Water relations of an insular pit viper

Persistent pit viper envenomation in a cat

Case summary A 4-year-old female spayed, indoor/outdoor domestic mediumhair cat presented with multiple bleeding puncture wounds and hemorrhagic shock. The cat was diagnosed with suspected pit viper envenomation based on the location and appearance of the bite wounds, as well as the presence of severe coagulopathy with prolonged activated coagulation time (762 s), which responded to antivenom a...

Surgical considerations in the management of pit viper snake envenomation.

Envenomation by North American pit viper snakes (family Viperidae, subfamily Crotalinae, genera Crotalus [rattlesnakes], Sistrurus [pygmy rattlesnakes], and Agkistrodon [copperhead and cottonmouth snakes]) is a dynamic and potentially serious medical condition. Each year in the United States, approximately 9,000 patients are treated for pit viper snakebite and 5 die. Pit viper venoms are comple...

Recurrent and persistent coagulopathy following pit viper envenomation.

BACKGROUND Coagulation abnormalities following crotaline (pit viper) snakebite have traditionally been considered short-lived, but laboratory studies have rarely been reported beyond the first few days of treatment for envenomation. During the course of an antivenom clinical trial, we observed coagulation defects as late as 2 weeks following envenomation. OBJECTIVES To document and characteri...

Pit Viper Envenomation In Dogs: Pathophysiology and Treatment

Digital gangrene following a green pit viper bite.

In Hong Kong, the white-lipped green pit viper (Trimeresurus albolabris) accounts for the majority of venomous snake bites. In these patients, the cardinal features are local pain and swelling and mild coagulation abnormalities, but digital gangrene is uncommon. A 58-year-old woman was bitten on the left middle finger pulp by a white-lipped green pit viper. She developed local pain and swelling...