Radiation therapy for breast cancer can sometimes lead to lung damage, such as pneumonitis (lung inflammation) or lung fibrosis (scarring). About 38% of people receiving breast cancer radiation develop pneumonitis, though only 10% experience symptoms like cough, shortness of breath, or fatigue. Lung fibrosis occurs in Show Full Answer

Radiation therapy for breast cancer can sometimes lead to lung damage, such as pneumonitis (lung inflammation) or lung fibrosis (scarring). About 38% of people receiving breast cancer radiation develop pneumonitis, though only 10% experience symptoms like cough, shortness of breath, or fatigue. Lung fibrosis occurs in 10-15% of cases. Risk factors include smoking, age, and certain medications. Discuss your concerns with your doctor to assess and minimize risks.

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