Presentation
Bilateral knee pain
Patient Data
Age: 20 years
Gender: Female
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Length of patella ligament is 6.4 cm.
Diagonal length of patella is 4.0 cm.
Case Discussion
This case demonstrates a patella alta, confirmed by Insall-Salvati ratio:
- length of patella ligament = diagonal length of patella;
- variations of more than 20% are considered abnormal