Other nodules. Part solid nodules. New nodules. 6 mm or larger with solid component >=4 mm.
ACR Lung-RADS guidelines suggest the following: Category 4B (Very Suspicious). Diagnostic chest CT with or without contrast; PET/CT may be considered if there is a≥8mm(≥268mm3) solid nodule or solid component; tissue sampling; and/or referral for further clinical evaluation. Management depends on clinical evaluation, patient preference, and the probability of malignancy.
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ACR Lung-RADS guidelines suggest the following: Category 4B (Very Suspicious). Diagnostic chest CT with or without contrast; PET/CT may be considered if there is a≥8mm(≥268mm3) solid nodule or solid component; tissue sampling; and/or referral for further clinical evaluation. Management depends on clinical evaluation, patient preference, and the probability of malignancy.