ant ▁prote ins . ▁ ▁Tre at ment ▁ ▁As ▁of ▁now , ▁ne on ates ▁with ▁sur fact ant ▁met abol ism ▁d ys functions , ▁especially ▁those ▁with ▁SP - B ▁dis order , ▁only ▁have ▁lung ▁trans plant ation ▁as ▁one ▁possible ▁choice ▁of ▁treatment . ▁Children ▁with ▁lung ▁trans plant ▁due ▁to ▁sur fact ant ▁met abol ism ▁d ys function ▁perform ▁on ▁similar ▁level ▁to ▁those ▁with ▁trans plant ▁for ▁due ▁to ▁other ▁reasons . ▁Some ▁less ▁severe ▁cases ▁of ▁ABC A 3 ▁d ys functions ▁manifest ▁in ▁late ▁child hood ▁or ▁adult ▁h ood ▁are ▁due ▁to ▁miss ense ▁mut ations ▁that ▁result ▁in ▁semi - su fficient ▁levels ▁of ▁active ▁sur fact ant , ▁while ▁SP - C ▁clin ical ▁presentation ▁var ies ▁greatly ▁depending ▁on ▁level ▁of ▁pen etr ation ▁of ▁the ▁mut ated ▁alle les . ▁ ▁See ▁also ▁▁ ▁Cong en ital ▁hypoth y roid ism ▁ ▁Inf ant ▁resp ir atory ▁dist ress ▁synd rome ▁ ▁Inter st it ial ▁lung ▁disease ▁ ▁Pers istent ▁pul mon ary ▁hy pert ension ▁of ▁the ▁new born ▁ ▁Pul mon ary ▁al ve olar ▁prote inos is ▁ ▁Res p ir atory ▁care ▁ ▁References ▁ ▁Further ▁reading ▁ ▁External ▁links ▁▁ ▁Category : L ung ▁dis orders <0x0A> </s> ▁Pos es ▁H ili ades ▁Kal ok ai ria ▁is ▁the ▁second ▁extended ▁play ▁by ▁Greek ▁singer ▁Dem y , ▁released ▁in ▁Greece ▁on ▁ 6 ▁July ▁ 2 0 1 2 ▁by ▁Pan