Correct!
2. Octreotide In111 SPECT-CT scintigraphy shows normal findings

Octreotide In111 SPECT-CT scintigraphy shows normal tracer biodistribution and no abnormal findings. A repeat low-dose dexamethasone suppression test again showed failure to suppress cortisol production. A repeat chest CT (Figure 6) was performed.

Figure 6. Left: representative images from repeat axial unenhanced chest CT. Right: video of repeat axial unenhanced chest CT.

Which of the following represents an appropriate interpretation for this examination? (Click on the correct answer to be directed to the eighth of twelve pages)

1. Unenhanced chest CT shows extensive mosaic perfusion
2. Unenhanced chest CT shows features of fibrotic lung disease
3. Unenhanced chest CT shows multifocal bronchiectasis
4. Unenhanced chest CT shows multifocal lymph node enlargement
5. Unenhanced chest CT shows normal findings

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