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What is Reactionary hemorrhage occur within: March 2010 and explain in detail?
Ans. A: 24 hoursAccording to the "time of appearence" hemorrhage can be classified in to:Primary hemorrhage - Is one which occur at the time of injury or operation.Reactionary hemorrhage - In majority of cases reactionary occur within 4 to 6 hours. Such bleeding may also occur due to:- Restlessness- Coughing- Vomiting with raises the venous pressure.Secondary hemorrhage -This occurs usually after 7 to 14 days of injury or operation. This is usually due to infection and sloughing of a pa of the aerial wall.