Spine Imaging: Trauma and Degenerative Disease — Flashcards

Flashcard 1: _____ view (or occipitofrontal view) is a radiographic view of the skull where the central ray is angled 20° caudad to the orbitomeatal line.

Answer: Caldwell's

Flashcard 2: _____ is used for the confirmation of the diagnosis of a blowout #

Answer: CT scan

Flashcard 3: Characteristic pattern of corpus callosum degeneration in Marchiafava Bignami disease is known as _____ sign

Answer: Sandwich

Flashcard 4: Dawson fingers are a radiographic feature typically seen in _____

Answer: multiple sclerosis (MS)

Flashcard 5: What is the investigation of choice to identify nerve damage in SCIWORA?_____

Answer: MRI

Flashcard 6: Smaller lesions may be missed on _____ myelography due to its lower signal-to-noise ratio

Answer: MR (X-Ray/MR)

Flashcard 7: Expansion of the contrast-filled space in myelography is seen in _____dural extramedullary tumor.

Answer: intra

Flashcard 8: _____ myelography can help in the evaluation of active CSF leaks.

Answer: MR

Extra: MR myelography is highly sensitive for detecting the presence of extrathecal CSF (the "presence" of a leak) and is non-invasive. CT myelography is traditionally the gold standard for localizing the exact site of the leak before surgical repair.

Flashcard 9: Tigroid white matter on MR imaging is seen in _____ disease.

Answer: Pelizaeus-Merzbacher

Flashcard 10: Pseudotumor cerebri (idiopathic intracranial hypertension) characteristically causes a palsy of which cranial nerve?\n\n_____

Answer: CN VI