Tag: Thrombocytosis

  • Hyperkalaemia, pt 1: clinical signs and causes

    Hyperkalaemia, pt 1: clinical signs and causes

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    Hyperkalaemia is a relatively common electrolyte abnormality encountered in the clinic and always requires immediate attention, as myocardial toxicity can occur when serum potassium concentration gets sufficiently high (exceeding 5.5mmol/L). Hyperkalaemia causes clinical signs due to its effect on the resting membrane potential. The increase in potassium causes depolarisation of this potential, which, in effect,…