United Kingdom, Aug. 7 -- Midge Ure has said it is with "great sadness and difficulty" he is postponing upcoming tour dates due to urgent treatment for a health issue discovered during a routine medical check-up.

The 71-year-old Ultravox frontman will go ahead with solo performances scheduled for August but has announced a pause on all shows planned from September onwards, affecting concerts in Australia, New Zealand, the US and Europe.

Midge said: "During a recent routine check-up, doctors discovered a health issue that requires urgent treatment and a period of recovery. It is with great sadness and difficulty I have to reschedule all shows planned from September onwards."

The Scottish singer and songwriter made the announcement on We...