The Big Three- DDH, Perthes Disease, SUFE Flashcards
DDH?
Developmental dysplasia of hip
SUFE?
Slipped Upper Femoral Epiphysis
Which age group usually gets DDH?
Newborns
Which age group tends to get Perthes Disease?
Primary school aged children
Which age group tends to get SUFE?
Late primary school, early secondary school
Do girls or boys more commonly get DDH/dislocated hips at birth?
Girls
Which hip tends to be more commonly affected by DDH/dislocation at birth?
Left hip
Risk factors of DDH?
First born
Oligohydramnios- reduced amniotic fluid in fluid filled sac (covered more next year)
Breech born
Family history
Other lower limb deformities
Increased birth weight (>10lbs)
What four signs are used clinically to diagnose DDH?
Ortoloani’s sign
Barlow’s sign
Piston Motion sign
Hamstring sign
Why is DDH rarer now?
Part of the newborn examination to ensure hip is not dislocated
->In Sweden they have to examine 500 babies under supervision for DDH. If they then miss it, they go through a public inquiry
Issue with x-raying newborns to check for DDH?
Femoral head does not appear until 3 months old
Prognosis of DDH?
If diagnosed within first few weeks of life, 90% respond to simple splintage
Older the child, poorer the prognosis
Treatment of DDH if < 3 months?
Simple splintage
Treatment of DDH if 3mnths-1yr?
Closed reduction surgery and cast
Treatment of DDH if over a year old?
Open reduction and capsule reefing