COD 201 - A Nodule in a Smoker - What Now?

Case:

74-years old with a 25-pack years history of smoking. He had a lesion in the left ureter and came for imaging.

Smoking related changes (Fig. 1)

• Confluent centrilobular emphysema
• Subtle mild paraseptal emphysema
• Respiratory bronchiolitis

He also had a lung nodule

The video walks through how to read a smoker's CT in "smoker's protocol" mode.

• The spectrum of smoking-related lung changes
• Hunting for nodules with 5–7 mm MIPs
• Characterising what we find — a lobulated, cavitated nodule with subtle spiculation
• Applying Lung-RADS 2022 — categories 1, 2, 3, 4A, 4B, 4X