I Have A Scar Due To My Ptb Last 2013

I have a scar due to my ptb last 2013 now I'm applying as waitress in hotel at Saudi Arabia and luckily get hired my problem is I got xray yesterday n the result in unfit due to findings of scar ...tomorrow agency give a chance to remedical and again and if that scar appear again I will be replaced please help me to hide this scar on my left upper lung ..