Arrival-Time Parametric Imaging in Contrast-Enhanced Ultrasound for Thyroid Nodule Differentiation

27 December 2024 : Clinical Research

Nan Jiang^{ABCDEF 1}, Qian-qing Feng^{ABCDEF 2}, Yue Li^{CD 1}, Xin Yu^{DE 1}, Xiao-ni Su^{CD 1}, Zhuang Jin^{DEFG 1*}

DOI: 10.12659/MSM.945793

Med Sci Monit 2024; 30:e945793

Introduction Material and Methods Results Discussion Conclusions References

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Table 2 Comparison of intergroup qualitative parameters of At-PI in thyroid nodules.

		Benign (n=44)	Malignant (n=83)	χ2/F	P
Enhancement time	Earlier	3 (6.8%)	17 (20.5%)	38.746	<0.001
	Later	17 (38.6%)	61 (73.5%)
	Synchronous	24 (54.5%)	5 (6.0%)
Perfusion mode	Centripetal	14 (31.8%)	54 (65.1%)	38.071^#	<0.001
	Centrifugal	1 (2.3%)	18 (21.7%)
	Diffuse types	29 (65.9%)	11 (13.3%)
Early annular enhancement	Presence	6 (13.6%)	24 (54.5%)	3.233	0.072
Early annular enhancement	Absence	38 (86.4%)	20 (45.5%)	3.233	0.072
Perfusion defect assessment	Presence	23 (27.7%)	17 (20.5%)	15.263	<0.001
Perfusion defect assessment	Absence	60 (72.3%)	66 (79.5%)	15.263	<0.001
^# Fisher’s precision probability test.

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