Correct!
5. All of the above

Dermatology consultation is indicated for the scaly lesions on the patient’s elbows and knees. The dermatologist thought this was consistent with psoriasis. Pulmonary function testing is indicated because of the shortness of breath. The connective tissue panel is indicated because of the previous diagnosis of rheumatoid arthritis. Lastly, the thoracic CT scan is indicated to be better detect and define the interstitial changes observed on the chest x-ray.
The thoracic CT scan is shown in figure 1.

Figure 1. Representative images from the thoracic CT scan. To view Figure 1 in a separate enlarged window click here .

Which of the following best describe the CT scan? (Click on the corrrect answer to be directed to the third of six pages)

1. The thoracic CT scan shows reticulation in the mid and lower lung fields.
2. The thoracic CT scan contains multiple cavitating nodules.
3. The thoracic CT scan shows architectural distortion, ground glass, and traction bronchiectasis.
4. 1 and 3
5. All of the above

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