Australia spinner Ashton Agar has been ruled out of the last two one-day internationals in India after suffering a broken finger, Cricket Australia said on Monday.
Highly-rated Australia batsman Will Pucovski, who will turn 21 on Saturday, has been released from the Test squad playing Sri Lanka due to mental health concerns, the country's cricket board said on Friday.
Smith, however, had developed symptoms overnight and after further testing on Sunday, which is part of the process, Saw ruled him out of the fifth day.
Australian captain Steve Smith was, on Saturday, ruled out of the Twenty20 series against India due to a shoulder injury, a massive setback for the already struggling visitors.
The 22-year-old completed only half his quota of overs in Sunday's second one-day international against Pakistan in Sharjah before he was forced off the field having dislocated his bowling shoulder when trying to save a boundary.