MSH|^~\&|LIS||Infinity||20050426113505||ORU^R01|05042611350503887179|P|2.3 
PID|||9009|||||||||||||||999-99-9999
OBR|1||||||200501191400
OBX|1|NM|K.||6.5|mmol/l|||||F|||20140601123500
NTE|||Patient’s diet has been changed due to low potassium 
OBX|1|SN|PO2||=^100|mmHg|||||F 
OBX|1|NM|PCO2||40|mmHg|||||F
