Subject: CMULTIS010-1
Segment: UpperArm
Modality: Compare MRI and CT



Sphere Fitting - CT STL

	Marker		Radius (mm)	Coordinates [x,y,z] (mm)
	H1		9.52		-13.3172, 205.0128, 1346.0249
	H2		9.59		10.4739, 183.2190, 1333.5824
	H3		9.47		-26.7309, 193.7909, 1318.1233
	H4		9.36		0.4203, 160.9111, 1115.2864

	Distances between markers
	Marker 1	Marker 2	Distance (mm)
	H1		H2		34.58
	H1		H3		32.93
	H1		H4		235.32
	H2		H3		41.65
	H2		H4		219.66
	H3		H4		207.27

Sphere Fitting - MRI STL

	Marker		Radius (mm)	Coordinates [x,y,z] (mm)
	H1		8.43		-13.3304, 205.0444, 1346.7477
	H2		8.16		10.1236, 183.4252, 1333.9050
	H3		8.45		-26.4525, 193.8234, 1318.7261
	H4		8.24		0.5054, 160.6408, 1113.6381

	Distances between markers
	Marker 1	Marker 2	Distance (mm)
	H1		H2		34.39
	H1		H3		32.91
	H1		H4		237.70
	H2		H3		40.94
	H2		H4		221.65
	H3		H4		209.50

Differences between CT and MRI registration

Marker 1	Marker 2	Distance Diff			Angle(deg)
H1		H2		0.19 mm [0.56 %]		0.86
H1		H3		0.02 mm [0.05 %]		0.55
H1		H4		-2.39 mm [-1.01 %]		0.04
H2		H3		0.71 mm [1.70 %]		0.03
H2		H4		-1.99 mm [-0.91 %]		0.15
H3		H4		-2.23 mm [-1.07 %]		0.13

Average 			1.25 mm [0.88 %]		0.29
Maximum 			2.39 mm [1.70 %]		0.86