1.   Bad driving can cause potentially fatal accidents.

2.   Blood clots in the legs are potentially fatal.

3.   I have come to the same conclusion as many people who find that they have a potentially fatal disease.

4.   It is standard medical practice here not to tell the patient about potentially fatal illnesses, especially cancer.

5.   Preeclampsia is a potentially fatal condition that usually strikes in the last trimester of pregnancy.

6.   Recently I have experienced serious and potentially fatal fevers.

7.   These include the more firmly established association between the drugs and a potentially fatal lung disease, primary pulmonary hypertension.

8.   This standard ensures the unit is waterproof and so prevents an accidental, and potentially fatal, combination of water and electricity.