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Table 73.3
Urgent Investigation in Acute Upper GI Bleeding
Full
blood count
Group and screen
serum
: crossmatch at least 4 units of whole blood if there is shock, significant blood loss or initial
haemoglobin
<
100g/L
Coagulation
screen
Sodium
, potassium, urea and
creatinine
Liver
function tests
ECG if age
≥
50 or known cardiac disease
Chest X-ray