low sats sleep apnea confused??? help??

[jimgreg]

ive been apnea 2-3 yrs that i know of...im now on bi pap  18/10  at 3 lpm o2 added...took home overnite o2 test on my finger..i called them the nurse was out but i got to talk top another one....she said that the o2  mean was 93%  then within  a 55 min period it went below 88% lowest  63%  does this mean just only 55 min of ther 5 hrs  then it was  ok???  cuz they bumped me tyo 5 lpm...im on consitradtor...if my my throat  is closing then what the raising the o2 to 5 lpm.. going to achieve..i relly dontb think this pulmanary doc cares alot????  i dont fall asleep durin the day i have blod p since age 19..im 47  now..never any am headachs.. IM VERY CONCERNED ABOUT MY DEPRIVED SLEEP AND ORGANS DYING ON ME..I ONLY HAVE 1 KIDNEY NOW..IM ALSO ON 2 DEPRESSANTS...THE SHRINK WANTS TO ADD LAMICTAL  TO THIS..WHEN I TOLD HIM MY SATS ARE TO LOW,..LIKE THIS IS FINE WTF???

PLEASE HELP ME UNDERSTAND THIS..........................I UNDERSTAND WHAT THE LONG TERM OUTCOME CAN DAMAGE KNOW THAT WAY TO MUCH..I NEED ANSWERS PLESE..THANK YOU  JAMES.