The Vatican says Pope Francis slept well during a quiet first night in the hospital after being admitted with a respiratory tract infection. Francis, 88, ate breakfast Saturday morning and

The Vatican says Pope Francis' respiratory tract infection is presenting a "complex clinical picture" that will require further hospitalization.

The Vatican says Pope Francis’ respiratory tract infection is presenting a “complex clinical picture” that will require further hospitalization

Pope Francis’ respiratory infection is presenting a “complex clinical picture” that will require further hospitalization, the Vatican said Monday, as concerns grew about the increasingly frail health of the 88-year-old pontiff.

The Vatican says Pope Francis’ respiratory tract infection is presenting a “complex clinical picture” that will require further hospitalization

Pope Francis, 88, was resting Monday morning, his 10th day at the hospital for a complex lung infection that led to the early stages of kidney insufficiency.

What is a polymicrobial respiratory tract infection? Essentially, it means there’s a mix of bacteria, viruses, fungi, or parasites growing in someone’s lungs. "Often times, pe

Vatican authorities said Monday that Pope Francis has a complex infection in his respiratory system and will require more targeted drug treatment.

The pope, 88, was diagnosed with a polymicrobial infection after he was hospitalized in Rome on Friday for bronchitis.

Francis was serene after arriving at Rome’s Gemelli hospital after presiding over his morning audiences, Vatican spokesperson Matteo Bruni said.

The pope's weeklong bout of bronchitis worsened, said the Vatican, which also announced the pope was canceling his participation in Holy Year events through Monday.