i also encountered this,they txt me that i need to repeat my xtray.i went there again and they took 5 xtray with my chest in different position.i asked the technician if there's a problem with my chest xtray,they said i better asked the doctor there.i think i got 5 doctors to signed my paper that i'm fit.my first xtray was unreadable that's why i take again the xtray.you better take again the xtray.goodluck :-)