Thumb sign (chordoma)

Thumb sign

(chordoma) • Chordoma - thumbing the pons sign (illustration) - Ganzer Fall bei Radiopaedia

Gaillard, F. Chordoma - thumbing the pons sign (illustration). Case study, Radiopaedia.org. (accessed on 25 Oct 2022) https://doi.org/10.53347/rID-36088 • CC by-nc-sa 3.0 (modified)

Thumb sign

(chordoma) • Chordoma - clivus - Ganzer Fall bei Radiopaedia

Gaillard, F. Chordoma - clivus. Case study, Radiopaedia.org. (accessed on 25 Oct 2022) https://doi.org/10.53347/rID-4555 • CC by-nc-sa 3.0 (modified)

Radiopaedia • CC-by-nc-sa 3.0 • de

The thumb sign or thumbing of the pons is described in chordomas as is meant to be relatively specific. It is seen in midline sagittal projection as a projection of the tumor indenting the pons .

Thumb sign (chordoma)

See also

Siehe auch: