From the case: Caton Deschamps index

X-ray
Lateral
Modality: X-ray (Lateral)

- “ Caton Deschamps index = A/B. Normal mean = 1. Ratio greater than 1.3 is highly suggestive of patella alta. ”

Used in the following article:

  • Patellofemoral instability - “ Patellofemoral instability is the clinical syndrome due to morphologic abnormalities in the patellofemoral joint where the patella is prone to rec...”
  • Caton-Deschamps index (knee) - “ The Caton-Deschamps index is a ratio that is used in everyday practice as well as in research to measure patellar height and allows the diagnosis ...”

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