Case of the Month #55 Sudden Onset Generalised Weakness

Published 13/02/2025

What initial investigations would you consider?

  • Blood Tests: FBC, Renal Function, Bone Profile 
  • VBG 
  • ECG 
  • CXR 
  • Pregnancy Test 

 

Venous Blood Gas revealed: 

pH 7.20 

K+ 2.3 mmol/L 

HCO3- 10.4 mmol/L 

BE -19.5 mmol/L 

Lac 2.6 

 

Formal blood results of note: 

Hb 82 g/L 

Plats 716 x109/L 

WCC 24.8 x109/L 

Na 136mmol/L 

K+ 2.15 mmol/L 

Ur 5.9 mmol/L 

Cr 81 µmol/L 

PO4- 0.54 mmol/L 

Ca2+ 2.24mmol/L 

Mg2+ 0.86 mmol/L 

 

ECG: Normal Sinus Rhythm