Madonna's world tour postponed as she is hospitalized with a serious bacterial infection, leading to a stay in the ICU

Manager assures fans of Madonna's expected full recovery despite the seriousness of her infection 

Madonna's Celebration Tour, marking the 40th anniversary of her breakout single, Holiday, put on hold indefinitely 

The pop icon's return to arenas and stadiums after her Madame X shows halted due to knee and hip injuries 

Madonna's greatest hits tour was set to begin in Vancouver, Canada, and end in Mexico City 

The UK and Europe portion of the tour, scheduled to start in October, also affected by Madonna's health condition 

Madonna's wealth estimated at $580 million, with a successful career earning her approximately $1.2 billion from tours 

Tragic loss as Madonna's older brother Anthony Ciccone passed away earlier this year after battling alcoholism and homelessness