**Core Concept**
Breath-holding spells are a type of episodic disorder that affects infants, characterized by a sudden cessation of breathing, often triggered by pain, frustration, or emotional distress. The pathophysiology involves a complex interplay of autonomic nervous system responses, including sympathetic activation and parasympathetic withdrawal.

**Why the Correct Answer is Right**
Breath-holding spells typically occur in infants between 6 months and 2 years of age, and are more common in girls. During an episode, the infant may turn blue, become limp, and lose consciousness. The spells are usually self-limiting and resolve within seconds to minutes, with the infant recovering without any long-term consequences. The exact mechanism of breath-holding spells is not fully understood, but it is thought to involve an exaggerated response to pain or stress, leading to a sudden increase in sympathetic nervous system activity.

**Why Each Wrong Option is Incorrect**
**Option A:** This option is incorrect because breath-holding spells are not typically associated with a family history of epilepsy or seizure disorders. While some infants with breath-holding spells may develop epilepsy later in life, there is no direct link between the two conditions.
**Option B:** This option is incorrect because breath-holding spells are not typically caused by an underlying metabolic disorder, such as hypoglycemia or hyperglycemia. While some infants with underlying medical conditions may be more prone to breath-holding spells, the spells themselves are not a result of a metabolic disorder.
**Option C:** This option is incorrect because breath-holding spells are not typically treated with medication, such as anticonvulsants or sedatives. Instead, treatment focuses on reassuring the infant and preventing future episodes through gentle handling and stress reduction.

**Clinical Pearl / High-Yield Fact**
To distinguish breath-holding spells from other types of infantile seizures, it is essential to look for the characteristic "blue" or cyanotic color of the infant's skin during an episode, as well as the sudden loss of consciousness and recovery within seconds to minutes.

**Correct Answer: A.**