Catherine O'Hara died from a pulmonary embolism, according to the actress's death certificate, which was obtained by USA ...

When appropriate, surgery remains the most effective treatment option for non-small cell lung cancer (NSCLC), including for patients with COPD, said Friedberg, professor in the Department of Thoracic ...

The star died on January 30 at a Los Angeles hospital, with a blood clot in her lungs identified as the immediate cause.

Catherine O’Hara died at age 71 from a pulmonary embolism, with cancer as the underlying cause. A Los Angeles County death certificate issued Monday lists the pulmonary embolism as the immediate cause ...