Table 1.

Patients (sorted by time from mTBI) demographics and imaging findings.

Patient	Age/Gender	TBI Cause	GCS	LOC duration1	Time from injury2	Self-reported symptoms on scan date3	MRI Findings
1	40/M	Fall	15	3	3	NS, V	Unremarkable
2	41/M	Fall	15	<1	5	NS, H, D, S	“
3	42/M	Fall	14	5	5	H, N, S, M	“
4	22/M	Assault	13	30	6	NS, H, N, P	“
5	18/M	Assault	15	20	10	None	“
6	25/M	Assault	15	25	10	H	Right frontal convexity arachnoid cyst
7	27/M	Assault	15	<1	12	None	Unremarkable
8	29/M	Bike fall	15	15	13	“	“
9	25/F	4 Ped/Auto	15	2	14	“	“
10	32/M	Assault	15	2	17	H, D, S, M	“
11	23/M	Assault	14	30	18	None	Two ovoid foci of abnormal T2 hyperintensities in left frontal lobe subcortical white matter with nonspecific etiology
12	23/M	Assault	15	30	18	NS, H, D, N, M	Unremarkable
13	24/M	Assault	n/a	30	18	None	“
14	18/M	Ped/Auto	15	15	19	H, D, M	“
15	19/M	Assault	14	30	19	None	“
16	51/M	5 MVA	14	30	19	NS, H	Few punctate foci of abnormal T2 hyperintensities in frontal and parietal lobe subcortical white matter with nonspecific etiology
17	37/M	Fall	15	2	20	NS, H, D, N, P	Unremarkable
18	51/F	Bike fall	14	30	20	NS, H, D, N, P, S, PH	Stable right cerebellopontine angle arachnoid cyst
19	36/M	Fall	15	<1	23	None	Unremarkable
20	35/M	Sport collision	15	<1	24	“	“
21	28/F	6 Bike/Auto	15	20	29	NS, H, D, N, P, S	“
22	38/M	Fall	15	<1	31	None	“
23	56/M	Assault	15	<1	40	NS, P	“
24	32/F	Fall	15	1	43	NS, D, M	“
25	44/F	Ped/Auto	15	<1	54	D, P, M	“
26	50/M	Fall	15	<1	55	NS, H, D, N, P, S, M, PH	“
Avg.	33±11		14.7±0.5	12±13	21±14

¹Minutes,

²Days,

³most to least common: H - headache, NS - neck stiffness, D - dizziness, M -memory deficits, N - nausea, P - photophobia, S - sleep disturbance, PH - paresthesia (hand), V - blurred vision,

⁴Ped/Auto – pedestrian struck by car.

⁵MVA – motor vehicle accident.

⁶Bike/Auto – bicyclist struck by car. Bold: average ± standard deviation.