Blood Gas Trivia #1

[box]28 yrs old man, BIBA for decreased level of consciousness. Given oxygen enroute to hospital by paramedics. Blood gas done on arrival showed,

pH 6.87 ( 7.35-7.45)

PO2 204 (75 – 100)

PCO2 16 ( 35-45)

HCO3 4 ( 22-26)

BE -29

Lactate 3.1

Half an hour later we received the following blood test results,

Na 140, K 4.9, Cl 99, Urea 20.2, Creat 224, LFTs – unremarkable, BSL 75.1, CRP 4, Hb 95, WCC 36.1, Plat 407, Neu 32.1

Can you describe and interpret the results? What is the differential diagnosis?

( Please use the “Leave a Reply” area to answer. Feel free to attempt; as answers will be kept confidential, only correct answer(s) will be published online.We expect a response from all advanced trainees)

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