A 10-month-old boy from Trentham Cliffs has endured two open heart surgeries since July last year and is scheduled for another before his fifth birthday.

Theo Marr was born with Hypoplastic Left Heart Syndrome, and only one ventricle of his heart was functional at birth.

Signs of the affliction were first noticed when his parents Tracy and Ryan went for a routine 20 week scan at Sunraysia Radiol...