To Explore MR Imaging Radiomics for the Differentiation of Orbital Lymphoma and IgG4-Related Ophthalmic Disease

Table 3

Perceived MR imaging features.

	Orbital lymphoma ()	IgG4-ROD ()	value	value
Margin			<0.01	37.05
Well-defined	14	27
Ill-defined	22	15
Local spread of eyeball or optic nerve			0.02	5.43
Yes	28	22
No	8	20
Extraocular muscles involved			0.12	2.47
Yes	15	25
No	21	17
Flow void sign present on T2WI			0.23	1.44
Yes	14	11
No	22	31
Signal intensity on T1WI			<0.01	18.63
Low	0	0
Iso	36	25
High	0	17
Signal intensity on T2WI			0.59	1.04
Low	26	31
Iso	9	8
High	1	3
Homogeneity			0.75	0.10
Yes	29	35
No	7	7