Orbital Imaging

4/4/99


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Orbital Imaging

What is required when you order orbital MR studies?

What is the strategy in ordering imaging studies in a child with the diagnosis of retinoblastoma?

What is the strategy in ordering imaging studies in an adult with the diagnosis of intraocular neoplasm?

What are paramagnetic agents?

In which clinical situations are contrast-enhanced MR studies most helpful in the evaluation of a child with leukocoria?

In which clinical situations are contrast-enhanced MR studies most helpful in the eval-uation of an adult with vitreous hemorrhage?

What are the indications for ordering CT orbital studies as a first choice?

What are the indications for ordering MR orbital studies as a first choice?

Name the most common orbital lesions showing a well-circumscribed and sharply delineated appearance on CT and MRI in kids

Name the most common orbital lesions showing a well-circumscribed and sharply delineated appearance on CT and MRI in adults

Name the most common orbital lesions showing an ill defined appearance on CT and MRI in children

Name the most common orbital lesions showing an ill defined appearance on CT and MRI in adults

Which are the ocular and orbital tissues that do not normally enhance on postcontrast MR studies?

In which clinical situation are contrast-enhanced MR studies most helpful in the evaluation of a patient with proptosis?

What are the indications for MR angiography and carotid angiography when imaging orbital lesions?

How can you differentiate optic nerve from optic nerve sheath lesions with CT and MR studies?

MR Features of Normal Ocular and Orbital Tissues

Author: Mounir Bashour

Email: mounirbashour@hotmail.com

Home Page: www.bashour.com/examprep

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