This is the brave story of my son Ryans fight against a rare blood disease called Langerhans Cell Histiocytosis. Ryan was born with Langerhans Cell Histocytosis, however it was not diagnosed until he was 4 months old (and had progressed to Multi System Langerhans Cell Histiocytosis in this time). The disease had really got hold of him at this stage and was killing him. This video tells the story of Ryans battle with this disease and his journey so far. I really hope this video will raise awareness of this rare blood disease - Langerhans Cell Histiocytosis. Update 17th April 2013: Ryans review/scans/tests went very well in Our Ladys Childrens Hospital, Crumlin, Dublin. After 2 years & 2 months of chemo, Ryan has finally finished! He will be closely monitored by his Consultant Oncologist for a long while yet with frequent checks ups/xrays/scans etc. He will continue the TB medication for another few months until his immune system has built back up to a safe level for this medication to be stopped. Please God the LCH will stay well away now that Ryan has finished chemotherapy. He is