25 year old male presents to ED feeling generally unwell. He complains that he is feeling weak and has been unable to complete his gym workouts recently. He has no background history, and denies any current medication or illicit drug use. He is a professional body builder.  O/E Vitals normal limits. Very muscular physique, marked acne on his back. VBG:

pH 7.65                                    Na 130 mmol/l

PCO2 45mmHg                       K 2.1 mmol/l

HCO3 40mmol/l                       Cl 90mmol/l

B/E 12                                      Cr 84umol/l

Lactate 2.0                               BSL 10mmol/l

1. Describe and interpret the VBG
2. What performance enhancing drugs should be considered when assessing body builders and what complications can these drugs cause?