Degree of relatives | IgG4-RD (n=93) |
First degree of relatives | 85 |
Father | 9 |
Mother | 29 |
Son | 3 |
Daughter | 8 |
Sister | 28 |
Brother | 8 |
Second degree of relatives | 27 |
Grandfather | 2 |
Grandmother | 3 |
Uncle | 5 |
Aunt | 10 |
Nephew | 2 |
Niece | 4 |
Grand-daughter | 1 |
Third degree of relatives | 3 |
Cousin* | 3 |
*Cousin included two women and one man.