Question: A 45-year-old man is admitted with severe vomiting for the past 24 hours. His arterial blood gas (ABG) results are as follows:

pH: 7.52

PaCO₂: 6.4 kPa

HCO₃⁻: 38 mmol/L

What is the most likely acid-base disturbance?

A) Metabolic acidosis B) Metabolic alkalosis C) Respiratory acidosis D) Respiratory alkalosis E) Mixed metabolic and respiratory

  • isurg@lemm.eeOPMEnglish
    1·
    4 days ago

    @evehiclefan@mathstodon.xyz @admin@isurg.org @eeeee@community.nodebb.org

    • evehiclefan@mathstodon.xyz
      1·
      4 days ago

      @isurg @admin @eeeee
      Question:
      A 45-year-old man is admitted with severe vomiting for the past 24 hours. His arterial blood gas (ABG) results are as follows:

      pH: 7.52

      PaCO₂: 6.4 kPa

      HCO₃⁻: 38 mmol/L

      What is the most likely acid-base disturbance?

      B) Metabolic alkalosis

      • eeeee@community.nodebb.org
        2·
        4 days ago

        @evehiclefan@mathstodon.xyz @isurg@lemm.ee

        A 28-year-old woman presents to the emergency department after a panic attack. She reports rapid breathing and feeling lightheaded. On examination, her respiratory rate is 28 breaths per minute, and her oxygen saturation is 98% on room air. Arterial blood gas results are as follows:

        pH: 7.48

        PaCO₂: 3.5 kPa

        HCO₃⁻: 22 mmol/L

        PaO₂: 12 kPa

        What is the most likely acid-base disturbance?

        A) Metabolic acidosis B) Respiratory acidosis C) Respiratory alkalosis D) Metabolic alkalosis E) Mixed acidosis