Pope Francis' condition remained stable on Tuesday, and his prognosis remains reserved, according to the Vatican. The pope had needed medical intervention amid two episodes of "acute respiratory failure" on Monday,

Pope Francis was described by doctors as being in stable condition Tuesday following additional respiratory difficulties a day prior, however, he continues to use periodic ventilation and his prognosis remains unclear.

Pope Francis "slept all night" following Monday's medical intervention amid two episodes of "acute respiratory failure," the Vatican said Tuesday. "The pope slept all night, now he continues his rest,

The Vatican said the pope responded well to the treatment, with a good level of gas exchange, and remained conscious and alert at all times.

The Vatican said Friday that Pope Francis is on a breathing machine after suffering a sudden respiratory episode during his hospitalization.

Pope Francis, 88, was placed on a non-invasive mechanical ventilator after a bronchospasm caused him to inhale vomit. His condition is “guarded.”

Vatican City: Pope Francis suffered an isolated episode of bronchospasm on February 28, causing vomiting and a deterioration in his respiratory condition, Vatican News reported.

After experiencing progressive improvement the past few days, Pope Francis experienced “an isolated crisis of bronchospasm” which led to coughing and “vomiting with inhalation,” which worsened his respiratory condition, the Vatican said.

As the 88-year-old pope continued treatment, the development of the spasm and subsequent complication marked a setback in what had been two successive days of increasingly upbeat health reports.

Pope Francis experienced two episodes of respiratory failure today, March 3. He is once again on mechanical ventilation, according to Vatican News. "Today, the Holy Father experienced two episodes of acute respiratory failure caused by a significant accumulation of endobronchial mucus and subsequent bronchospasm,