Vascular/Mechanical Dysfunction Flashcards Preview

MOHD4: Exam 5 > Vascular/Mechanical Dysfunction > Flashcards

Flashcards in Vascular/Mechanical Dysfunction Deck (14):
1

DDH - what is it?
What happens?
What is affected?

Developmental Dysplasia of the Hip
Femoral head + acetabulum lack pressure for proper gestational development
Acetabulum shallow/flat
Femoral head subluxes

2

Five F's of DDH

Female
First Born
Family History
Frank Breech
Foot Deformities

3

Other DDH associations

torticollis, metatarsus adductus, calcaneovalgus foot deformity

4

Diagnosis of DDH
Ortolani

Reduce the hip (knee out)

5

Diagnosis of DDH
Barlow

Sublux the hip (knee up, hip down)

6

Diagnosis of DDH
Galeazzi

knee height difference

7

Treatment of DDH

Infancy: Pavlik Harness
Child: open/closed reduction
Adult: hip replacement

8

Legg-Calva-Perthes

idiopathic avascular necrosis of he femoral head

9

Who gets LCP?

M>F 5:1
age 4-10
Caucasian

10

Slipped Capital Femoral Epiphysis

displacement of proximal femoral metaphysis through the growth plate (femoral head stays in place!)

11

Who gets SCFE?

M>F 2.5:1,
age 10-14/16,
50% >95%weight,
Hispanic, AA, low SES

12

What causes SCFE?

Trauma?
Endocrine:
- abnormalities
- growth spurt
- GH/sex hormone abnormality

13

Categories of SCFE

Stable: able to amb w/crutches
Unstable: unable to amb
Acute:

14

Worst Case outcome of SCFE

Lack of blood supply (medial circumflex artery, retinacular) --> avascular necrosis, head collapse --> early joint replacement