Elbow

Question 1

Ossification of the capiteillum

Answer 1

1-2 years

Question 2

Radius osssification site presents at what age?

Answer 2

3-4 years

Question 3

Medial Epicondyle osssification site presents at what age?

Answer 3

5-6 years

Question 4

Trochlea osssification site presents at what age?

Answer 4

7-11 years

Question 5

Lateral Epicondyle ossification site forms at what year

Answer 5

10-11 years

Question 6

Name the ligaments of lateral elbow

Answer 6

LCL Ligament complex

• Radial Collateral ligament
• Lateral UCL

Annular Ligament

Question 7

Name the ligaments of the medial elbow

Answer 7

1. Anterior - 60% of resistance to valgus stress
2. Posterior Oblique - 60-120 flexion ( often released)
3. Transverse

Question 8

5 yr old falls on hyperextended elbow. What is the diagnosis?

Answer 8

Supracondylar Fracutre

1. Most common pediatric fracture
2. Ant humeral line should bisect capitellum normally.
3. bauman

Question 9

What is this called and what does it releate too?

Answer 9

Baumann Angle

Normal is 70-75

Question 10

Most common nerve injury in supracondylar fracture?

Answer 10

AIN

Inabilty to make OK sign

FPL, PQ,FDP

Question 11

Type 1 Gartland Supracondylar Fracture Treatment

RTP?

Answer 11

Cast/ splint 2-3 weeks

RTP 4-6 weeks

Type 2 and 3 are both surgery most likely

Question 12

Compications of Supracondylar fracture

Answer 12

cubitus varus

Volkman Ischemic contracture

Question 13

Treatment for radial fracture.

Mason Classification Type 1?

Answer 13

Nondisplaced <2 mm

Question 14

Radial head Fracture (Modified Mason Class Type II)

Answer 14

Displaced fracture

Question 15

Radial head Fracture (Modified Mason Class Type III)

Answer 15

Comminuted fracture

Question 16

Radial head Fracture (Modified Mason Class Type IV)

Answer 16

Radial head fracture with associated dislocation

Question 17

Which radial head fractures mostly require surgery?

Answer 17

Type II -IV

Question 18

Treatment for Type 1 Olecranon Fracture

Answer 18

Nondisplaced (2mm)

Immobilize long cast

Question 19

Most common fracture occuring with a posterior elbow dislocation

Answer 19

Medial epicondyle

Avulsion during Valgus foosh injury

Question 20

UCL ligament injury occurs in what stage of pitching cycle

Answer 20

Late cocking/early acceleration

Question 21

Primary Stablilzer of the UCL

Answer 21

Anterior band

Question 22

Patient presents with clicking and popping of elbow during extension. History of posterior elbow dislocation

Answer 22

Posteriorlateral instability