At a minimum you could phone and get a phone consultation. There're some avian vets around in South Africa. I'm sure you could make a phone appointment at least. I googled and this is the result:
Johannesburg - Northern suburbs:
Bryanston Veterinary Clinic, Dr. Brett Russell
99 Grosvenor Rd (junction Grosvenor & William Nicol next to BMW showroom)
011 706 1381 Clinic hrs. Weekdays 8 - 6 Sat. 8 - 11
Emergency number : 011 706 1381
Johannesburg - West Rand
There is a vet based in the West Rand who runs a 'one day a month' clinic at "Birdbrains" in Fourways. Birdbrains telephone number is 087 720 9212.
Pretoria (north):
http://www.birdandexotic.co.za/Bird & Exotic Animal Hospital (located on Onderstepoort Vet. University campus, which is accessed from Road off of Zambezi Drive).
012 529 8105 A/Hrs cell: 079 525 0368
Not sure of the clinic hours, am aware the clinic is open until 9 p.m. on a weekday.