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upper limb · PA Oblique (Y View)
Shoulder Scapular Y Lateral
Erect facing IR, rotated 45-60 deg (anterior oblique).
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AI Patient · KV Sir
How to perform this view
- 01
Face IR and rotate 45-60 deg (RAO/LAO).
- 02
Palpate scapula to confirm it is perpendicular.
- 03
Arm relaxed by side (no rotation in trauma).
- 04
CR to scapulohumeral joint (5-6 cm below top of shoulder).
Anatomical & patient position
Patient: Erect facing IR, rotated 45-60 deg (anterior oblique).
Part: Affected shoulder against IR, arm by side; scapula perpendicular to IR.
Central ray & centring point
Perpendicular to scapulohumeral joint.
Exposure factors
kVp
75-85 kVp
mAs
15-20 mAs
SID
100 cm
IR size
24 x 30 cm
Grid
Yes
Respiration
Suspended
Clinical indications
- Anterior / posterior shoulder dislocation
- Proximal humeral fracture
- Scapular body fracture
Contraindications & precautions
- None specific - suitable for trauma
Structures shown & evaluation criteria
- Scapula as 'Y' shape
- Humeral head over Y junction (normal)