Apple core sign (femur)
Last revised by Candace Makeda Moore
on 2 Sep 2024
Citation, DOI, disclosures and article data
Citation:
Niknejad M, Moore C, Knipe H, et al. Apple core sign (femur). Reference article, Radiopaedia.org (Accessed on 30 Dec 2024) https://doi.org/10.53347/rID-21966
Permalink:
rID:
21966
Article created:
Disclosures:
At the time the article was created Mohammad Niknejad had no recorded disclosures.
View Mohammad Niknejad's current disclosures
Last revised:
2 Sep 2024,
Candace Makeda Moore
Disclosures:
At the time the article was last revised Candace Makeda Moore had no financial relationships to ineligible companies to disclose.
View Candace Makeda Moore's current disclosures
Revisions:
10 times, by
7 contributors -
see full revision history and disclosures
Systems:
Sections:
Synonyms:
- Apple core sign of the femur
The apple core sign has been used to describe the circumferential erosion of the femoral neck seen in synovial chondromatosis. Although this is the most common process that may lead to an apple core erosion of the femoral neck, this sign has also been observed with various pathological processes effecting the synovial membrane including:
See also
References
- 1. M.E. Mulligan. Classic Radiologic Signs. (1996) ISBN: 9781850706649 - Google Books
- 2. Goldberg R, Weissman B, Naimark A, Braunstein E. Femoral Neck Erosions: Sign of Hip Joint Synovial Disease. AJR Am J Roentgenol. 1983;141(1):107-11. doi:10.2214/ajr.141.1.107 - Pubmed
- 3. Jeffrey Klein, William E. Brant, Emily N. Vinson et al. Brant and Helms' Fundamentals of Diagnostic Radiology. (2018) ISBN: 9781496367396 - Google Books
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