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Difficulty: HardNormal Growth and Development

Parents bring their 2-year-old son to the pediatric clinic because they are highly concerned about his frequent, severe temper tantrums. When he is denied a toy, he frequently throws himself on the floor, kicks, and screams. During the most severe episodes, he cries vigorously, stops breathing, and turns slightly blue around the lips before taking a deep breath and recovering spontaneously. He has never lost consciousness.

On developmental assessment, the boy walks well, runs, kicks a ball, and can build a tower of 6 cubes. He points to objects he wants and brings books to his parents to read. His vocabulary consists of "mama," "dada," "dog," and "no." He does not put two words together. He makes good eye contact, smiles reciprocally, and plays alongside his older sister in the waiting room.

Which of the following is the most appropriate next step in management?

  1. Formal audiometric testingAnswer
  2. B
    Reassurance and anticipatory guidance for normal toddler behavior
  3. C
    Referral for speech-language therapy
  4. D
    Referral to a pediatric neurologist
  5. E
    Chromosomal microarray analysis

Answer

The correct answer is formal audiometric testing.
The correct action is to order a formal hearing assessment. This patient exhibits normal gross motor, fine motor, and social development for a 24-month-old. His tantrums and cyanotic breath-holding spells, which occur in the setting of frustration and are followed by rapid spontaneous recovery, are benign and represent a normal phase of toddler behavioral development. However, his expressive language is significantly delayed. At 24 months of age, a typically developing toddler should have an expressive vocabulary of at least 50 words and should be forming 2-word phrases (e.g., "want milk," "go bye-bye"). Because isolated speech and language delay can be the first and only sign of hearing impairment (often acquired through silent otitis media with effusion), formal audiometry is universally indicated as the first step in evaluation before initiating speech therapy or pursuing more extensive neurodevelopmental testing.

Step-by-Step Solution

1
Evaluate the chief complaint (temper tantrums and breath-holding spells).
Identify these behaviors as normal variations of toddler autonomy (benign cyanotic breath-holding spells) requiring no medical intervention.
Differentiating pathological neurological events from benign developmental behaviors prevents unnecessary testing.
2
Analyze the developmental milestones across all domains for a 24-month-old (2 years).
Gross motor (runs, kicks ball), fine motor (6-cube tower), and social (parallel play, eye contact) domains are completely normal. Language domain is delayed (only 4 words, no 2-word phrases).
Normal language development at 24 months requires a vocabulary of 50 to 200 words and the ability to combine 2 words into short phrases.
3
Determine the first step in the workup of an isolated speech/language delay.
Select formal hearing assessment (audiometry).
Undiagnosed hearing loss (e.g., from recurrent otitis media) is a leading cause of speech delay. Hearing must be formally evaluated before initiating speech therapy or other neurodevelopmental testing.

Key Concept

Any pediatric patient presenting with a speech or language delay must undergo a formal hearing assessment as the first diagnostic step, even if the newborn hearing screen was normal.
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Topics

Normal Growth and Development

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