82 year old lady from nursing home was brought to the emergency department with fever and shortness of breath.

Her PR = 136, RR = 30, Temperature = 38.7, Blood pressure = 91/44 and SPO2 = 90 % on 6L.

On examination she had reduced air entry right base with crepitation.

Her Blood gas shows:

PH = 7.47

PCO2 = 27

HCO3 = 16

Na= 148

Cl = 110

K = 4.4

Urea = 12.4

Cr = 143

Albumin = 27

Lactate = 4.7

Question 1: interpret this blood gas

Question 2: How will you manage this case?