Cardiology

New study uncovers major cause of deadly heart arrhythmias

Heart attacks scar the heart, leaving patients vulnerable to heart rhythm disorders that can lead to sudden death. While not all who have experienced a cardiac infarction will develop an arrhythmia, if they do, it will typically ...

Oncology & Cancer

Q and A: How early should I be screened for lung cancer?

I am 62 and recently had a physical. My doctor suggested that I should be screened for lung cancer. I used to smoke a pack of cigarettes a day but quit about a decade ago. I've not had any problems, so I'm wondering if this ...

Diseases, Conditions, Syndromes

Race-based spirometry equations may miss emphysema

A secondary data analysis of the CARDIA (Coronary Artery Risk Development In Young Adults) Lung study found that emphysema is often detectable on CT scan before spirometry findings become abnormal. The findings suggest that ...

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