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The word backflow in terms of plumbing refers to an unwanted flow of water in the wrong direction. The risk of a contamination of clean water is prevented by backflow prevention devices.
The most serious risk associated with laceration repair is infection. Risk of infection depends on the nature of the wound and the type of injury sustained.
death
The most serious risk associated with FESS is blindness resulting from damage to the optic nerve
The most frequent serious complication following laparoscopic splenectomy is damage to the pancreas. Application of a hydrogel sealant to the pancreas during surgery, however, appears to significantly reduce the risk of leakage from the pancreas.
The most serious risk is an increased hearing loss, which occurs in about 1% of patients. Because of this risk, a stapedectomy is usually performed on only one ear at a time.
Serious health risk? No. You are riding along leaving the emissions far behind and not breathing the fumes. In stop-and-go city driving there is more of a risk, but not a serious risk.
A backflow is a flow of a liquid in a direction opposite to that which is intended.
Among the best surgeons, the risk of serious morbidity or mortality is 1-2%.
One serious risk of diverticulosis involves bleeding
Immunocompromised and elderly (>50 years of age) patients are at an increased risk for developing more severe syndromes;
The most serious risk is that the patient will inhale some of the stomach contents into the lungs (aspiration). This may lead to bronchial infections and aspiration pneumonia.