How do I know if I have Inappropriate Sinus Tachycardia?

How to Determine if You Have Inappropriate Sinus Tachycardia

Inappropriate Sinus Tachycardia (IST) is a condition characterized by a faster-than-normal heart rate at rest. It is important to note that only a healthcare professional can provide an accurate diagnosis. However, there are several signs and symptoms that may indicate the presence of IST:

1. Rapid Heart Rate:

One of the key indicators of IST is a heart rate exceeding 100 beats per minute (bpm) at rest. While it is normal for heart rate to increase during physical activity or emotional stress, in IST, the heart rate remains elevated even during periods of rest or minimal exertion.

2. Palpitations:

People with IST often experience palpitations, which are sensations of a racing, pounding, or fluttering heart. These palpitations may be accompanied by a feeling of unease or anxiety.

3. Fatigue:

IST can cause persistent fatigue and exhaustion. This may be due to the heart working harder than necessary to pump blood throughout the body.

4. Shortness of Breath:

Difficulty breathing or shortness of breath, especially during physical activity, can be a symptom of IST. The increased heart rate may not allow sufficient time for the heart to fill with blood, leading to inadequate oxygen supply to the body.

5. Dizziness or Lightheadedness:

IST can cause episodes of dizziness or lightheadedness, particularly when standing up quickly. This may be due to inadequate blood flow to the brain.

6. Chest Discomfort:

Some individuals with IST may experience chest discomfort or mild chest pain. However, it is important to note that chest pain can also be a symptom of other serious conditions, so it should always be evaluated by a healthcare professional.

If you are experiencing any of these symptoms, it is crucial to consult a healthcare professional for a proper diagnosis. They will conduct a thorough evaluation, which may include a physical examination, medical history review, and possibly additional tests such as an electrocardiogram (ECG) or Holter monitor.

Remember, only a healthcare professional can provide an accurate diagnosis and appropriate treatment for Inappropriate Sinus Tachycardia.