PMC10152954_01
Initial injury AP radiograph.
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F1
Plain films of the left knee revealed a tibial eminence fracture with a large intraarticular osteochondral fragment and significant joint effusion (Fig. 1 and 2).
Initial injury lateral radiograph.
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F2
Plain films of the left knee revealed a tibial eminence fracture with a large intraarticular osteochondral fragment and significant joint effusion (Fig. 1 and 2).
Coronal T2 MRI sequence demonstrating the tibial spine and posterior medial meniscal root avulsion fractures.
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F3
MRI ultimately revealed a multi-fragmentary tibial spine avulsion fracture running anterior to posterior with complete involvement of the insertions of the ACL, PCL, and posterior horn of the medial meniscus (Fig. 3 and 4).
Sagittal T2 MRI demonstrating ACL and PCL avulsion fractures.
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F4
MRI ultimately revealed a multi-fragmentary tibial spine avulsion fracture running anterior to posterior with complete involvement of the insertions of the ACL, PCL, and posterior horn of the medial meniscus (Fig. 3 and 4).