Adenocarcinoma of the lung

Case contributed by Dr Hani Salam

Presentation

Incidental finding on chest CT.

Patient Data

Age: 70 years
Gender: Male
CT

September 2014

Small ground glass nodule of the right upper lobe.

X-ray

February 2015

The nodule is now visible on frontal chest radiograph.

CT

February 2015

The nodule is now slightly larger and more solid.

CT

May 2015

Interval increase in size of the RUL nodule, which has become more solid. It demonstrates central lucencies which could represent necrosis.

Nuclear medicine

PET-CT (18F-FDG)

Increased FDG uptake in the nodule.

Case Discussion

This case shows the natural history of a pulmonary adenocarcinoma, from its start as a ground glass nodule, demonstrating initially the pre-invasive stage from atypical adenomatous hyperplasia to adenocarcinoma in situ, and then the stage of invasive adenocarcinoma which appears as a more solid nodule.

Pathologically-proven adenocarcinoma.

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Case information

rID: 44092
Published: 17th Apr 2018
Last edited: 22nd Apr 2018
System: Chest
Inclusion in quiz mode: Included

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