Status Epilepticus Management — MCQs
The first step on priority basis required in the management of status epilepticus is
Which of the following is LEAST preferred as first-line treatment for pediatric status epilepticus?
Which of the following are causes of neonatal seizures? 1. Hypernatremia 2. Hypomagnesemia 3. Hypocalcemia 4. Hyponatremia
Abuse of which of the following is the most common cause of seizures:
Initial drug of choice in a child with status epilepticus:
A 22-year-old street vendor was found in the park having a seizure. Cops brought him to ER, unaware of any background medical history. He is continuously having seizures for 13 minutes and paramedics are not able to gain intravenous access. You ensure the airway is secure and administer oxygen, however, you are unable to gain intravenous access after two attempts. Blood glucose levels are 80mg%. Which medication would be most suitable to administer at this stage to treat patient's seizure?
A pediatric patient presents with a 45-minute history of continuous convulsions. The senior resident (SR) recommends IV lorazepam, but the junior resident (JR) is unable to secure IV access. What is the next best step in management?
What is the drug of choice for managing status epilepticus?
Which is not used in status epilepticus?
According to current AAP guidelines, which of the following scenarios would be considered a relative indication for continuous antiepileptic prophylaxis in febrile seizures (though still generally not recommended)?
Status Epilepticus Management Indian Medical PG Practice Questions and MCQs
Question 1: The first step on priority basis required in the management of status epilepticus is
- A. i.v. Phenytoin
- B. i.v. Phenobarbitone
- C. Airway maintenance (Correct Answer)
- D. i.v. Diazepam
Explanation: ***Airway maintenance*** - Maintaining a **patent airway** is the absolute first step in any emergency, especially in status epilepticus where respiratory depression and aspiration risk are high [2]. - Ensuring adequate **oxygenation and ventilation** is critical for preventing brain hypoxia and further complications [1]. *i.v. Phenytoin* - While an important drug for the long-term management and prevention of recurrent seizures, **phenytoin** has a delayed onset of action and is not the first-line agent for acute seizure termination in status epilepticus. - It is typically administered after initial first-line agents like benzodiazepines have been given. *i.v. Phenobarbitone* - **Phenobarbitone** is a potent anticonvulsant and can be used in refractory status epilepticus, but it is not the very first step. - Its use often comes with significant **sedation and respiratory depression**, necessitating close airway monitoring. *i.v. Diazepam* - **Intravenous diazepam** is a rapid-acting benzodiazepine and is usually the first-line medication to **terminate acute seizures** in status epilepticus. - However, airway maintenance precedes even medication administration to ensure patient safety before drug effects take hold [1], [2].
Question 2: Which of the following is LEAST preferred as first-line treatment for pediatric status epilepticus?
- A. Clonazepam (Correct Answer)
- B. Fosphenytoin
- C. Diazepam
- D. Phenobarbital
Explanation: ***Clonazepam*** - While a benzodiazepine, **clonazepam** is generally not considered a first-line agent for acute status epilepticus due to its **slower onset of action** compared to other benzodiazepines like midazolam or diazepam. - Its longer half-life also makes it less ideal for rapid termination of seizures when immediate action is needed to prevent neuronal injury. *Fosphenytoin* - **Fosphenytoin** is a **prodrug of phenytoin** that is often used as a second-line agent for status epilepticus after benzodiazepines have failed. - It can be administered more rapidly and has a lower risk of local injection site reactions compared to phenytoin, making it a viable option when first-line agents are insufficient. *Diazepam* - **Diazepam** is a **short-acting benzodiazepine** that is a preferred first-line treatment for status epilepticus, especially in the pre-hospital setting or as an initial hospital intervention. - It has a **rapid onset of action** when administered intravenously or rectally, effectively terminating seizures quickly. *Phenobarbital* - **Phenobarbital** is a **barbiturate** that acts as a potent anticonvulsant and is considered a second-line or third-line treatment option for status epilepticus, particularly in pediatric patients. - While effective, its use is often reserved for cases unresponsive to benzodiazepines due to its potential for **respiratory depression** and sedative effects.
Question 3: Which of the following are causes of neonatal seizures? 1. Hypernatremia 2. Hypomagnesemia 3. Hypocalcemia 4. Hyponatremia
- A. 2,4 only
- B. 1, 3, 4 only
- C. 1, 2, 3 only
- D. 1, 2, 3, and 4 (Correct Answer)
Explanation: ***1, 2, 3, and 4*** - **All listed electrolyte imbalances** can disrupt neuronal function and lead to neonatal seizures. - **Severe shifts** in sodium, calcium, and magnesium levels directly impact neuronal excitability. *2, 4 only* - This option is incorrect because **hypernatremia** and **hypocalcemia** are also significant causes of neonatal seizures. - Electrolyte disturbances such as **hypomagnesium** and **hyponatremia** can cause neonatal seizures, but they are not the only ones. *1, 3, 4 only* - This choice is incorrect as it **excludes hypomagnesemia**, which is a known cause of neonatal seizures. - **Severely deranged sodium and calcium levels** are important causes, but magnesium disturbances also contribute. *1, 2, 3 only* - This option is incorrect because **hyponatremia** is a well-established cause of neonatal seizures. - While hypernatremia, hypomagnesemia, and hypocalcemia can cause seizures, **hyponatremia** can also lead to cerebral edema and subsequent seizure activity.
Question 4: Abuse of which of the following is the most common cause of seizures:
- A. Short term barbiturates
- B. Opioids
- C. Cocaine (Correct Answer)
- D. Short term benzodiazepines
Explanation: ***Cocaine*** - **Cocaine** is a potent **central nervous system stimulant** that can induce seizures through neuronal excitation, vasoconstriction, and direct neurotoxicity. - Its abuse is frequently linked to a variety of neurological complications, including **ischemic stroke** and **intracranial hemorrhage**, both of which can also lower seizure threshold. *Short term barbiturates* - **Barbiturates** are **CNS depressants** often prescribed for sedation or seizure control; their withdrawal, not short-term abuse, is a more common cause of seizures. - While acute intoxication with very high doses could cause seizures, their primary effect is general CNS depression rather than excitation. *Opioids* - **Opioids primarily cause CNS depression** and are not typically associated with inducing seizures. - **Opioid withdrawal** can sometimes lead to seizures, but this is less common than with other substances and is not directly due to abuse itself. *Short term benzodiazepines* - **Benzodiazepines** are **anticonvulsants** and are commonly used to treat seizures; acute abuse is unlikely to cause seizures. - Similar to barbiturates, **benzodiazepine withdrawal** is a significant cause of seizures, but this is distinct from short-term abuse.
Question 5: Initial drug of choice in a child with status epilepticus:
- A. Phenobarbitone
- B. Lorazepam (Correct Answer)
- C. Phenytoin
- D. Valproate
Explanation: ***Lorazepam*** - **Lorazepam** is a benzodiazepine that rapidly crosses the blood-brain barrier and has a longer duration of action compared to other benzodiazepines, making it highly effective for acute seizure termination in children with **status epilepticus**. - Its rapid onset and sustained anticonvulsant effect reduce the risk of ongoing neuronal damage and provide a window for administering longer-acting antiepileptic drugs. *Phenobarbitone* - **Phenobarbitone** is a potent anticonvulsant but has a slower onset of action and a higher risk of **respiratory depression** and sedation compared to lorazepam. - It is typically considered a second-line or third-line agent in status epilepticus, after benzodiazepines have failed. *Phenytoin* - **Phenytoin** is a classic antiepileptic drug, but it has a slower onset of action when administered intravenously and carries risks of **cardiac arrhythmias** and **hypotension** with rapid infusion. - It's generally used as a second-line agent to maintain seizure control after the initial termination of status epilepticus with a benzodiazepine. *Valproate* - **Valproate** can be effective in status epilepticus, especially for generalized seizures, but its intravenous formulation also has a slower onset of action than lorazepam. - While it's a good broad-spectrum antiepileptic, it is not the **first-line choice** for immediate seizure termination due to its slower pharmacokinetics in acute settings.
Question 6: A 22-year-old street vendor was found in the park having a seizure. Cops brought him to ER, unaware of any background medical history. He is continuously having seizures for 13 minutes and paramedics are not able to gain intravenous access. You ensure the airway is secure and administer oxygen, however, you are unable to gain intravenous access after two attempts. Blood glucose levels are 80mg%. Which medication would be most suitable to administer at this stage to treat patient's seizure?
- A. Sodium Valproate
- B. Lorazepam
- C. Midazolam (Correct Answer)
- D. Levetiracetam
Explanation: .***Midazolam*** - **Midazolam** is a benzodiazepine that can be given via **intramuscular (IM)**, buccal, or intranasal routes, making it ideal when IV access is difficult or impossible. - Its rapid onset of action and efficacy in acute seizure management, particularly in **status epilepticus**, make it the most appropriate choice in this scenario. *Sodium Valproate* - While an effective anticonvulsant, **sodium valproate** is primarily administered **intravenously** in acute settings, which is not feasible here due to lack of IV access. - It also has a slower onset of action compared to benzodiazepines for immediate seizure cessation. *Lorazepam* - **Lorazepam** is a first-line benzodiazepine for status epilepticus but is typically given **intravenously (IV)**. - Although it can be given IM, its absorption is slower and less predictable than IM midazolam, and the question specifies difficulty in gaining IV access after two attempts. *Levetiracetam* - **Levetiracetam** is an effective anticonvulsant for status epilepticus but is generally administered **intravenously**, requiring reliable IV access. - It works more slowly than benzodiazepines and is often used as a second-line agent or adjunct once immediate seizure control is achieved.
Question 7: A pediatric patient presents with a 45-minute history of continuous convulsions. The senior resident (SR) recommends IV lorazepam, but the junior resident (JR) is unable to secure IV access. What is the next best step in management?
- A. Rectal diazepam (Correct Answer)
- B. Intramuscular phenobarbital
- C. Intramuscular midazolam
- D. IV phenytoin
Explanation: ***Rectal diazepam*** - Rectal diazepam is an **effective first-line alternative** when IV access cannot be obtained in status epilepticus - It has a **rapid onset of action** (within 2-5 minutes) and can be easily administered in emergency settings - **Widely available** and part of established pediatric seizure protocols globally - Both rectal diazepam and IM midazolam are acceptable alternatives per current guidelines *Intramuscular midazolam* - IM midazolam is **equally effective** and increasingly preferred in many modern protocols when IV access is unavailable - The RAMPART trial demonstrated **faster seizure cessation** with IM midazolam compared to rectal diazepam in prehospital settings - **Both IM midazolam and rectal diazepam** are considered first-line alternatives per WHO and major pediatric emergency guidelines - Either option is appropriate depending on local protocols and availability *Intramuscular phenobarbital* - Phenobarbital has a **slower onset of action** when given intramuscularly (15-30 minutes) - Typically reserved for **refractory status epilepticus** or as a second-line agent after benzodiazepines have failed - Not preferred as an immediate alternative to IV lorazepam *IV phenytoin* - IV phenytoin **requires IV access**, which is specifically unavailable in this scenario - It is a second-line antiepileptic for status epilepticus, used after benzodiazepines - Requires **cardiac monitoring** due to risk of hypotension and arrhythmias
Question 8: What is the drug of choice for managing status epilepticus?
- A. Propofol
- B. Thiopentone
- C. Phenytoin
- D. Lorazepam (Correct Answer)
Explanation: ***Lorazepam*** - **Lorazepam** is the preferred first-line agent for status epilepticus due to its rapid onset of action and relatively long duration of anticonvulsant effect (12-24 hours), making it highly effective in stopping ongoing seizures. - Its **lipophilicity** allows it to quickly cross the blood-brain barrier while having less redistribution than diazepam, providing sustained seizure control. - Dose: **0.1 mg/kg IV** (typically 4 mg) administered at 2 mg/min. *Propofol* - **Propofol** is an anesthetic agent used in **refractory status epilepticus** when first and second-line agents have failed. - It carries risks of **hemodynamic instability**, **propofol infusion syndrome** with prolonged use, and requires ICU monitoring with intubation. - Reserved for third-line therapy, not appropriate as initial management. *Thiopentone* - **Thiopentone** is a barbiturate used for **refractory status epilepticus** as a third-line agent. - It has a longer half-life and recovery time compared to benzodiazepines, with significant **cardiovascular depression** and respiratory suppression. - Requires ICU setting with mechanical ventilation and hemodynamic support. *Phenytoin* - **Phenytoin** (or fosphenytoin) is a **second-line agent** used after benzodiazepines if seizures persist. - It has a **slower onset of action** (15-30 minutes) compared to benzodiazepines and requires cardiac monitoring due to risk of arrhythmias. - Loading dose: **20 mg/kg IV** at maximum rate of 50 mg/min to avoid cardiovascular complications.
Question 9: Which is not used in status epilepticus?
- A. Lorazepam
- B. Phenytoin
- C. Phenobarbitone
- D. Metformin (Correct Answer)
Explanation: ***Metformin*** - **Metformin** is an **oral hypoglycemic agent** used to treat **type 2 diabetes mellitus** and has no role in the management of seizures or status epilepticus. - Its primary mechanism involves decreasing **hepatic glucose production** and improving **insulin sensitivity**. *Lorazepam* - **Lorazepam** is a first-line treatment for **status epilepticus** due to its rapid onset of action and efficacy in terminating seizures. - It enhances the effect of **GABA** (gamma-aminobutyric acid) at the GABA-A receptor, leading to neuronal hyperpolarization and reduced excitability. *Phenytoin* - **Phenytoin** is a common second-line agent used in status epilepticus, administered after benzodiazepines, to maintain seizure control. - It works by blocking **voltage-gated sodium channels**, thereby stabilizing neuronal membranes and preventing repetitive firing. *Phenobarbitone* - **Phenobarbitone** (phenobarbital) is an effective antiepileptic drug, often considered as a second or third-line agent in status epilepticus, especially when other treatments fail. - It acts primarily by enhancing the activity of **GABA** at the GABA-A receptor, similar to benzodiazepines, but with a longer duration of action.
Question 10: According to current AAP guidelines, which of the following scenarios would be considered a relative indication for continuous antiepileptic prophylaxis in febrile seizures (though still generally not recommended)?
- A. 3 or more febrile seizures in 6 months
- B. Febrile seizures lasting more than 30 minutes (Correct Answer)
- C. 6 or more febrile seizures in 1 year
- D. Febrile seizures requiring pharmacotherapy to control seizures.
Explanation: **Febrile Seizure Prophylaxis - AAP Guidelines** According to current American Academy of Pediatrics (2011) guidelines, **continuous anticonvulsant prophylaxis is generally NOT recommended** for children with febrile seizures due to unfavorable risk-benefit ratio. However, among all scenarios, if any were to be considered (historically or in exceptional circumstances), it would be: ***Febrile seizures lasting more than 30 minutes*** - **Prolonged febrile seizures** (>30 minutes) represent the most severe form of complex febrile seizures - This is the scenario with highest risk of recurrence and potential complications - Historically, this was considered in older guidelines as a possible indication - **Current guidelines**: Even for prolonged febrile seizures, continuous prophylaxis is generally not recommended due to medication side effects - **Acute management**: Benzodiazepines for seizures >5 minutes; possible rescue medication prescription for home use - The risk-benefit still favors avoiding continuous prophylaxis in most cases **Why continuous prophylaxis is NOT recommended:** - **Side effects**: Phenobarbital (hyperactivity, cognitive impairment), Valproate (hepatotoxicity, teratogenicity) - **Ineffective**: Does not prevent epilepsy development - **Unnecessary**: Febrile seizures are benign and don't cause brain damage - **Poor compliance**: Long-term medication adherence is difficult **Analysis of other options:** *3 or more febrile seizures in 6 months* - Recurrence frequency alone is NOT an indication for prophylaxis - Simple febrile seizures, even if recurrent, have excellent prognosis - Parent education and fever management are appropriate *6 or more febrile seizures in 1 year* - Even very frequent febrile seizures do not warrant continuous prophylaxis - Focus remains on reassurance and supportive care - No change in long-term neurological outcome *Febrile seizures requiring pharmacotherapy to control seizures* - Acute pharmacotherapy (benzodiazepines) for active seizures is standard care - This does NOT indicate need for continuous prophylaxis - Rescue medications (diazepam rectal gel) may be prescribed for home use **Clinical Approach:** - Educate parents about benign nature of febrile seizures - Provide fever management strategies - Consider rescue benzodiazepines for select high-risk cases - Avoid continuous anticonvulsant prophylaxis
Want unlimited practice?
Get full access to all questions, explanations, and performance tracking.
Start For Free