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Table 5 Distribution of the studied cases according to different parameters (n = 16)

From: Imaging of sino-nasal inverted papilloma: How can we emphasize the usefulness of the “striated pattern” sign?

 

No. (%)

Degree of bony changes

 

  None

6 (37.5%)

  Mild

6 (37.5%)

  Moderate

3 (18.8%)

  Severe

1 (6.3%)

Type of bony changes

 

  None

6 (37.5%)

  Remodeling only

4 (25%)

  Remodeling plus defects

6 (37.5%)

Presence of focal hyperostosis

 

  No

10 (62.5%)

  Yes

6 (37.5%)

ADC value

 

  Mean ± SD

2.1 ± 2.5

  Median (Min.–Max.)

1.2 (1 –9.6)

Pattern

 

  Diffuse

16 (100%)

Direction of growth

 

  Parallel

8 (50%)

  Convoluted

2 (12.5%)

  Divergent

6 (37.5%)

Relation of striation to sclerosis

 

  Divergent from sclerosis

3 (18.8%)

  Sclerosis bisects the lesion

1 (6.3%)

  Divergent from branching sclerosis

1 (6.3%)

Visibility of striations

 

  T2 > GAD

11 (68.8%)

  T2 = GAD

2 (12.5%)

  GAD > T2

3 (18.8%)