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Spread of Neoplasms

Anatomy-Based Imaging Issues Neoplasms affecting the spine may spread by direct extension via the lymphatic system, the hematogenous route, or along the cerebrospinal fluid pathways. There can also be combinations of these pathways involved with the most typical being hematogenous metastatic dissemination to vertebral bodies with subsequent direct extension into the epidural space. Primary tumors located in soft tissues may extend into the vertebral column by…

Neuromyelitis Optica

KEY FACTS Terminology Synonyms: Devic disease, optic-spinal multiple sclerosis Autoimmune inflammatory disorder involving myelin of neurons of optic nerves and spinal cord with limited brain parenchymal involvement You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here

Abscess, Spinal Cord

KEY FACTS Terminology Infection of spinal cord with necrosis Very rare, typically associated with dermal sinus in children You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here

Paraspinal Abscess

KEY FACTS Terminology Paraspinal phlegmon surrounding peripherally enhancing fluid collections You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here

Fungal and Miscellaneous Osteomyelitis

KEY FACTS Terminology Noncaseating, acid-fast negative or fungal infections primarily occurring as opportunistic infection in immunocompromised patient Involvement of spine and adjacent soft tissue typically secondary to fungal pathogen You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here

Pyogenic Osteomyelitis

KEY FACTS Terminology Definition: Bacterial suppurative infection of vertebrae and intervertebral disc Synonyms: Pyogenic spondylodiscitis, disc space infection Imaging Ill-defined hypointense T1 vertebral marrow with loss of endplate definition on both sides of disc Loss of disc height and abnormal disc signal Destruction of vertebral endplate cortex Vertebral collapse Paraspinal ± epidural infiltrative soft tissue ± loculated fluid collection Follow-up MR Should focus on soft tissue…