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Table 4 Chest CT scan findings in patients with DIPNECH vs. patients with other diagnoses

From: Is the combination of bilateral pulmonary nodules and mosaic attenuation on chest CT specific for DIPNECH?

Characteristic

DIPNECH

N = 5

Other diagnoses N = 46

Number of nodules

 2–3

0 (0)

7 (15)

 4–5

0 (0)

3 (7)

 6–10

1 (20)

12 (26)

 > 10

4 (80)

24 (52)

Nodule density

 Solid only

4 (80)

29 (63)

 Solid and subsolid

1 (20)

17 (37)

Lobar predominance

 Upper lobes

0 (0)

3 (7)

 Lower lobes

0 (0)

2 (4)

 Random

5 (100)

41 (89)

Peribronchial distribution**

4 (80)

10 (22)

Bronchial wall thickening

5 (100)

31 (67)

Masses present

0 (0)

5 (11)

Diameter of largest nodule/mass (mm); median (range)

7 (4–30)

8 (3–69)

  1. Data are presented as N (%) unless otherwise specified
  2. DIPNECH: diffuse idiopathic pulmonary neuroendocrine cell hyperplasia
  3. Subsolid attenuations include ground-glass, and part-solid attenuations
  4. **Signifies p-value < 0.05