TABLE 1

Patient Details Regarding Dextrocardia, Acquisition, and Processing

Variable	Patient 1	Patient 2	Patient 3
Age (y)	66	61	42
Sex	M	F	M
Presentation	NSTEMI	Breathlessness	Chest pain
Type of dextrocardia	Complete	Complete	Incomplete (mesocardia)
Situs inversus?	Yes	Yes	No
Patient positioning
SPECT	Feet-first supine	Feet-first supine	Feet-first supine
¹⁸F-FDG PET	Head-first supine	Head-first supine	Head-first supine
Imaging arc during acquisition
SPECT	45° LAO to 135° RPO clockwise	45° LAO to 135° RPO clockwise	180° right lateral to left lateral
¹⁸F-FDG PET	360°	360°	360°
Routine processing^*
SPECT	Feet-first supine	Feet-first supine	Feet-first supine
¹⁸F-FDG PET	Head-first supine	Head-first supine	Head-first supine
Cardiac wall orientation	Interchanged septum and lateral wall	Interchanged septum and lateral wall	Not affected
Change in processing	Required	Required	Not required
SPECT	Feet-first prone	Feet-first prone	—
¹⁸F-FDG PET	Head-first prone	Head-first prone	—
Cardiac wall orientation	Corrected	Corrected	—