Developmental Dysplasia of the Hip
- Abnormal Femoral Head in Acetabulum
- Positive Barlow Sign
- Clicking with Adduction
- Positive Ortolani Sign
- Clicking with Abduction
- Asymmetrical Limb Lengths and Folds (Gluteal and Thigh)
- Trendelenburg Sign
- Abduction Device
- Pavlik Harness
- Closed Reduction
Muscular Dystrophy
- X-linked Recessive
- Muscle Weakness
- Motor Problems
- Gower Sign
- Large Calves
- Waddling Gait
- Loss of Ambulation
- Cardiac and Respiratory Failure
Slipped Capital Femoral Epiphysis (SCFE)
- Separation of Femoral Epiphysis from Femoral Neck
- Through Growth Plate (Physeal Plate)
- Obesity
- Male Adolescents
- African American
- Growth and Sex Hormone Imbalances
- Thigh or Knee Pain
- Inability to Bear Weight
- Decreased Internal Rotation of Hip
- Obligate External Rotation of Hip with Flexion
- Frog Leg Lateral X-ray
- Surgical Pinning
- Avascular Necrosis of Femoral Head
Legg-Calve-Perthes Disease
- Idiopathic Avascular Necrosis of Femoral Head
- Boys 5-7 Years of Age
- Symptoms < 18 Months
- Painless Limp
- Limited Range of Motion
- Intermittent Anterior Thigh Pain
- Insidious Pain in Knee
- Atrophy of Upper Thigh
- AP and Frog Leg Lateral X-ray
- Compression and Deformity of Femoral Head
- Bed Rest
- NSAIDs
- Containment with Brace or Cast
- Surgery
Osgood-Schlatter Disease (Tibial Tubercle Apophysitis)
- Apophysitis of Tibial Tubercle
- Active, Young Boys
- Running and Jumping
- Overuse Injury
- Recent Growth Spurt
- Diagnosis Made on History
- Anterior Knee Pain
- Enlarged Tibial Tubercle
- Edema
- Rest
- NSAIDs
- Activity Restriction
- Self-limiting
Osteosarcoma
- Osteogenic Sarcoma
- Peak incidence men 10-20 years old
- Metaphysis of Long Bones
- Knee Region
- Radiation
- Familial Retinoblastoma
- Paget's Disease
- Codman Triangle
- Sunburst Pattern from Elevated Periosteum
- Grave Prognosis
Patellofemoral Pain Syndrome (PFPS)
- Young Female Athletes
- Runners
- Overuse Injury
- Idiopathic Patellar & Retinacular Pain
- Chronic Anterior Knee Pain
- Increased with Squatting or Running
- Increased with Prolonged Sitting or Climbing Stairs
- Patellofemoral Compression Test
- Apprehension Sign
- NSAIDs
- Conservative Therapy
- Bracing
Systemic Juvenile Idiopathic Arthritis Characteristics and Presentation
- Idiopathic
- Still's Disease
- Autoimmune Joint Destruction
- Onset < 16 Years Old
- Arthritis
- Quotidian Fever
- Evanescent Exanthem
- Lymphadenopathy
- Hepatosplenomegaly