A Case of Occipitocervical Fixation for Orthotopic Os Odontoideum in a 2-year-old Child with Progressive Floppy Infant

Yosuke Hashimoto; Hisaaki Uchikado; Takehiro Makizono; Chihiro Takashima; Gohsuke Hattori; S Shimokawa; Motohiro Morioka

doi:10.2176/jns-nmc.2025-0362

April 26, 2026NMC Case Report JournalOpen Access

A Case of Occipitocervical Fixation for Orthotopic Os Odontoideum in a 2-year-old Child with Progressive Floppy Infant

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Key Points

This case report aims to address the challenges associated with treating craniocervical instability in a young child.
Describes a surgical intervention involving occipitocervical fixation performed on a 2-year-old child.
Provides context on the rarity and complexity of treating such conditions in infants.
Highlights the surgical approach taken and the adaptability of treatment techniques for underdeveloped bones.
Notes the outcomes in managing progressive symptoms associated with craniocervical instability.

Abstract

Floppy infants caused by craniocervical instability in childhood are extremely rare. Furthermore, due to underdeveloped bone structures, treatment for it is extremely difficult.

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Cite This Study

Hashimoto et al. (2026) studied this question.

synapsesocial.com/papers/69f19f16edf4b46824806287 https://doi.org/10.2176/jns-nmc.2025-0362

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A Case of Occipitocervical Fixation for Orthotopic Os Odontoideum in a 2-year-old Child with Progressive Floppy Infant

Key Points

Abstract

Discussion

Cite This Study

A Case of Occipitocervical Fixation for Orthotopic Os Odontoideum in a 2-year-old Child with Progressive Floppy Infant

Key Points

Abstract

Discussion

Cite This Study

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