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Table 6 Chantelau and Grutznel MRI Classification of the Charcot Foot

From: Charcot stage 0: A review and consideratons for making the correct diagnosis early

  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