Table 1 IgA-AAA positivity by IFI and ELISA in biopsied controls and CD subjects.
Marsh Oberhuber classification | ||||||
|---|---|---|---|---|---|---|
Mucosa Histopathology | Type 0 (n = 28) | Type I (n = 2) | Type IIIA (n = 18) | Type III B (n = 29) | Type III C (n = 33) | |
Positive tTG-Ab (n = 8) | Negative tTG-Ab (n = 20) | |||||
Positive IgA-AAA IFI (%) | 0 | 0 | 0 | 1 (5.5%) | 8 (27.5%) | 26 (78.8%) |
Positive IgA-AAA ELISA (%) | 1 (3.3%) | 0 | 0 | 4 (25%) | 11 (39.3%) | 24 (75%) |