If you are bitten by them, your skin necroses and well, the outlook is not promising.    From Wordnik.com.  [TravelPod.com Recent Updates] Reference

Patients usually had to endure multiple amputations as necroses recurred on remaining parts of their limbs.    From Wordnik.com.  [Taipei Times] Reference

The ulcerations, necroses, perforations and hemorrhages are most frequently found in the last twelve inches of the small intestine, and may extend into the large intestine.    From Wordnik.com.  [Alcohol: A Dangerous and Unnecessary Medicine, How and Why What Medical Writers Say] Reference

Histological observation showed inflammation in the grafts with fibrinoid necroses, infiltration of a large amount of neutrophils and leukomonocytes, and the degree varied in different stage.    From Wordnik.com.  [PhysOrg.com - latest science and technology news stories] Reference