Paediatric Orthopaedic Conditions Flashcards
What is developmental dysplasia of the hip (DDH)?
Dislocation/subluxation of the femoral head during the perinatal period
Give some risk factors for DDH
Female sex Family history Breech birth First born Down's syndrome
Give some signs and symptoms of DDH
Limb shortening
Asymmetric groins
Thigh skin creases
What is a positive Barlow’s test for DDH?
When there is a click on dislocating the hip with flexion
What is a positive Ortolani’s test for DDH?
When there is a click on reducing a dislocated hip with abduction
What investigations are used for DDH?
Ultrasound - from 0 to 4-6 months
X-ray - from 4-6 months onward
How is DDH mainly treated?
Pavlik harness - keeps hips in comfortable flexion and abduction
What is the commonest cause of hip pain in children?
Transient synovitis
What is transient synovitis?
Self-limiting synovial inflammation following a viral URTI
Give some signs and symptoms of transient synovitis
Pain Limp Reluctance to weight bear Reduced motion Low grade fever
How is transient synovitis treated?
NSAIDs and rest
What is Perthes disease?
An idiopathic osteochondritis of the femoral head leading to AVN and collapse
Who does Perthes tend to affect?
Very active and short boys aged 4-9
Give some signs and symptoms of Perthes
Pain and limp
Loss of internal rotation and abduction
Positive Trendellenburg test
How is Perthes treated?
X-ray observation
Avoid physical activity