Catherine O’Hara’s cause of death was a blood clot in her lungs, officials say The JournalCatherine O’Hara’s cause of death revealed RTE.ieCatherine O’Hara cause of death confirmed as pulmonary embolism BBCActor Catherine O’Hara died of a blood clot in her lungs, death certificate says The GuardianHome Alone actress Catherine O’Hara’s cause of death confirmed Sky News
