i am 41 year old, had kidney transplant 9 years back , so i am on steroid and blood pressure and anti cholesterol medications.i am also going through very rough and stressful divorce .my recent creatnine level is 2.7. first episode happened last year july and then again April 25 2008. a similar episode happened today early morning.in all three episodes , it has happened between 2.30 am to 3 am , starts with me suddenly waking up, finding myself short of breath, as if i am drowning, my heart racing hard(tachycardia ?), and gradually i lose concsiousness. when i wake up i find myself in bathroom,with my eyes fixated, hyper excessive sweating (it did not smell urine, so much sweat like someone has poured glass of water). i cannot recollect how i got into bathroom, feel very tired and drained, and had sore spots on right side of my body probably from abrupt fall.Doctor had done stress test and EKG after earlier episodes but it was normal.please help