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Jun 18 2011, 4:39 PM EDT (current) AndyC 1 word added
Jun 16 2011, 2:04 PM EDT AndyC

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Radiographic Positioning


Adult
Other related pages of interest

Name of projection Hip - Lateral - Rolled
Area Covered Hip and proximal femur
Pathology shown Joint narowing
Radiographic Anatomy Hip Radiographic Anatomy
IR Size & Orientation 24x 30 cm
Portrait
Film / Screen Combination Regular
(CR and DR as recommended by manufacturer)
Bucky / Grid Moving or Stationary Grid
Filter Decubitus filter may be used for film
Not required with CR / DR
Exposure 70 kVp
20 mAs
FFD / SID 100cm
Central Ray CR directed to midfemoral neck
Collimation Collimate to four sides of interest
Markers Distal and Lateral
Marker orientation AP
Shielding Shield gonads on all males,ovarian shielding on females is generally not possible without blocking essential anatomy (check your department's policy guidelines)
Respiration Not applicable
Positioning
  • Patient supine on the table, arms at side or across upper chest
  • Cushion for patients head
  • Flex knee and hip on affected side
  • Abduct femur 45° from vertical (to place femoral neck parrallel to IR)
  • CR directed to midfemoral neck
Lauenstein / Hickey modification:
  • This method foreshortens the neck but demonstrates head and acetabulum well
  • Patient supine on the table, arms at side or across upper chest
  • Cushion for patients head
  • Rotate patient onto affected side until femur is in contact with the tabletop
  • Place support sponge under hip and knee of raised side
  • Flex knee and hip on affected side
  • CR directed to midfemoral neck
Critique

 Positioning

Area Covered

Collimation

Exposure

Special Notes