Table 1.

Comparison of postmortem concentrations fentanyl in several different post mortem cases after the use of fentanyl patches

Source	Sample collection	Type of overdose by means of fentanyl patches	Doses (mcg/h)	Time between dead and sampling	Postmortem concentration fentanyl (mcg/L)
Our case	Subclavian blood	Mixed-drug overdose + possible oral fentanyl intake	1310 + 3000 mcg oral fentanyl	± 12 h	57.9
Reiter et al.[8]	Femoral blood	Normal dose	150	± 24 h	21.9
Wiesbrock et al. [24]	Femoral blood	Overdose	1350	192 h	94.9
Andresen et al. [16]	Peripheral blood	Overdose	700	Unknown	65.7
			1000		127
Nara et al. [25]	Femoral blood	Mixed-drug overdose	350	± 24 h	51
Lung et al. [26]	Peripheral blood	Mixed-drug overdose	250	Unknown	53
			200		58
			75		50
Geile et al. [5]	Femoral blood	Mixed-drug overdose	150	Unknown	12.6
			300		29.3