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lower limb · PA Axial (Camp-Coventry / Holmblad)
Knee Intercondylar Fossa (Tunnel)
Prone (Camp-Coventry) or kneeling (Holmblad).
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AI Patient · KV Sir
How to perform this view
- 01
Prone; flex knee 40-50 deg, support foot.
- 02
CR perpendicular to lower leg (40-50 deg caudad).
- 03
Centre to popliteal crease.
- 04
Holmblad: patient kneels on table, leaning forward 20-30 deg.
Anatomical & patient position
Patient: Prone (Camp-Coventry) or kneeling (Holmblad).
Part: Knee flexed 40-50 deg.
Central ray & centring point
Perpendicular to tibia, at popliteal crease.
Exposure factors
kVp
70-80 kVp
mAs
5-8 mAs
SID
100 cm
IR size
18 x 24 cm
Grid
Yes
Respiration
N/A
Clinical indications
- Loose bodies
- Osteochondritis dissecans
- Tibial spine avulsion
Contraindications & precautions
- Acute trauma unable to flex
Structures shown & evaluation criteria
- Intercondylar fossa open
- Tibial spines