Pulmonary Embolism

Common Condition

A life-threatening emergency when a blood clot blocks an artery in the lungs, causing sudden shortness of breath, chest pain, and potentially death without immediate treatment.

Related specialists:CardiologistPulmonologist

Symptoms

Sudden shortness of breath
Sharp, stabbing chest pain (worse with breathing)
Rapid heart rate
Coughing up blood
Lightheadedness or dizziness
Fainting
Anxiety or sense of doom
Excessive sweating
Bluish discoloration of lips or nails
Leg pain or swelling (if DVT present)

Causes

1
Deep vein thrombosis (DVT) in legs
2
Prolonged immobility
3
Surgery (especially orthopedic)
4
Cancer
5
Heart failure
6
Inherited clotting disorders
7
Pregnancy and postpartum period
8
Long-distance travel
9
Trauma or fractures
10
Previous pulmonary embolism

Treatments

Anticoagulants (heparin, then oral blood thinners)
Thrombolytics for massive PE
Oxygen therapy
Surgical embolectomy (clot removal)
Catheter-directed treatment
IVC filter (to prevent future clots)
Long-term anticoagulation
Treatment of underlying DVT
Graduated compression stockings
Prevention of recurrence
When to See a Doctor

CALL EMERGENCY SERVICES IMMEDIATELY for sudden shortness of breath, chest pain that worsens with breathing, coughing up blood, rapid heartbeat with dizziness, or fainting. Pulmonary embolism is a medical emergency.

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About Pulmonary Embolism

Pulmonary Embolism: A Medical Emergency

Pulmonary embolism (PE) is one of the most time-critical medical emergencies. When a blood clot lodges in the arteries of your lungs, it can be fatal within hours without treatment.

Understanding the Severity

Minor PE: Small clots that may cause mild symptoms or none at all.
Moderate PE: Larger clots causing significant symptoms but adequate heart function.
Massive PE: Large clots causing severe symptoms, low blood pressure, and shock—immediately life-threatening.

The Warning Signs

The Classic Triad:

  1. Sudden shortness of breath
  2. Chest pain that worsens with deep breathing
  3. Coughing (sometimes with blood)

Other Warning Signs:

  • Rapid heartbeat
  • Lightheadedness or fainting
  • Excessive sweating
  • Anxiety or sense of doom

Treatment

Immediate Stabilization: Oxygen therapy, IV fluids, cardiac monitoring.

Anticoagulation: Heparin initially, then oral anticoagulants for at least 3 months.

Advanced Treatments for Severe PE: Thrombolytics, catheter-directed therapy, or surgical embolectomy.

Key Takeaway

Know the warning signs. If you experience sudden shortness of breath with chest pain—don't wait. Call emergency services immediately.

"Ang hininga ay buhay—kapag bigla itong nawala, tumawag agad ng tulong." (Breath is life—when it suddenly disappears, call for help immediately.)