differential diagnosis

Last reviewed 01/2018

This includes:

  • spinal claudication:
    • typically the pain is relieved by standing with the spine flexed
    • often, a history of low back pain
    • legs may be weak
    • diagnosis can be confirmed by myelogram

  • venous claudication:
    • calf pain relieved by elevating the legs to assist venous drainage
    • signs of chronic venous insufficiency e.g. swelling, lipodermatosclerosis, ulceration
    • diagnosis confirmed by venogram

  • rheological claudication:
    • due to gross hyperviscosity of blood
    • pain usually affects the whole leg, and is relieved by standing still

  • sciatica:
    • pain is usually accentuated by bending or twisting
    • ankle arterial pressures are unchanged or increased after exercise