • Shiny skin
        • Hair loss
      • Venous
        • Hemosiderin staining
        • Varicose veins
        • Lipodermatosclerosis
      • Nail changes
    • Colour
    • Scars and deformities
      • Bunions
      • Charcot arthropathy

Venous Ulcer

Common Medical History

  • Varicose veins
  • Thrombosis
  • Leg fracture
  • Right-sided heart failure

Common Examination Findings

  • Varicose veins
  • Edema
  • Venous flares
  • Hemosiderin staining (dark purple or rusty skin discoloration of lower legs)
  • Features of lipodermatosclerosis (Inverted champagne bottle leg)

Common Ulcer Features

  • Located on the lower third of the leg
  • Shallow, poorly defined edges that are usually sloping
  • Granulating and sloughy base
  • Heavy exudate with maceration and hyperkeratotic skin
  • Location: Gaiter Area (lower third of the leg over the medial or lateral malleolus)
  • Edge: Usually sloping and may be irregular
  • Base: Granulating and sloughy
  • Exudate: Usually heavy with maceration and hyperkeratotic skin

Arterial Ulcer

Common Examination Findings

  • Signs of ischemia
    • Cold & pale extremities
    • Hair loss
    • Nail changes
  • Pallor on leg elevation
  • Red on dependence
  • Femoral bruit
  • Absence of one or more pedal pulses
  • Pain
    • Aggravated by leg elevation
    • Relieved by hanging the leg over the side of the bed

Common Ulcer Features

  • Located on toes, bony prominences, sides of feet, heel
  • Punched-out edges
  • Sloughy base or covered by eschar
  • Minimal exudate

Diabetic Ulcer

  • Similar to arterial ulcers
  • On pressure points
  • Painless

Palpation

  • Palpation of the ulcer
  • Palpation of the peripheral pulses
    • Posterior tibialis

Auscultation

  • Femoral artery for bruit
    • High positive predictive value for the detection of peripheral arterial disease
  • Measure ABPI using doppler
    • Less than 0.5 indicates critical ischemia is likely.
    • Less than 0.8 indicates occlusive arterial disease is likely.
    • 0.8 to 1.3 indicates normal arterial flow is likely.
    • More than 1.3 indicates calcified and incompressible arteries.
    • Occlusive arterial disease cannot be excluded through ABPI alone. Arrange duplex ultrasound for further assessment.

Approach to the Examination

  • General appearance
    • Patient in pain or distress
  • Vitals
    • BP
    • Temperature
    • Respiratory Rate
    • Heart Rate
    • Oxygen Saturation
    • CRT (Capillary Refill Time)
      • Capillary refill time is the time it takes for blood to return to the area after pressure is applied and released. Normal capillary refill time should be less than 2 seconds.
  • Inspection
    • Describe Ulcer
    • Can ask if the ulcer is painful or not
    • Check for hairless, shiny skin
  • Palpation
    • CRT
    • Pulse
      • Start from distal and move to proximal
        • Dorsalis Pedis
        • Posterior tibialis
        • Popliteal
        • Femoral
    • Temperature
      • Cold clammy skin: PAD
      • Increased Temperature: Infection
    • Tenderness
      • Around ulcer
  • Movement
    • Ankle
    • Toes
  • Special tests
    • Measure ABPI
    • Berger’s Test
      • Elevate the leg until you see pallor
      • Ask the patient to sit on the edge of the bed with the legs hanging
      • There will be reactive hyperemia
    • Listen for bruit at
      • Aortic bruits (over upper abdomen in the midline)
      • Renal bruits (over the upper abdomen, approximately 2cm superior and lateral to the umbilicus on either side)
      • Iliac bruits (over the lower abdomen, either side of the midline)
    • Mention sensory NE of lower limb, especially protective sensation with 10g monofilament
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