radiology rotation

Question 1

OA of the hip is termed_____

Answer 1

malum coxa senilis

Question 2

___sign diastasis of the joint when there is inflammation

Answer 2

Waldenstrom’s sign

Question 3

What is protrusio acetabuli?

Answer 3

intrapelvic displacement of the medial wall of the acetabulum in an RA patient

Question 4

___ fx: an isolated iliac wing fracture.

stable or unstable?

Answer 4

Duverney fx

Question 5

___ fx: bilateral superior and inferior pubic rami fx

Answer 5

straddle fx

Question 6

_____ fx: pelvic fracture that goes through the sacrum & ipsi. inferior / superior ramus

Answer 6

malgaines fx

Question 7

____ fx: A-> P compression injury that causes a dislocation of the ilium from the sacrum

Answer 7

sprung pelvis

aka: open book fx

Question 8

___ fracture : contra fx to the ilium and pubis

etio: lateral compression NRG vector

Answer 8

Bucket handle fx

Question 9

___: when the pubis loks bulbous

Answer 9

ischiopubic synchondroses

Question 10

AVN of the femoral head

Answer 10

Legg- Calves

Question 11

what measurement is used when measuring to dx slipped capital epiphyseal ?

Answer 11

Klein’s line

Question 12

what line of measurement should be used when dx a femoral neck fx?

Answer 12

shelton’s line

Question 13

___ fx is at the base of the femoral neck

Answer 13

basicervical

- pathological fx’s occur here

Question 14

What is the MC location for a femoral neck fx

Answer 14

subcapital

Question 15

name the 2 femoroacetabular impingement types

Answer 15

1. cam type: femoral head neck jxn demonstrates osseous bump
2. pincher type: acetabulum excessively covers femora head

Question 16

osteomyelitis:
MC organism that causes it: ___
MC bone effected:____

Answer 16

MC organism: Staph aureus

MC bone: femur

Question 17

Phemister’s triad is patho pneumonic for: ____ infection

name the three parts:

Answer 17

Tuberculous arthritis

the triad:

1. juxta-articular osteopaenia/osteoporosis
2. peripheral osseous erosions
3. gradual narrowing of joint space

Question 18

Where does the TB infection usually start in the bone?

Answer 18

metaphysis –> spreads to the jt

Question 19

___: a sharply outlined focus of burned out infection –> can be sterile or contain residual staph

Answer 19

brodies abscess

Question 20

what CA must be worried about with someone that has stage IV pages?

Answer 20

osteosarcoma

Question 21

sheppard crook deformity

Answer 21

a coxa vara deformity caused by fibrous dysplasia

Question 22

dx: sharp pain in the knee that is worst at night, and relieved by taking aspirin

Answer 22

osteoid osteoma

Question 23

MC location for a osteoid esteem?

Answer 23

femoral neck

cc: knee pain

Question 24

“cresent sign” in the femoral head indicates?

Answer 24

AVN

Question 25

explain primary, secondary and tertiary HPT

Answer 25

primary: adeoma of the gland
secondary: kidney dz–> kidney cant maintain the serum ca+ levels, Ca+ gets excreted and the body then pulls it from the bones
tertiary: after kidney transplant, there is not hormone feed back loops

Question 26

brown tumors are ass. with what dz

Answer 26

hyperparathyroidism

Question 27

putti’s triad describes ___ condition

what are the 3 features of the triad

Answer 27

developmental dysplasia of the hip

1. incr acetabular angle
2. lateral displacement of femoral head
3. small femoral head

Question 28

“Champagne glass” pelvis

Answer 28

achondrial plasia