Os radiale externum

Case contributed by Dr Levente István Lánczi


A 5 mm palpable palmar mass at wrist.

Patient Data

Age: 35 years
Gender: Male

Wrist X-ray

An accessory bone is seen laterally to the scaphoid bone. Otherwise normal anatomy.

Annotated image

Annotated images

The accessory bone is annotated on the images.

Case Discussion

A carpal accessory bone is detected radially to the scaphoid.

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Case information

rID: 53009
Published: 28th Apr 2017
Last edited: 16th Jul 2018
Inclusion in quiz mode: Included

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