Orbits MRI: Collaboration and Diagnostic Evaluation

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What is the primary purpose of immobilization straps and foam pads in orbits MRI?

To facilitate the placement of surface coils

To provide acoustic shielding for the patient

To ensure patient comfort during the examination

To reduce motion artefacts and improve image quality (correct)

What is the recommended gaze direction for the patient during orbits MRI?

Looking straight ahead with the eyes open (correct)

Looking up and to the left

Closing the eyes and focusing on the internal clock

Looking down and to the right

Which of the following is a common indication for performing an orbits MRI?

Investigation of intracranial aneurysms

Evaluation of orbital or ocular mass lesions (correct)

Diagnosis of sinus infections

Assessment of pituitary gland anatomy

What is the purpose of removing eye makeup before the examination?

To prevent image artefacts and patient discomfort Signup and view all the answers

Which type of coil is commonly used for imaging the orbital apex, chiasm, and intracranial optic pathways?

Multi-coil array coil Signup and view all the answers

What is the primary benefit of collaboration between technologists, radiologists, and ophthalmologists during orbits MRI?

Improved diagnostic accuracy Signup and view all the answers

What is the primary reason why a radiologist or healthcare provider should be consulted for pituitary MRI protocol?

To select the most appropriate protocol based on clinical indications and suspected pathology Signup and view all the answers

What is the main benefit of learning about orbits MRI for MRI technologists?

To understand the anatomy and pathology of the eye and surrounding structures Signup and view all the answers

What is a specialized aspect of orbits MRI exams?

Focusing on the structures of the eye sockets and surrounding areas Signup and view all the answers

Why is specific patient positioning important in orbits MRI exams?

To ensure optimal image quality and patient comfort Signup and view all the answers

What is a critical skill for MRI technologists in interpreting orbits MRI results?

Ability to accurately interpret orbits MRI results Signup and view all the answers

What is the primary role of an MRI technologist in performing orbits MRI exams?

To perform specialized exams and understand the specific protocols and techniques Signup and view all the answers

What is the purpose of the longitudinal alignment light in orbit MRI?

To position the patient so that the longitudinal alignment light lies in the midline Signup and view all the answers

What type of MRI sequence is most useful for detecting tumors, inflammation, and trauma in the orbital region?

T1-Weighted Axial Imaging Signup and view all the answers

What is the purpose of the horizontal alignment light in orbit MRI?

To position the patient so that the horizontal alignment light passes through the orbits Signup and view all the answers

What is the purpose of using a Gadolinium-based contrast agent in T1-Weighted Post-Contrast Imaging?

To enhance visualization of lesions, vascular structures, and inflammatory changes in the orbits Signup and view all the answers

What type of MRI sequence is most useful for highlighting soft tissues and identifying conditions such as edema, inflammation, and lesions in the orbital region?

T2-Weighted Axial Imaging Signup and view all the answers

What is the purpose of using straps and foam pads in orbit MRI?

To immobilize the patient's head during the procedure Signup and view all the answers

Orbits MRI: Collaboration and Diagnostic Evaluation

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