Inca bone
Citation, DOI, disclosures and article data
Citation:
Gaillard F, Elfeky M, Al Kabbani A, et al. Inca bone. Reference article, Radiopaedia.org (Accessed on 24 Mar 2025) https://doi.org/10.53347/rID-5988
Permalink:
rID:
5988
Article created:
Disclosures:
At the time the article was created Frank Gaillard had no recorded disclosures.
View Frank Gaillard's current disclosures
Last revised:
Disclosures:
At the time the article was last revised Mostafa Elfeky had no financial relationships to ineligible companies to disclose.
View Mostafa Elfeky's current disclosures
Revisions:
8 times, by
7 contributors -
see full revision history and disclosures
Systems:
Synonyms:
- Inca bones
- Preinterparietal bone
- Preinterparietal bones
- Pre-interparietal bones
- Pre-interparietal bone
- Os ipactal
- Goethe's ossicle
- Goethe's ossicles
- Goethe ossicle
- Goethe ossicles
- os Inca
The so-called Inca bone, also known as the preinterparietal bone, os Inca, Goethe's ossicle, and os ipactal is a triangular sutural bone located at the previous site of the posterior fontanelle. It is common and a normal variant. The Inca bone is one of the Wormian bones.
History and etymology
The Inca bone is so called because of the supposedly high incidence of Inca bones in Peruvian mummies 3.
References
- 1. S.B. Nayak and K.V. Soumya "Unusual sutural bones at pterion" International Journal of Anatomical Variations (2008) 1: 19–20
- 2. S.B. Nayak "Multiple Wormian bones at the lambdoid suture in an Indian skull" Neuroanatomy (2008) 7: 52–53
- 3. Marathe R, Yogesh A, Pandit S, Joshi M, Trivedi G. Inca - interparietal bones in neurocranium of human skulls in central India. (2010) Journal of neurosciences in rural practice. 1 (1): 14-6. doi:10.4103/0976-3147.63094 - Pubmed
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