Dr. Marco Ha · author and medical reviewer
Paediatric surgery, trauma surgery, hyperbaric and diving medicine · Last medically reviewed
Direct answer
Sudden Chest Pain and Breathlessness in a Teen: Spontaneous Pneumothorax Symptoms and Treatment
Sudden one-sided chest pain and breathlessness in a tall thin teen may be spontaneous pneumothorax. Learn about imaging, drainage, surgery, flying and diving.
The full guide below explains assessment, options and warning signs. Online information cannot replace an examination.
Common symptoms
Sudden unilateral sharp or aching pain, worse with breathing
Rapid breathing, breathlessness or dry cough
Severe cases: tachycardia, cyanosis, dizziness or low blood pressure
Is a chest tube always required?
A small stable pneumothorax may be observed; a larger, symptomatic or progressing one may require aspiration or a chest tube.
When is surgery considered?
Recurrence, persistent air leak, bilateral disease, high-risk activities/occupations or significant blebs may lead to thoracoscopic surgery and pleural treatment.
When should medical care be prompt?
Severe breathlessness, rapidly worsening pain, cyanosis, fainting or post-traumatic symptoms require emergency care.
Key points
When assessing “Sudden Chest Pain and Breathlessness in a Teen: Spontaneous Pneumothorax Symptoms and Treatment,” the decision should not be based on one photograph, one symptom or a single test result.
Why does it happen and what is the natural course?
Primary spontaneous pneumothorax can cause sudden chest pain, shortness of breath or dry cough without trauma. It is more common in tall thin adolescent boys but can occur in any body type. Air from a ruptured bleb enters the pleural space and partially collapses the lung.
Understanding the natural course of symptoms, treatment and recurrence prevention for adolescent spontaneous pneumothorax helps avoid two opposite mistakes: treating a normal developmental variation too aggressively, or delaying care because someone said children always grow out of it.
How is it evaluated in clinic?
Assessment includes breathing, oxygen saturation, side of pain and auscultation, usually confirmed by chest radiography. Ultrasound or CT is used in unstable cases or surgical planning. Body type alone cannot distinguish pneumothorax from cardiac, infectious or musculoskeletal causes.
When is observation reasonable and when is treatment needed?
A small minimally symptomatic pneumothorax may be observed; larger or progressive cases may need aspiration or a chest tube. Persistent leak, recurrence, bilateral history or high-risk activity can lead to thoracoscopic bleb resection and pleurodesis.
What would we risk by observing? Is there a nonoperative option?
Home care and preparation for the visit
Avoid smoking and vaping and follow restrictions on strenuous exercise, flying and diving. Recurrent chest pain requires reassessment even if the first episode was mild.
Red flags that should not wait
Common myths and avoidable mistakes
Symptom relief does not prove that pleural air has fully resolved; follow-up imaging may still be needed.
Follow-up: how do we know the plan is working?
Imaging must confirm re-expansion before return to activity, flight or diving. Diving requires particularly strict specialist clearance.
Frequently asked questions
When can flying or diving resume?
Complete radiographic resolution and specialist clearance are required. Diving restrictions are substantially stricter.
References and source topics
Original educational content based on publicly available professional guidance. It does not replace clinical examination.
How sources are selected, reviewed and corrected: medical editorial and source policy.
Pediatric surgery, trauma surgery and hyperbaric medicine. Last updated: August 6, 2026.