Hospitalised pope marks 12 years in job with future uncertain

Pope Francis greets the crowd from the popemobile after the celebration of a mass marking the end of the Jubilee of Mercy, on November 20, 2016 in Vatican. [AFP]

Pope Francis marks 12 years as head of the Catholic Church on Thursday, seemingly out of danger after a month in hospital but with his health casting a shadow over his future.

The 88-year-old was, for a time,e critically ill as he battled pneumonia in both lungs at Rome's Gemelli hospital, where he was admitted on February 14.