1. Heterotopic Ossification as an Unusual Complication After Guillain-Barré Syndrome: A Case Report 
Su-Ra Ryu, MSc, Jae-Hyung Kim, MD, PhD, In-Sung Choi, MD, PhD, Jae-Young Han, MSc, Sam-Gyu Lee, MD, PhD 
Archives of Physical Medicine and Rehabilitation 
Volume 89, Issue 3, Pages (March 2008)
DOI: /j.apmr
Copyright © 2008 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions

2. Fig 1
(A) The initial simple radiologic imaging of pelvis showed HO on the anteromedial aspect of right femur. (B) The follow-up simple radiologic imaging study after treatment showed decreased ossification on the right femur.
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2008 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions

3. Fig 2
The initial magnetic resonance imaging study showed HO involving both iliopsoas muscles and right femur. The lesion showed low signal intensity on T1-weighted image.
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2008 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions

4. Fig 3
(A) The initial 3-phase bone scan showed hot uptake, increased perfusion, and hyperemia on the anterior portion of right anterior superior iliac spine and the medial aspects of both proximal femurs. (B) The follow-up 3-phase bone scan showed no significant interval changes.
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2008 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions