Impact of lung-RADS classification system on the accurate diagnosis of pulmonary nodular lesions in oncology patients

Egyptian Journal of Radiology and Nuclear Medicine

Table 4 Categorization of benign lung nodules (lung-RRADS score 1–3): “group I” (no. = 86 nodules)

RADS score	Size	Lesion density	Lesion no.	% for all lesions	Radio-diagnosis
1	Any	Fully-pop corn calcification	13	6.5%	Benign
1	Any	Fatty containing	5	2.5%	Benign
2	6–< 30 mm	Solid pre-fissural/+ground glass appearance	29	14.5%	Benign
2	< 6 mm	Sub-solid/semi-solid	13	6.5%	Benign
3	≥ 6 to < 8 mm	Solid	17	8.5%	Benign
	≥ 6 mm with solid component < 6 mm,	Part solid	6	3%
	≥ 30 mm	Non-solid	3	1.5%