When Walking Funny Is Not Funny - Page #3
 

Lab Studies:
Complete blood count: normal
Complete metabolic panel: anion gap metabolic acidosis
C-reactive protein: 3.4 mg/dl
Erythrocyte sedimentation rate: 50 mm
Creatine kinase: normal
Urinalysis: unremarkable

Other Studies:
Anteroposterior pelvis x-ray and lateral sacrum/coccyx x-ray: no acute fracture or dislocation
Case Photo #1
Case Photo #2

Magnetic resonance imaging of the entire spine with and without intravenous contrast: large right presacral, partially necrotic mass 4.8 cm x 6.2 cm x 5.6 cm at the anterior right S1 vertebral body with caudal extension to the coccyx and invasion of the right sacrum, right sacral neural foramina and encasement of the right internal iliac artery
Case Photo #3
Magnetic resonance imaging of lumbar spine, sagittal view, STIR

Case Photo #4
Magnetic resonance imaging of S1, axial view, T1 post

Consultations:
Pediatric oncology, orthopedics, neurology

Click here to continue. Challenge yourself by writing down a revised, working diagnosis before moving to the next slide.


NOTE: For more information, please contact the AMSSM, 4000 W. 114th Street, Suite 100, Leawood, KS 66211 (913) 327-1415.
 

© The American Medical Society for Sports Medicine
4000 W. 114th Street, Suite 100
Leawood, KS 66211
Phone: 913.327.1415


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