Win an All-Access Pass!
Become a new yearly Curie (Radium) or Roentgen (Gold) Radiopaedia Supporter during December and be in the running to win one of four 12-month All-Access Passes. Find out more.

Accessory navicular syndrome

Case contributed by Dr Ammar Haouimi

Presentation

Painful medial foot.

Patient Data

Age: 30 years
Gender: Male
MRI

There is an accessory bone of triangular shape measuring about 10 mm, adjacent to the posteromedial tuberosity of the navicular bone with a cartilaginous connection between them as well as bone marrow edema involving both the accessory ossicle and navicular bone.

Mild talocrural joint effusion is noted.

 

Case Discussion

MRI features of an accessory navicular syndrome.

The accessory navicular syndrome occurs when a type II accessory navicular becomes painful due to movement across the pseudo-joint between the ossicle and the navicular bone. The MRI shows bone marrow edema involving both the accessory ossicle and navicular bone.

PlayAdd to Share

Case information

rID: 83409
Published: 22nd Oct 2020
Last edited: 22nd Oct 2020
Inclusion in quiz mode: Included
Institution: Aurès Medical Imaging Center - Batna Algeria

Updating… Please wait.

 Unable to process the form. Check for errors and try again.

 Thank you for updating your details.