MRI Knowledge Quiz

What is the primary indication for MRI of the kidneys?

• Evaluation of liver lesions

• Evaluation of solid abdominal masses and cysts

• Assessment of adrenal glands

• Imaging of the pancreas

Which patient preparation is crucial for MRI abdomen to minimize artifacts?

• Fasting for 6 hours

• Removal of all metal objects

• Administration of contrast agent

• Sedation for claustrophobic patients

What is the purpose of the breath-hold (BH) technique in MRI abdomen?

• To minimize respiratory artifacts

• To enhance contrast uptake

• To increase spatial resolution

• To reduce scan time

Which sequence is commonly used for MRA renal arteries?

• T2 HASTE

• T1 VIBE Dixon

• T1 FLASH-3D FAT SAT

• T2fs HASTE

What is the optimal time to perform a breast MRI for pre-menopausal women?

• During menstruation

• 1-2 weeks after the start of the menstrual cycle

• 1-2 weeks before the start of the menstrual cycle

• No specific time required

What is the primary reason for using a prone position in breast MRI?

• To minimize motion artifacts

• To enhance contrast uptake

• To increase spatial resolution

• To reduce scan time

Which artifact is commonly encountered in breast MRI due to improper positioning?

• Chemical shift artifact

• Motion artifact

• Positioning artifact

• Dielectric artifact

What is the significance of a Type 3 kinetic curve in breast MRI?

• High probability of being benign

• Intermediate probability of malignancy

• High probability of being malignant

• No significant meaning

Why is it important to empty the bladder and bowel before an MRI of the pelvis?

• To make the patient more comfortable.

• To reduce blurring caused by movement artifacts.

• To speed up the scan time.

• To help the scanner find the right area.

What is the main purpose of using a saturation band during a pelvic MRI scan?

• To make the images brighter.

• To reduce unwanted interference (artifacts) from blood vessels and bowel movement.

• To focus the magnetic field.

• To protect the patient from noise.