general

Question 1

most likely bug in an acute joint infection

Answer 1

staph aureus

Question 2

most common bug in joint infection w/ UTI

Answer 2

e coli

Question 3

most common bug in joint infection > 3 months post op

Answer 3

staph epidermidis

Question 4

ACL attachments

Answer 4

O: posteromedial lateral femoral condyl
I: anterior to intercondylar eminence of tibia

Question 5

PCL attachments

Answer 5

O: anterolateral medial femoral condyle
I: tibial sulcus below articular surface

Question 6

primary stabilizer in external tibial rotation

Answer 6

posterolateral corner

Question 7

what is the safe zone for acetabular screw insertion?

Answer 7

posterior superior quadrant

Question 8

what is in the posterior inferior quadrant of the acetabulum?

Answer 8

sciatic nerve, inferior gluteal vessels and nerve, internal pudendal nerve and vessels

Question 9

what is in the anterior inferior quadrant of the acetabulum?

Answer 9

obturator nerve, artery, vein

Question 10

what is in the anterior superior quadrant of the acetabulum?

Answer 10

external iliac vessels

Question 11

what is in the posterior superior quadrant and when is it at risk?

Answer 11

sciatic nerve, at risk especially in revisions