Paediatric orthopaedics Flashcards
What are the risk factors for developmental dysplasia of the hip?
Female First born Oligohydramnios Breech position FH Other lower limb deformity
What are the clinical features of hip dysplasia?
Ortolani’s sign
Barlow’s sign
Piston motion sign
What investigations are done for hip dysplasia?
Exam
US if suspicion on exam
What is the management of hip dysplasia?
Pavlik harness
Surgery
What are the clinical features of Legg-Calve-Perthes disease?
Short stature Limp Knee pain with exercise Stiff hip Systemicall well
Who is Legg-Calve-Perthes disease seen in?
Boys> girls
Primary school age
What are the phases of LCP disease?
Avascular necrosis
Fragmenttion- revascularisation and pain
Reossification
Residual deformity
What causes Perthes disease?
Disruption of blood flow to head of femur
What is the differential for unilateral Perthes?
Septic hip
Juvenile idiopathic arthritis
SUFE
Lymphoma
What is the differential for bilateral LCP?
Hypothyroid
Sickle
EPipjyseal dysplasia
What is SUFE?
Posteriomedial displacement of proximal femoral epiphysis in relation to the neck
Who is SUFE seen in?
Boys > girls
Age 9-16, usually over 11s
Associated with growth spurt and obesity
What causes SUFE?
Increased load
Weak physics
Both
What are the signs and symptoms of SUFE?
Pain- groin, knee, thigh Limited ROM Limp History of trauma Deformity- external rotation, esp on flexion
What investigations are done for SUFE?
Frog lateral xray- slipped ice cream cone appearance