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Questions and Answers
What is the vomiting response triggered by?
Which condition is NOT a central cause of vomiting?
What might be associated with vomiting in the history of presenting illness?
Which vital sign might indicate volume loss associated with vomiting?
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What might be examined to assess upper respiratory tract infection related to vomiting?
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Study Notes
Vomiting
- Vomiting response triggered bystimulation of the chemoreceptor trigger zone (CTZ) by chemical toxins or medications
- Inflammation of the stomach, food poisoning, infection, and motion sickness can also trigger vomiting
Causes of Vomiting
- Central causes of vomiting include meningitis, encephalitis, and increased intracranial pressure
- Gastroenteritis, food poisoning, and infectious diarrhea are NOT central causes of vomiting
History of Presenting Illness
- Nausea, abdominal pain, fever, and diarrhea might be associated with vomiting in the history of presenting illness
- Recent travel, antibiotic use, and eating contaminated food might also be relevant
Vital Signs
- Tachycardia (rapid heart rate) might indicate volume loss associated with vomiting
Upper Respiratory Tract Infection
- Nasopharyngeal aspirate or throat culture might be examined to assess upper respiratory tract infection related to vomiting
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Description
Test your knowledge of the organized, autonomic response of vomiting in pediatric medicine. Learn about the neural, hormonal, and muscular responses involved in the vomiting process.
