Lab exam 1 technical factors and CS

AP projection proximal femur kvp

80

AP projection proximal femur mAS

6.3,12.5, 25

Lateral proj mediolateral proximal femur kvp

80

AP proj distal femur mAS

2.5,5, 10

FEMUR IR orientation

14×17 LW

Collimate 1 inch on the sides of the shadow of the mid femur and 17” in length

femur collimation

CR for femur projections

mid femur and center of IR

Where does the top of the IR go for the proximal femur AP and lat projs

at level of ASIS

Where does the bottom of the IR go for the distal femur AP and lat projs

2 inches below knee joint

kvp for distal femur projs

75

focal spot for femur

SFS

Pelvis CR Orientation

14×17 CW

AP Pelvis and AP Oblique pelvis mAS

6.3, 12.5, 25

Where does the CR go for AP Pelvis

MSP 2 inches below ASIS

AP Oblique Pelvis CR location

MSP 2.5-3 inches below ASIS

focal spot size for pelvis

LFS

MAS for AP Axial pelvic bone outlet

10,20,40

MAS for AP Axial pelvic bone inlet/bridgeman

10,20,40

AP Axial Pelvic bones Outlet CR location

MSP 6 inches below ASIS

AP Axial Pelvic bones Outlet CR orientation degrees for men

20-35 degrees cephalic

AP Axial Pelvic bones Outlet CR orientation degrees for women

30-45 degrees cephalic

AP Axial pelvic bones inlet/bridgeman CR location

40 degrees caudal at level of ASIS and MSP

Where do you place the top of IR for AP Pelvis

1 to 1.5 inches above illiac crest

HIP CR Orientation

10×12 LW

AP Hip mas

6.3, 12.5, 25

AP Modified cleaves unilateral hip mas

6.3,12.5, 25

AP Hip CR location

1-2 in medial to ASIS and 3-4 in distal to ASIS

AP Modified cleaves hip -CR Location

3 to 4 inch distal to asis

Axiolateral danelius miller hip_mAS

16,32,63

CR orientation for danelius miller

10×12 LW

AP Oblique acetabulum CR orientation

10×12 LW

AP Oblique acetabulum MAS

10,20,40

AP Oblique internal judet CR location

2 inches inferior to elevated ASIS

AP Oblique internal/external judet CR oreintation

10×12 LW

AP Oblique external judet CR location

2 in medial and 2 inch distal to ASIS

Internal oblique left side affected patient position

RPO

external oblique right side affected patient position

RPO

SI Joint proj kvp

80

SI Joints mAS

10,20,40

AP Axial SI CR location

2 to 2.5 in inferior to asis

SI JOint cr oreintation

10×12 LW

AP oblique SI Joints CR oreintation

6×8 LW

AP oblique SI Joints CR location

1 inch medial to elevated ASIS

AP Axial coccyx and sacrum mas

10,20,40

Lateral coccyx and sacrum mAS

12.5, 25, 50

Lateral coccyx and sacrum kvp

90

AP axial sacrum CR location

15 degrees cephalic, 1.5 to 2 in inferior to asis

AP axial coccyx CR location

10 degrees caudal, 1.5 in inferior to ASIS

Lateral sacrum and coccyx cr location

3.5 posterior and1.5-2 in distal to elevated ASIS

AP Axial coccyx CR collimation

7×7

Lateral coccyx and sacrum CR collimation

8×12 LW