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Zorluk: OrtaOrthopedic Surgery

Match each clinical presentation to the most likely pediatric orthopedic diagnosis.

  • A 13-year-old boy with a body mass index of 32 presents with an atraumatic limp and left knee pain. Examination shows the left hip is obligately externally rotated when actively flexed.Slipped capital femoral epiphysis (SCFE)
  • A 6-year-old boy presents with an insidious onset of a painless limp. Examination shows limited abduction and internal rotation of the hip. Radiographs reveal sclerosis and flattening of the proximal femoral epiphysis.Legg-Calvé-Perthes disease
  • A 14-year-old basketball player presents with anterior knee pain worsened by jumping. Examination reveals localized tenderness and a bony prominence directly over the tibial tuberosity.Osgood-Schlatter disease
  • A 2-year-old girl refuses to use her right arm after being swung by her hands. The right upper extremity is held closely to her body in a pronated and extended position.Radial head subluxation
  • A 5-year-old boy presents with an acute onset limp and hip pain following a recent viral upper respiratory infection. He is afebrile, and his serum inflammatory markers are within normal limits.Transient synovitis of the hip

Cevap

The correct pairings accurately match the clinical vignette of common pediatric musculoskeletal conditions to their respective diagnoses based on age, demographics, and key physical exam findings.
Each vignette represents the archetypal presentation of a pediatric orthopedic pathology. Recognition of defining features—such as obesity and referred knee pain in SCFE, or avascular necrosis changes in Legg-Calvé-Perthes—is required to form the correct matches.

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1
Analyze the presentation of the 13-year-old obese boy with knee pain and external hip rotation.
Matches with Slipped capital femoral epiphysis (SCFE).
SCFE predominantly affects overweight adolescents and frequently presents with referred knee pain and a pathognomonic loss of internal hip rotation.
2
Analyze the presentation of the 6-year-old boy with a painless limp and radiographic femoral head flattening.
Matches with Legg-Calvé-Perthes disease.
The age of onset (4 to 10 years), insidious progression, and avascular necrosis changes on x-ray are classic hallmarks of Legg-Calvé-Perthes disease.
3
Analyze the presentation of the 14-year-old athlete with tibial tubercle tenderness.
Matches with Osgood-Schlatter disease.
Mechanical overuse at the patellar tendon insertion site in growing athletes leads to Osgood-Schlatter disease.
4
Analyze the presentation of the 2-year-old girl with an immobile, pronated arm after being swung.
Matches with Radial head subluxation.
The mechanism of injury (axial traction) and the characteristic posture of the arm clearly indicate a nursemaid's elbow.
5
Analyze the presentation of the 5-year-old boy with acute hip pain following a viral illness and normal lab results.
Matches with Transient synovitis of the hip.
A benign, self-limiting inflammation of the hip joint following a recent viral infection without signs of septic arthritis points to transient synovitis.

Anahtar Kavram

Accurate diagnosis of pediatric orthopedic conditions relies heavily on the patient's age, mechanism of injury, associated demographics (e.g., obesity), and characteristic physical examination findings.
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