THA approaches
Direct anterior approach intervals
TFL/Sartorius
Rectus femoris and glut medius
describe a B3 type fx
Bad bone/ unstable stem/ fx around stem or just below
HSS
Workup for pseudotumor
aspiration and manual cell count
ESR/CRP
MARS MRI
cobalt/ chromium levels
tight in extension and flexion
cut more proximal tibia
Artery that runs between superficial anterior approach
lateral femoral circumflex
How do you fix a B1
ORIF, stable stem
How many dogs does Dr. Levy have
5
risk factors for pseudo tumor
female gender
high acetabulum inclination angle > 55°
Balanced in extension and tight in flexion
decrease size of femoral component
release PCL (CR)
recut proximal tibia w/ inc slope
Direct lateral
Revision of the femoral component to a long porous-coated cementless stem and ORIF
What year did Dr. Cobelli become chairman
2002
metal-on-metal wear stimulates what cell lineage
lymphocytes
Loose in extension
Balanced in flexion
Augment distal femur
Watson-Jones Approach
Anterior/lateral
TFL/Glut medius
Describe a C type fx
Fx occurs well below the stem
Name of current Oncology fellow
Osama
Bearing with lowest wear rates
ceramic-on-ceramic
Loose in extension and flexion
OR
add medial and lateral augments to tibia
anterior lateral
OR
direct lateral
fx displacement to fix an AG
>2cm
What was Wakefields previous name
Our Lady of Mercy
Osteoprotegrin (OPG) binds to what structure to inhibit particle-induced osteolysis
RANK-Ligand