Subject: CMULTIS008-1
Segment: UpperArm
Modality: Compare MRI and CT



Sphere Fitting - CT STL

	Marker		Radius (mm)	Coordinates [x,y,z] (mm)
	H1		9.76		-5.7306, 229.0423, 347.4343
	H2		9.57		27.2613, 201.6622, 300.7156
	H3		9.79		-20.9625, 206.7450, 318.3321
	H4		9.22		-0.4464, 164.9164, 60.9973

	Distances between markers
	Marker 1	Marker 2	Distance (mm)
	H1		H2		63.41
	H1		H3		39.70
	H1		H4		293.57
	H2		H3		51.59
	H2		H4		244.10
	H3		H4		261.52

Sphere Fitting - MRI STL

	Marker		Radius (mm)	Coordinates [x,y,z] (mm)
	H1		8.24		-5.8414, 229.1928, 348.0836
	H2		8.54		27.6562, 201.5239, 300.2082
	H3		8.19		-21.3123, 206.8717, 318.7998
	H4		8.35		-0.3807, 164.7775, 60.3877

	Distances between markers
	Marker 1	Marker 2	Distance (mm)
	H1		H2		64.65
	H1		H3		39.94
	H1		H4		294.87
	H2		H3		52.65
	H2		H4		244.23
	H3		H4		262.65

Differences between CT and MRI registration

Marker 1	Marker 2	Distance Diff			Angle(deg)
H1		H2		-1.24 mm [-1.96 %]		0.33
H1		H3		-0.24 mm [-0.60 %]		0.26
H1		H4		-1.29 mm [-0.44 %]		0.03
H2		H3		-1.06 mm [-2.05 %]		0.74
H2		H4		-0.14 mm [-0.06 %]		0.07
H3		H4		-1.14 mm [-0.43 %]		0.07

Average 			0.85 mm [0.92 %]		0.25
Maximum 			1.29 mm [2.05 %]		0.74