Palacios was carried off during a 3-0 warm-up defeat by Romania in Austria on Saturday and taken to hospital for checks on his groin.
“I supposedly had a pulled abductor but I feel a lot better. Thank God it’s nothing serious,” Palacios was quoted as saying.
The Honduras squad are now in Germany before their scheduled arrival in South Africa on Wednesday. Honduras make their Group H debut against Chile in Nelspruit on June 16th.