Aug 16, 2024 · Accessory ossicles of the wrist are commonly seen on plain radiographs of the wrist and associated cross-sectional imaging. Over 20 were originally described 2, although the more common include 1: lunula: between TFCC and triquetrum

Jones J, Ossicles of the wrist and hand. Case study, Radiopaedia.org (Accessed on 02 Mar 2025) https://doi.org/10.53347/rID-24102

An illustration demonstrating all of the ossicles of the hand and wrist. Case Discussion Accessory ossicles of the wrist are commonly seen on plain radiographs of the wrist and associated cross-sectional imaging.

Jan 6, 2025 · Accessory ossicles are secondary ossification centers that remain separate from the adjacent bone. They are usually round or ovoid in shape, occur in typical locations and have well-defined smooth cortical margins on all sides.

Nov 11, 2022 · The os styloideum is an accessory ossicle of the wrist, situated between the 2 nd and 3 rd metacarpal bases. Radiographic appearance. Given its position next to the 2 nd and 3 rd metacarpal bases, it may be mistaken for a fracture, though this should not occur if an adequate lateral radiograph is assessed 2. Related pathology

Feb 16, 2025 · The lunula is an accessory ossicle of the wrist. It lies in the TFCC , between the tip of the ulna styloid process and the triquetrum . It may be fused to the ulna styloid, giving it an elongated appearance.

Sep 16, 2020 · Os radiostyloideum (or persistent radial styloid) is an accessory ossicle of the wrist located adjacent to the radial styloid process and lateral to the mid-portion of the scaphoid.

Dec 31, 2024 · The wrist is a complex synovial joint formed by articulations of the radius, the articular disc of the distal radioulnar joint and the carpal bones. On this page: Article:

Feb 26, 2021 · The accessory ossicles of the wrist can be easily recalled with the mnemonics: LOTTEO 1; HOTELS; Mnemonics LOTTEO. L: l unula; O: os styloideum (carpal boss) T: (os) triangulare; T: (os) trapezium secondarium; E: (os) epilunate; O: os hamuli proprium; HOTELS. H: (os) hamuli propriu m; O: os triangulare; T: (os) trapezium secondarium; E: (os ...

A well corticated bony fragment is seen projecting between the scaphoid and scaphoid facet of radius consistent with an accessory ossicle.