INTERCONDYLAR FOSSA

Question 1

PP: Anterior surface of knee against IR; knee 60-70o from IR (20o difference from CR)

3 positions:

Standing; knee flexed & rested on a stool

Standing at side of table; knee flexed & rested over the IR

Kneeling on table; knee over the IR (Holmblad Method)

RP: Popletial depression

CR: ┴

SS: Intercondylar fossa

Answer 1

HOLMBLAD METHOD

PA AXIAL PROJECTION

TUNNEL VIEW

Question 2

PP: Prone; knee flexed 40-50o from IR; femur against IR; with support under foot

RP: Popletial depression

CR: 40o (knee flexed 40o) or 50o (knee flexed 50o) caudally

SS: Intercondylar fossa

ER:

To detect loose bodies “joint mice

To evaluate split & displaced cartilage in osteochondritis

To evaluate flattening or underdevelopment of lateral femoral condyles in congenital slipped patella

Answer 2

CAMP-COVENTRY METHOD

PA AXIAL PROJECTION

Question 3

PP: Supine; knee flexed; femur 60o to long axis of tibia; curved cassette is used

RP: 0.5 in. inferior to patellar apex

CR: ┴ to long axis of lower leg

SS: Intercondylar fossa, intercondylar eminence, knee joint & tibial plateau

Answer 3

BECLERE METHOD

AP AXIAL PROJECTION