Symptom Information: Sort according to HPO 

1
(HPO:0002205) Recurrent respiratory infections 254 / 7739
2
(HPO:0002716) Lymphadenopathy 129 / 7739
3
(HPO:0002718) Recurrent bacterial infections 75 / 7739
4
(HPO:0002721) Immunodeficiency 97 / 7739
5
(HPO:0002720) IgA deficiency 33 / 7739
6
(HPO:0002959) Impaired Ig class switch recombination 5 / 7739
7
(HPO:0004315) IgG deficiency 38 / 7739
8
(HPO:0004798) Recurrent infection of the gastrointestinal tract 9 / 7739
9
(HPO:0200117) Recurrent upper and lower respiratory tract infections 4 / 7739
10
(OMIM) Low-absent IgG, IgA 1 / 7739
11
(OMIM) Normal-elevated IgM 1 / 7739
12
(OMIM) Giant germinal centers in lymph nodes 1 / 7739
13
(OMIM) B-cell count normal 4 / 7739
14
(OMIM) Defective generation of somatic hypermutations (SHM) 1 / 7739
15
(HPO:0000007) Autosomal recessive inheritance 2538 / 7739