Pakistan Muslim League-Nawaz (PML-N) president Shahbaz Sharif said Wednesday that the schedule for PML-N supremo Nawaz Sharif's procedure had been changed twice on account of absence of his daughter Maryam Nawaz in London.

In a series of posts on Twitter regarding Nawaz Sharif's health, the PML-N president said Nawaz Sharif's health was still in an 'unstable condition.' "The procedure required for Nawaz's treatment had to be changed twice owing to Maryam Nawaz, who wanted to be with her father at that time," Shahbaz said, adding: "Maryam should have been with Nawaz but she was not allowed to travel abroad to meet her ailing father."

It may be noted that Maryam had moved the LHC seeking permission to travel to London to see her ailing father.

Shahbaz said that Nawaz's current health condition was critical owing to complex and deadly diseases faced by him. In view of serious health condition of Nawaz, Maryam Nawaz should be allowed to visit his father on humanitarian grounds, Shahbaz added.

Nawaz Sharif had already undergone open-heart surgeries twice during his ongoing treatment at the Royal Brompton Hospital where he was diagnosed with severe contractions in his veins leading to the heart