Tupou, of Tatakamotonga, was in New Zealand on the Regional Seasonal Employment programme.
Kaniva News understands that specialists were expected to confirm their diagnosis yesterday (November 14).
As reported, Tupou’s wife ‘Asinate has been sending him messages of encouragement via Facebook.
The Nelson Mail quoted Nelson Marlborough Health acting chief executive Peter Bramley as saying hospital facilities across Nelson and Blenheim were still open.
Bramley said staff had worked through the night to ensure all patients were safe.