A patient reports that he has been severely vomiting for the last 24 hours. He states that the vomiting is very strong and he describes it as projectile. Projectile vomiting without nausea is a sign of:

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Projectile vomiting without preceding nausea is often a sign of increased intracranial pressure, which can be due to brain pathology or head trauma. This type of vomiting is not typically seen in conditions like food poisoning, intestinal obstruction, or gastric hemorrhage, where nausea usually precedes vomiting.

A Patient Reports That He Has Been Severely Vomiting for the Last