Week 4- CROW Boot Flashcards
What is charcot Neuroathropathy?
Relatively painless
Progressive degeneration arthropathy
Can be periosteal
What is Arthropathy?
A disease of a joint
What are the theories that cause charcot neuroathropathy?
Mutliple microtraumas
Increased blood flow
Changes in spinal cord
Osteoporosis
What are the results of neuroathropathy?
Changes in shape and stability
What are the different stages of neuroathropathy?
Acute/Early stage
Advanced/mid-stage
Late stage and Chronic
How long is the acute stage?
1-2 months
How long is the advanced stage?
6 months-1 year
What are the signs during the acute stage?
Limb usually painless, swollen, red, and 5-10 degrees hotter than contralateral limb
What are the signs during the advanced stage?
Warm with reduced swelling
What are the signs of the late stage?
Complete boney healing, temp. equal to contralateral limb.
What are the lab test results for the acute stage?
Unhealed fractures often radiographically present
What are the lab test results for the advanced stage?
Extensive bone demineralization and reabsorption
What are the lab test results for the late stage?
Architectural distortion with shortening and widening of joints
What are the treatment protocols for the acute stage?
Total-contact cast applied. Cast changed 5-7 days and followed in mid-stage
What are the treatment protocols for the advanced stage?
Changing of cast at 1-2 week intervals.
Casting important for retention of foot shape
What are the treatment protocols for the late stage?
Splint, then shoes/inserts for midfoot to forefoot deformities
Neuropathic walker or total contact AFO.
Surgery
What does CROW stand for?
Charcot Restraint Orthotic Walker
What is another name for CROW boot?
Neuropathic walker
What are the purposes for the CROW boot?
Protect limb Immobilize joints Provide arch support Accommodate ulcers Rocker bottom replaces immobilized joints
What are the materials used in a CROW boot?
3/16” Polypropylene 3/8” EVA 1/2” EVA 1/8” EVA 1/4” Aliplast Nylon Crepe 1/4” Soleflex 1/2” Soleflex Silicone Spray Super 77 Spray Glue Strapping
What is the L-code for the CROW boot?
L4631
