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Flashcards in Trauma Deck (33):
1

Location of SH fx in physis

Zone of hypertrophy or
Chondro-osseous junction

2

What causes premature physeal arrest after fx

Vascular invasion across physis

3

Direction of dislocation in distal humerus physeal separation

Posteromedial

4

Bacteria in neonates

Group B strep

5

HACEK bacteria

Haemophilus
Aggregatibacter
Cardiobacterium
Eikenella
Kingella

6

XR view for lateral condyle fx

INTERNAL oblique (fragment is posterolateral)

7

XR view for medial epicondyle fx

AXIAL view

8

What is a Galeazzi fx

Distal 1/3 radius fx + DRUJ injury

9

Pedi equivalent to DRUJ injury

Distal ulnar physeal injury

10

What is a Essex-Lopresti injury

Prox radius fx + DRUJ injury

11

Most common reason for irreducible DRUJ

ECU tenon

12

Fx pathognomonic for OI

Olecranon fx

13

Elbow ossification centers (CRITOE) and ages

Capitellum (1)
Radius (3)
Internal (medial) epicondyle (5)
Trochlea (7)
Olecranon (9)
External (lateral) epicondyle (11)

14

Elbow fusion centers (CTE ROI) and ages

Capitellum (12-14)
Trochlea (12-14)
Ext (lateral) epicondyle (12-14)

Radius (14-16)
Olecranon (15-17)
Int (medial) epicondyle (16-18)

15

Bipartite patella location

Superolateral

16

Tillaux fx mechanism

AITFL avulsion (SH3)

17

Order of closure of distal tibial physis

Central
Posterior
Medial
Anterolateral

18

Gene assoc w/ DVT/septic emboli and MRSA

PVL gene

19

Physis zones (ERPHS)

Epiphysis
Reserve
Proliferative
Hypertrophic
Spongiosa (primary + secondary)

20

Reserve zone physeal disorders

Gaucher's
Diastrophic dysplasia
Kneist
Pseudoachondroplasia

21

Proliferative zone physeal disorders

Achondroplasia
MHE
Gigantism

22

Hypertrophic zone physeal disorders

SCFE
Rickets
Enchondroma
SH1 fx
Schmids
Mucopolysaccharide dz

23

Zones within hypertrophic zone of physis

Maturation
Degenerative
Provisional calcification

24

Primary spongiosa physeal disorders

Scurvy
Metaphyseal corner fx

25

Part of physis where renal SCFE has effect

Secondary spongiosa

26

Where osteochondromas come from

Groove of Ranvier

27

Main blood supply to physis

Perichondrial artery

28

Proximal humerus ossification centers

Head - 6 months
GT - 3 years
LT - 5 years

29

Most common reason for irreducible prox hum fx

LH biceps tendon

30

Deformity with proximal tibia fx

Valgus
Apex anterior

31

Most common nerve palsy with flexion type SCH fx

Ulnar nerve

32

Most common complication after SCH CRPP

Pin migration

33

Arterial injury with tibial tubercle fx

Recurrent anterior tibial artery