Instability Pattern

• Instability Pattern:

  • Generally defined as extra physiological hip motion, causing pain with or without hip joint stability
• Instability Pattern - Common conditions:

  • Developmental hip dysplasia
  • Connective tissue disorders: Ehlos Danlos, hypermobility, Marfans, Downs Syndrome
  • Females that are younger than 40 years
  • Gymnasts, dancers
  • Pain with hip extension based activities, standing, running, wearing heels
• Instability Pattern - Symptoms:

  • Unilateral anterior hip or groin pain
  • Dull ache worsening with activity
  • Mechanical clicking, clunking, giving way
• Instability Pattern - Objective findings:

  • Pain when tested:
  • Quadrant testing
  • FADIR
  • Anterior pelvic tilt
  • Traction to the limb = apprehension
• Instability Pattern - Aim of physio:

  • Pain reduction and symptom control
  • Activity modification
  • Sagittal and frontal plane hip ROM exercises
  • Global hip strengthening
  • Improve functional sport specific training, pain limited
• Instability Pattern:

  • Contributes to increased movement of the femoral head with the acetabulum, which eventually damages the labrum, cartilage and capsule