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Zorluk: OrtaPediatric Musculoskeletal Disorders

A 1515-month-old boy is brought to the pediatric clinic by his paternal grandmother for a routine evaluation. She expresses significant concern regarding the child's "curved legs" and insists that he requires immediate corrective casting to prevent permanent deformity. The patient's mother, who has sole legal custody and is accessible via phone, previously discussed this finding with the physician and stated she is comfortable with conservative observation. The child began walking independently at 1212 months of age and is currently acquiring new vocabulary. His diet is well-balanced and includes fortified whole milk and a daily multivitamin. Vital signs are within normal limits. Physical examination reveals a happy, well-appearing toddler with symmetric bilateral genu varum (bowlegs). There is no localized tenderness, erythema, or leg-length discrepancy. His gait is steady without limping. A basic metabolic panel, serum calcium, phosphorus, thyroid-stimulating hormone (TSH), and free T4 are all within normal limits. Which of the following is the most appropriate next step in management?

  1. Reassurance and routine observationCevap
  2. B
    Application of bilateral corrective leg casts
  3. C
    Referral for early intervention services for motor delay
  4. D
    Initiation of empirical broad-spectrum intravenous antibiotics
  5. E
    Prescription of levothyroxine for a suspected metabolic etiology

Cevap

Reassurance and routine observation
Reassurance and routine observation is correct because this patient presents with classic physiologic genu varum. In children, knee alignment normally shifts from varus (bowlegs) at birth to neutral at around 18-24 months, then to valgus (knock-knees) by age 3-4, and finally to slight valgus by age 7. Given the symmetry, normal stature, lack of pain, and normal metabolic labs (ruling out rickets), no medical or surgical intervention is warranted. Furthermore, the mother has sole legal custody and has agreed to observation, so the grandmother's demands should not dictate care.

Adım Adım Çözüm

1
Evaluate the clinical presentation and physical exam findings.
Symmetric bilateral genu varum in a well-appearing 15-month-old with no pain or functional impairment.
To differentiate between physiologic and pathologic bowing.
2
Assess developmental milestones and laboratory values.
Normal onset of walking (12 months) and normal metabolic/endocrine laboratory tests.
To rule out metabolic bone diseases like rickets or developmental delays.
3
Determine the ethical constraints regarding consent.
The mother has sole legal custody and agrees with conservative management, superseding the grandmother's demands.
To ensure legally appropriate surrogate decision-making is followed.

Anahtar Kavram

Physiologic genu varum is a normal developmental variant in children under 2 years of age and requires only reassurance and observation.
Tahmini Süre:1m 15s
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Pediatric Musculoskeletal Disorders

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