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A 29-year-old male asked:

How long would it take for someone to show signs and symptoms of an air embolism from a syringe?

2 doctor answers2 doctors weighed in
Dr. Bennett Machanic
Neurology 54 years experience
Immediately: Air embolisms of significant consequence are acute and often severe events clinically. Dysfunctional symptoms and signs appear essentially instantaneously if looked for. Small amounts of air such as small bubbles are usually of no consequence.
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Dr. Leslie Wynne iii
39 years experience
See below: Small amounts of air, less than 0.3 cc may be clinically insignificant. A larger bolus of air injected, probably greater than 2cc, could be significant, and symptoms/signs would probably be immediate. These could include chest pain or discomfort, cough, shortness of breath, decreased blood pressure, etc.
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Similar questions

A 31-year-old member asked:

What are early warning signs and symptoms of air embolism?

1 doctor answer1 doctor weighed in
Dr. Gurmukh Singh
Pathology 51 years experience
Variable: Small amounts of air in circulation may be asymptomatic. Introduction of 100 cc or more of air may cause heart failure, respiratory distress, presence of air in the heart on chest x-ray and in severe cases alterations in mental status and stroke like symptoms.
Created for people with ongoing healthcare needs but benefits everyone.
Last updated Dec 15, 2020

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