Chiro Essentials- Radiology Features, Growth Plates, Etc.

Question 1

sharp margin

benign OR malignant?

Answer 1

benign

Question 2

Geographic destruction
(benign OR malignant?)

Answer 2

benign

Question 3

Imperceptible margin

benign OR malignant?

Answer 3

malignant

Question 4

moth-eaten or permeative with cortical destruction

benign OR malignant?

Answer 4

malignant

Question 5

solid periosteal reaction

benign OR malignant?

Answer 5

benign

Question 6

spiculated, codman’s triangle, onion-skin lamination periosteal reaction
(benign OR malignant?)

Answer 6

malignant

Question 7

0-6 cm in size

benign OR malignant?

Answer 7

benign

Question 8

6+ cm in size

benign OR malignant?

Answer 8

malignant

Question 9

No soft tissue involvement

benign OR malignant?

Answer 9

benign

Question 10

Soft tissue involvement

benign OR malignant?

Answer 10

malignant

Question 11

Sliding injury through the growth plate

Answer 11

Salter Harris Type 1

Question 12

Fracture of edge of Metaphysis and growth plate

Answer 12

Salter Harris Type 2

Question 13

Fracture through Epiphysis and growth plate

Answer 13

Salter Harris Type 3

Question 14

Fracture through metaphysis AND epiphysis

Answer 14

Salter Harris Type 4

Question 15

Compression of the growth plate

Answer 15

Salter Harris Type 5

Question 16

Causes of Acro-osteolysis
P
I
N
C
H

Answer 16

Psoriasis
Injury (thermal burn or frost bite)
Neuropathy (diabetes or leprosy)
Connective tissue disorders (Scleroderma)
Hyperparathyroidism

Question 17

Causes of Moth-Eaten Destruction
M
E
L
O
N

Answer 17

Metastases and Multiple Myeloma
Eosinophilic granuloma
Lymphoma
Osteomyelitis
Neuroblastoma

Question 18

Most common primary malignancy in elderly

Answer 18

Multiple Myeloma

Question 19

Most common primary malignancy in young

Answer 19

Osteosarcoma

Question 20

Second most common primary malignancy in elderly

Answer 20

Chondrosarcoma

Question 21

Second most common primary malignancy in young

Answer 21

Ewing Sarcoma