4th Year Orthopaedic Surgery

Question 1

incision for TKR

Answer 1

anterior incision in the knee

Question 2

how is a TKR done?

Answer 2

patella is rotated out of the way
articular surfaces of femur and tibia are removed
new metal surfaces replace these + spacer

Question 3

incision for TSR?

Answer 3

anterior incision down front of shoulder

Question 4

how is a TSR done?

Answer 4

head of humerus is removed and replaced with a metal or ceramic ball and can either be attached to metal stem or screws (stemless)
metal socket for gelnoid
can do reverse

Question 5

drugs needed prior to joint replacement

Answer 5

GA
prophylactic antibiotics
tranexamic acid

Question 6

management of prosthetic joint infections

Answer 6

repeat surgery

prolonged antibiotics

Question 7

Gustilo-Anderson classification of open fractures

Answer 7

• Type 1= low-energy clean wound <1cm with minimal soft tissue injury and fracture comminution
• Type II= wound 1-10cm with moderate soft tissue damage and fracture comminution
• Type III= high energy, wound >10cm (A= no periosteal stripping, B= periosteal stripping and C has major vascular injury)

Question 8

late complications of fractures

Answer 8

Sudek’s atrophy
complex regional pain syndrome
reflex osteodystrophy

Question 9

what is Bennett’s fracture

Answer 9

intra-articular fracture of base of first metacarpal +/- CMC joint sublux

Question 10

what is Pott’s disease?

Answer 10

TB of the spine