Alam ko before ka makapagdonate ng blood, to ensure safety of these life-saving products, mayroon nang mga preliminary screening tests na ginagawa. Para naman hindi masayang yung 450ml of blood na kukunin sayo only to find out hindi ka pala pasado. More so after blood donation, mayroon pang tests na ginagawa para talaga makasigurado na pasado for usage yun blood products.
Ganun ginagawa sa hospital na napasukan ko before. I don't know sa iba. I'm no medical technologist nor a pathologist. Enlighten me then. :)
Ayun na nga, so what's the big deal? Well, I think that means he is HIV free! And I'm happy for him. Alam kong hindi ko siya nahawa and hindi niya rin ako nahawa.