Chiari malformations.

Chiari malformations can be serious conditions and their diagnosis often confounds clinicians. When patients present with Chiari malformations, they may have no symptoms or a range of symptoms, many of which can be confused with other neurological conditions. Imaging, and particularly magnetic resonance, plays an important role in diagnosing and treating Chiari malformations.

Multiple myeloma.

After completing this article, readers should be able to: Recognize the signs and symptoms of multiple myeloma. Discuss the process used to confirm a multiple myeloma diagnosis. Identify imaging modalities used to diagnose the disease.