Question
A 6-year old child needs to undergo a central Catheter placement for total parental nutrition.The procedure is likely to evoke pain and anxiety. Which of the following is the most appropriate drug for sedation and analgesia in this child?
The correct answer is
Ketamine
Pediatric Sedation Rationale for Catheter Placement
A 6-year-old child undergoing central catheter placement requires sedation and analgesia due to the painful nature of the procedure and potential for anxiety.
Drug Selection Criteria
- The ideal drug should provide both effective sedation (calming the child) and strong analgesia (pain relief).
- Rapid onset and recovery are desirable.
- Safety profile in pediatric patients is crucial.
Analysis of Options
- Chloral hydrate: Primarily a sedative with weak analgesic effects. Onset can be slow.
- Midazolam: Effective anxiolytic and sedative, but lacks significant analgesic properties.
- Propofol: Excellent sedative with rapid onset/offset, but minimal analgesia. Often requires co-administration of an analgesic.
- Ketamine: Provides potent dissociative anesthesia, offering strong analgesia and sedation. It maintains respiratory drive and cardiovascular stability better than some alternatives and is particularly useful for painful procedures in children.
Conclusion
Ketamine is the most appropriate choice as it offers the necessary combination of sedation and potent analgesia required for a painful procedure like central catheter placement in a pediatric patient.
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Important Questions from Paediatric Emergencies
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