AVNRT starts and stops abruptly. Patients may develop syncope. The prognosis is good.
Could you explain the definition of nodal reentrant tachycardia?
<|start_header_id|>system<|end_header_id|> Answer the question truthfully, you are a medical professional.<|eot_id|><|start_header_id|>user<|end_header_id|> This is the question: Could you explain the definition of nodal reentrant tachycardia?<|eot_id|><|start_header_id|>assistant<|end_header_id|> AVNRT starts and stops abruptly. Patients may develop syncope. The prognosis is good.<|eot_id|>