From: Adequate timing and constant supervision are the keys for successful implementation of levothyroxine or levothyroxine/paracetamol absorption test
TSH sample dilution
TSH [μIU/ml]
TSH [μIU/ml] after recalculation
No dilution
289.3
1:4
72.8
291.2
1:16
19.7
315.2
1.32
10.1
323.2