2.

磨玻璃和部分实性结节影像学随访策略的区别

The difference of the follow-up strategies between the ground-glass nodules and part solid nodules

Item	Ground-glass nodules (mm)				Part-solid nodules (mm)
	＜5	≥5 to＜6	≥6		＜5	≥5 to＜6	≥6 to＜8	≥8
2016 NCCN Guidelines	No follow-up needed	CT at 3 mo, and annual CT for at least 3 years	CT at 3 mo, and annual CT for at least 3 years		CT at 3 mo, and annual CT for at least 3 years	Biopsy or surgical resection	Biopsy or surgical resection	Biopsy or surgical resection
2017 Fleischner Society Guidelines	No follow-up needed	No follow-up needed	CT at 6-12 mo to confirm persistence, then CT every 2 years until 5 years		No follow-up needed	No follow-up needed	CT at 3-6 mo to confirm persistence, if unchanged and solid component remains 6 mm, annual CT should be performed for 5 years	CT at 3-6 mo to confirm persistence, if unchanged and solid component remains 6 mm, annual CT should be performed for 5 years
2013 ACCP Guidelines	No follow-up needed	Annual CT for at least 3 years	Annual CT for at least 3 years		CT at 3, 12, 24 mo, and then annual CT for at 1-3 years	CT at 3, 12, 24 mo, and then annual CT for at 1-3 years	CT at 3, 12, 24 mo, and then annual CT for at 1-3 years	CT at 3 mo to confirm, persistencIf persistent, biopsy surgical resection if a nodule ＞15 mm at first CT scan，then biopsy, PET or surgical resection
2016 Clinical practice consensus guidelines for Asia	Discuss role of continued surveillance with patient	Annual CT surveillance for at least 3 years, consider ongoing annual CT surveillance after discussion with patient	Annual CT surveillance for at least 3 years, consider ongoing annual CT surveillance after discussion with patient		CT at 3, 12, 24 mo, and then annual CT surveillance	CT at 3, 12, 24 mo, and then annual CT surveillance	CT at 3, 12, 24 mo, and then annual CT surveillance	CT at 3 mo, and consider antimicrobial therapy (nonsurgical or surgical biopsy consider PET scanning for staging before biopsy)