A 23-year-old patient is diagnosed with myoclonic seizures. Which of the following characteristics is most indicative of this type of seizure?
Staring spells with a brief loss of awareness
Sudden, brief involuntary muscle jerks typically occurring on both sides of the body.
Loss of consciousness followed by a period of confusion.
Prolonged muscle contractions lasting several minutes.
The Correct Answer is B
A. Staring spells with a brief loss of awareness are characteristic of absence seizures, not myoclonic seizures.
B. Myoclonic seizures involve sudden, brief, involuntary muscle jerks that typically occur on both sides of the body, which is the key characteristic for this type of seizure.
C. Loss of consciousness followed by confusion is characteristic of tonic-clonic or focal seizures, not myoclonic seizures.
D. Prolonged muscle contractions lasting several minutes describe a tonic seizure, which is distinct from myoclonic seizures.
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Related Questions
Correct Answer is ["B","D","F"]
Explanation
A. Nonallergic asthma typically persists throughout the year, not just during certain seasons or in response to allergens.
B. Nonallergic asthma occurs in the absence of hypersensitivity to allergens, so the patient will not exhibit typical allergic reactions.
C. Corticosteroids are often effective in managing both allergic and nonallergic asthma, so a positive response to corticosteroids is common.
D. Exercise-induced asthma flare-ups are common in nonallergic asthma, especially with physical activity.
E. Nasal inflammation is more common with allergic asthma than nonallergic asthma.
F. NSAIDs can trigger asthma flare-ups in some people with nonallergic asthma due to the effect on prostaglandins and inflammatory mediators.
Correct Answer is B
Explanation
A. Staring spells with a brief loss of awareness are characteristic of absence seizures, not myoclonic seizures.
B. Myoclonic seizures involve sudden, brief, involuntary muscle jerks that typically occur on both sides of the body, which is the key characteristic for this type of seizure.
C. Loss of consciousness followed by confusion is characteristic of tonic-clonic or focal seizures, not myoclonic seizures.
D. Prolonged muscle contractions lasting several minutes describe a tonic seizure, which is distinct from myoclonic seizures.
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