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lower limb · AP (Stitched)
Lower Limb Long Leg Scanogram
Patient standing or supine, both legs.
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AI Patient · KV Sir
How to perform this view
- 01
Stand patient on platform with feet together, patellae forward.
- 02
Place radiopaque ruler between legs.
- 03
Use stitching DR from hips to ankles.
- 04
Shield gonads.
Anatomical & patient position
Patient: Patient standing or supine, both legs.
Part: Patellae facing forward; ruler placed alongside.
Central ray & centring point
Perpendicular to hip, knee and ankle (or single long exposure).
Exposure factors
kVp
75-85 kVp
mAs
10-20 mAs
SID
200-300 cm
IR size
35 x 129 cm stitched
Grid
Yes
Respiration
Suspended
Clinical indications
- Leg length discrepancy
- Mechanical axis / deformity planning
Contraindications & precautions
- Pregnancy (relative) - shield abdomen; extremity exposures carry minimal fetal dose
Structures shown & evaluation criteria
- Hips to ankles bilaterally with ruler