Lecture 13 Toes Basic Projections AP Oblique AP

Lecture (13)

• Toes • Basic Projections • AP • Oblique AP Toes Exposure Factors Kv m. As FFD (cm) Grid Focus Cassette 55 5 100 No Fine 24 x 30 cm Patient position Supine or seated on table Knees flexed with feet separate

• Part position • Center toes with plantar surface flat Against cassette • Central Ray 15 degrees towards heal • • Center Point 3 rd metatarsophalangeal joint Structure shown Metatarsals & phalanges

• Oblique Toes Patient position Supine or seated on table Knees flexed with feet separated Part position Center toes with plantar surface flat Against cassette Medially rotate leg&foot 30 -45 degrees Central Ray Perpendicular Center Point 2 nd metatarcophalangeal joint Structure shown metatarsals & phalanges Oblique view of

• Calcaneus • Basic Projections Lateral Axial Lateral Calcaneus Exposure Factors Kv m. As 60 5 FFD (cm) Grid Focus Cassette 100 No Fine 24 x 30 cm Patient Position lying upon affected side Adjust leg & foot in lateral position Part position Adjust patella perpendicular to table Adjust plantar surface perpendicular Center Calcaneus to cassette

• Central Ray Perpendicular • Center Point Mid point of Calcaneus • Structure shown Lateral view Calcaneus, talus and distal tibia &fibula

• Axial Calcaneus Exposure Factors Kv m. As FFD (cm) 60 5 100 Focu Grid Cassette s No Fine Patient Position Supine or seated Leg fully extended Part position Adjust cassette to ankle Adjust plantar surface perpendicular Center Calcaneus to cassette 24 x 30 cm

• Central Ray 40 degrees cephalic to long axis of foot • Center Point In midline at level of 5 th metatarsal • Structure shown Axial view Calcaneus & Talo-calceneal joint