Misdiagnosed cartilaginous PCL avulsion in young children.
Bony
Cartilaginous femoral avulsion
Children
MRI
Misdiagnosis
Posterior cruciate ligament
Journal
SICOT-J
ISSN: 2426-8887
Titre abrégé: SICOT J
Pays: France
ID NLM: 101675099
Informations de publication
Date de publication:
2021
2021
Historique:
received:
19
06
2021
accepted:
10
10
2021
entrez:
19
11
2021
pubmed:
20
11
2021
medline:
20
11
2021
Statut:
ppublish
Résumé
Posterior Cruciate Ligaments injuries are rare in children and usually due to bony avulsion fractures or midsubstance tears. This study focused on cartilaginous avulsions initially misdiagnosed despite of MRI assessment. Two 6-year-old boys had cartilaginous avulsion fracture injury at the femoral attachment of the PCL. One had associated medial meniscal lesion and was reinserted. The other conducted to non-union. MRI second lecture reveals an original description with nail-biting sign on cartilage surface of anterior notch, and a close PCL angle without anterior tibial translation. No bone bruise was associated. Similarly, to ACL cartilaginous tibial avulsions, PCL cartilaginous femoral avulsions are underdiagnosed. When knee hemarthrosis occurs under the age of nine, clinician and radiologist should be aware that cartilaginous avulsion of ACL and PCL also could be the main pattern of lesion.
Identifiants
pubmed: 34797212
doi: 10.1051/sicotj/2021052
pii: sicotj210060
pmc: PMC8603924
doi:
Types de publication
Case Reports
Langues
eng
Pagination
57Informations de copyright
© The Authors, published by EDP Sciences, 2021.
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