PM-DM* (9 cases)

RA**

(6 cases)

Sjogren’s syndrome (5 cases)

Scleroderma (2 cases)

SLE*** (1 case)

Mixed connective tissue disease (1 case)

Elementary lesions

Ground glass opacities

9

3

4

2

-

-

Regular septal thickening

-

-

2

-

-

-

Irregular septal thickening

6

4

3

2

1

1

Non septal lines

-

1

-

-

-

-

Reticulations

1

-

-

-

-

-