Table 3.

T2W MRI features of different types of hepatic alveolar echinococcosis according to Kodama classification and their ADC values

Parameter	Kodama type 1	Kodama type 2	Kodama type 3	Kodama type 4	Kodama type 5	Overall	p-value
No. of lesions (n)	1	6	2	8	2	19
T2W MRI features	Hyperintense micro-vesicular cysts	Heterogeneous signal intensity mass (hypointense solid components and hyperintense cystic component)	Central hyperintense cystic component with surrounding hypointense solid component	Hypointense solid mass	Thick walled hyperintense cystic lesion
Mean ADC ± SD (× 10-3 mm2/s)	2.02	1.82 ± 0.27	1.59 ± 0.12	1.56 ± 0.19	1.72 ± 0.04	1.74 ± 0.48	0.058