Symptom Information: Sort according to HPO 

1
(HPO:0001662) Bradycardia Very frequent [IBIS] 21131953 IBIS 41 / 7739
2
(HPO:0000365) Hearing impairment Very frequent [IBIS] 21131953 IBIS 539 / 7739
3
(HPO:0011702) Abnormal electrophysiology of sinoatrial node origin Very frequent [IBIS] 21131953 IBIS 4 / 7739
4
(HPO:0005150) Abnormal atrioventricular conduction 21131953 IBIS 16 / 7739
5
(HPO:0001279) Syncope 21131953 IBIS 94 / 7739