
Matlaba was elbowed on the chest in the latter stages of the second half of the international friendly match against Nigeria at the Mbombela Stadium which ended in a 1-1 draw.
Left-back Sibusiso Khumalo took his place in the 80th minute.
“The initial diagnosis was that he had a lung contusion (bruise) because he was in serious pain at the stadium and at the hospital this was confirmed after a CT Scan of the chest and lungs.
Bafana Bafana have already returned from their camp in Nelspruit.