A hemothorax is a serious condition in which blood collects in the space between the lung and chest wall. The blood can compress the lung and prevent it from fully expanding.
Chest pain
Shortness of breath
Rapid breathing
Rapid heart rate
Low blood pressure
Restlessness or anxiety
Weakness or dizziness
Sharp or heavy chest pain
Difficulty taking a full breath
Feeling short of breath
Rapid or shallow breathing
Lightheadedness or weakness
Chest pressure after an injury
Blunt chest trauma
Penetrating chest injury
Broken ribs
Motor vehicle collisions
Falls
Chest surgery
Damage to a blood vessel
Check whether symptoms began after a chest injury
Notice whether breathing has become difficult or rapid
Look for bruising or swelling over the chest
Check for dizziness, weakness, or faintness
Do not press deeply on the injured area
Educational only — not a medical diagnosis.
1Call emergency services
2Keep the person still and calm
3Do not attempt to treat the injury at home
4Do not eat or drink while waiting for care
5Seek emergency evaluation even if symptoms initially seem mild
Difficulty breathing
Severe chest pain
Fainting or confusion
Cold or clammy skin
Rapid heartbeat
Coughing up blood
Blue or pale lips
Symptoms after major chest trauma
Follow all hospital discharge instructions
Avoid heavy lifting and contact sports
Attend follow-up imaging appointments
Return to activity only after medical clearance
Practice breathing exercises if prescribed
Seek care if breathing symptoms return
For educational purposes only. Not a substitute for medical advice.