Bradyarrhythmia
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. With symptoms of dizziness, apopsychia, cardiopalmus, weakness, chest distress and shortage of breath; proved by ECG or holter to be caused by high grade atrioventricular block and sick sinus syndrome. With features of permanent pace maker implantation; 2. Atropine test for esophageal pacing (+); 3. Age range18-50.
Exclusion criteria
Exclusion criteria: 1. With well-diagnosed Sinus node lesions and atrioventricular heart block, hypertrophic cardiomyopathy, pulmonary hypertension, epilepsy, transient ischemic attack and subclavian vein theft syndrome; 2. Serious complications including myocardial infarction, NYHA heart function III-IV, diabetes and incurable diseases; 3. Previous cardiac surgery, catheter ablation and pace maker implantation.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| macrobiochemistry;GAP43;TH;hs-CRP;blood routine examination;urine routine examination;stool routine examination;electrocardiogram;Echocardiography;Holter;esophageal pacing examination;collect general data of patients including demographic features;physical checkup;present medication; | — |
Countries
China
Contacts
Cardiac Pacing and Electrophysiology Department, the First Affiliated Hospital of Xinjiang Medical University