The surgery got under way as medical staff recited the Rosary prayer in the hospital chapel Tuesday evening American pontiff offers rare level of transparency about first publicly disclosed major health problem of 17-month papacy Key points and original sources are listed below.

• The surgery got under way as medical staff recited the Rosary prayer in the hospital chapel Tuesday eveningS1

• American pontiff offers rare level of transparency about first publicly disclosed major health problem of 17-month papacyS2

• Pope Leo XIV underwent surgery Tuesday to remove a lung nodule and the Vatican said the operation was completed "successfully, on schedule and as planned."S3S4

• Pope Leo XIV underwent surgery Tuesday to remove a lung nodule, officials said, an operation that should determine whether the lesion is malignant and if other treatment is needed.S5