Sun10October0740PM 14

Characteristic findings in an Addisonian crisis (acute adrenal insufficiency) include:

True / False

Reduced plasma urea concentration Correct

Hyperkalaemia Correct

Hypochloraemia Correct

Reduced plasma bicarbonate concentration Correct

Pancytopenia Incorrect answer selected

Explanation

The characteristic laboratory findings in acute adrenal insufficiency are:

Hyponatraemia

Hyperkalaemia

Metabolic (acidosis reduced plasma bicarbonate concentration)Elevated plasma urea

Hypochloraemia

Hypoglycaemia

Normochromic normocytic anaemia

Neutropenia

Eosinophilia, and

Lymphocytosis.

Hypercalcaemia occurs in 10-20% of cases.

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