Q:

A 35 year old man with type 1 DM is dehydrated with BP 90/50mmHg. What is the single most appropriate initial investigation?

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A 35 year old man with type 1 DM is dehydrated with BP 90/50mmHg. What is the single most

appropriate initial investigation?


  1. ABG
  2. CBC
  3. HbA1c
  4. LFT
  5. BUE

All Answers

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The key is A. ABG. [The likely dx is DKA. Among the given options ABG is the most appropriate inv.

To demonstrate acidosis].

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