KEY FACTS Terminology Synonyms: Hirayama flexion myelopathy, juvenile spinal muscular atrophy, monomelic amyotrophy, juvenile asymmetric segmental spinal muscular atrophy Definition: Cervical myelopathy related to anterior displacement of posterior cervical dura with flexion Imaging Asymmetric cord atrophy Flexion study shows increased…
KEY FACTS Terminology Posttraumatic avascular necrosis of vertebral body Imaging Radiographs, CT Loss of height, sclerosis of vertebral body Narrow, horizontally oriented band of gas in vertebral body Filling cleft in vertebral body due to fracture nonunion MR Vertebral body…
KEY FACTS Terminology McCune-Albright syndrome: Polyostotic fibrous dysplasia (FD), precocious puberty, café au lait skin lesions 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…
KEY FACTS Terminology Hydromyelia = cystic central canal dilatation Syringomyelia = cystic spinal cord cavity not contiguous with central cord canal Syringobulbia = brainstem syrinx extension You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy…
KEY FACTS Terminology Dilatation of arachnoid and dura of spinal posterior nerve root sheath containing nerve fibers You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member.…
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KEY FACTS Terminology CSF flow-related phenomenon due to time of flight (TOF) effects and turbulent flow Imaging Location: Intrathecal, subarachnoid space Most prominent in cervical and thoracic spine Low or high signal intensity Ill-defined margins Top Differential Diagnoses Vascular malformation,…
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KEY FACTS 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
KEY FACTS 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