Final Answer:
Important features in the history of a febrile seizure include the child's age (typically occurring between 6 months and 5 years), a rapid rise in body temperature, and a lack of neurological abnormalities between seizures.
Step-by-step explanation:
Febrile seizures are convulsions that occur in young children due to a sudden spike in body temperature, often associated with a fever from an infection. Notable features in the history include the age of the child, with febrile seizures commonly occurring between 6 months and 5 years. The rapidity of the temperature increase is a crucial factor, as febrile seizures are often triggered by a swift elevation in body temperature. Importantly, there should be no neurological abnormalities or signs of a pre-existing neurological condition between seizures, distinguishing febrile seizures from other types of seizures.