Table 6.

Chantelau and Grutznel MRI Classification of the Charcot Foot

	Low Severity (without cortical fracture)	High Severity (with cortical fracture)
Active Arthropathy	Mild inflammation/edema No skeletal deformity X-ray is otherwise normal MRI: Abnormal with edema, microfractures and bone bruise	Severe edema/inflammation Severe Skeletal deformity Microfractures on X-ray MRI: Abnormal with edema, macrofractures and bone bruise
Inactive Arthropathy	No inflammation No skeletal deformity X-ray is otherwise normal MRI: No significant edema	No inflammation Skeletal deformity X-ray with past macrofractures MRI: No significant edema