Invisible Metallic Microfiber in Clothing Presents Unrecognized MRI Risk for Cutaneous Burn

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Fig 1.
A linear erythematous blistering eruption is noted on the patient's right flank minutes after completion of the MR imaging of her brain and spine.
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Fig 2.
The patient wore a Boston Silver T shirt beneath a conventional cotton tee shirt during her imaging study. It was not until after the scan that it was realized that the undershirt, recommended for wear beneath her back brace, contained antimicrobial silver microfibers.
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Fig 3.
A digital radiograph demonstrating the metallic content of the fibers of the undershirt. Left image shows the radiopaque silver microweave fabric from the Boston Silver T. Comparison right image shows cotton fabric from a thermal undershirt.

Routine scanning protocol for scoliosis evaluation

Series	Sequence/ETL	TR (ms)	TE (ms)	ST (mm)	NEX	FOV (mm)	SAR	Active Coil Elements
Sag T2 upper	TSE2d/19	4000	103	3	2	300 × 300	1.313	H3,4, N1,2, S1,2
Sag T1 upper	TSE2d/3	682	9.8	3	2	300 × 300	1.514	H3,4, N1,2
Sag STIR upper	TIR2d/11	5400	18	3	1	300 × 300	0.331	H3,4, N1,2
Cor T2 upper	TSE2d/19	4390	103	3	2	300 × 300	1.514	H3,4, N1,2
Sag T2 middle	TSE2d/19	5310	103	4	2	300 × 300	2.634	S1,2,3
Sag T1 middle	TSE2d/3	429	9.8	4	2	300 × 300	3.67	S1,2,3
Sag STIR middle	TIR2d/11	6831	18	4	1	320 × 320	0.847	S1,2,3
Cor T2 middle	TSE2d/19	4620	103	4	2	320 × 320	3.436	S1,2,3
Sag T2 lower	TSE2d/19	4390	103	4	2	300 × 300	2.921	S2,3,4,5
Sag T1 lower	TSE2d/3	815	9.8	4	2	300 × 300	3.425	S2,3,4,5
Sag STIR lower	TIR2d/9	5800	27	4	1	300 × 300	0.957	S2,3,4,5
Cor T2 lower	TSE2d/19	4620	103	4	2	300 × 300	2.804	S2,3,4,5
Axial T2 upper	TSE2d/17	7700	103	5	1	230 × 230	0.991	H4, N2, S1
Axial T2 middle	TSE2d/17	7700	103	5	1	230 × 230	2.582	S1,2,3
Axial T2 lower	TSE2d/17	7700	103	5	1	230 × 230	2.693	S3,4

Note:—ETL indicates echo-train length; ST, section thickness; Sag, sagittal; Cor, coronal; STIR, short tau inversion recovery; TSE2d, turbo spin-echo 2d; TIR2d, turbo inversion recovery 2d; coil elements: H, head; N, neck; S, spine.