ARRT MRI case studies
ARRT MRI · Put your knowledge to work in context.
The ARRT Magnetic Resonance Imaging examination is the assessment ARRT uses when awarding certification and registration in MRI. ARRT describes itself as a leading credentialing organization offering certification and registration across a wide range of radiologic disciplines, serving more than 370,000 registrants, and it lists Magnetic Resonance Imaging among its credential options. The ARRT MRI case studies are 5 cases and about 3,700 words.
1The Burning Antecubital Fossa
R is a 58-year-old outpatient scheduled for a contrast-enhanced liver MRI to characterize a 2.4 cm segment VII lesion seen on ultrasound. His chart lists an eGFR of 36 mL/min/1.73 m² from labs drawn five months ago; he has type 2 diabetes and hypertension.
724 words, about 4 min2Higher Resolution on a Twitching Wrist
L, 41, is referred for MRI of the right wrist after a fall, with ulnar-sided pain and a suspected TFCC tear. Your site is running the 3 T scanner today, and an 8-channel dedicated wrist coil is available.
745 words, about 4 min3The Line That Follows the Frequency Axis
A 1.5 T scanner in a ground-floor suite has developed a problem. For the past week, every brain and cervical spine study shows a faint but distinct bright line and a corresponding dark line, always at the same position along the frequency-encoding axis, present on T1, T2, FLAIR, and DWI.
751 words, about 4 min4Code Blue in Zone IV
A 72-year-old inpatient is 12 minutes into a 25-minute post-contrast brain MRI. He is on 2 L/min of oxygen by nasal cannula fed from wall tubing, and an IV line runs from an MR-conditional pump standing in the magnet room.
729 words, about 4 min5"It's Conditional, So We Can Scan It"
K, 68, has a dual-chamber pacemaker implanted 14 months ago for complete heart block and is pacing-dependent at 50 bpm. The referring office says the device is "MRI conditional" and orders a lumbar spine MRI without contrast for radiculopathy.
751 words, about 4 min