It should be over 300.
The main purpose of magnetic resonance (MRI) is to let doctors better observe whether there is any unhealthy place in the photographer's heart.
what can I say? Don't worry about spending money on it.
If the doctor suggests, do it.
Check all physical examination items.
There is nothing unhealthy.
You can check it again in two or three years.
The main reason is that the elderly can rest assured that they will not dream at home.