ENVENOMATION Flashcards
What type of venom do Coral Snakes have?
Neurotoxic
What type of venom do Rattlesnakes and Pit Vipers have?
Cytolytic
What type of venom causes tissue destruction by digestion and hemorrhage due to hemolysis and destruction of the endothelial lining of the blood vessels?
Cytolytic
What type of venom cause respiratory paralysis?
Neurotoxic
Paralysis of what anatomical structure when somebody is bitten by a Neurotoxic Snake, causes Respiratory Arrest?
Diaphragm
What are the signs and symptoms of a Neurotoxic snake bite?
1) Ptosis
2) Dysphagia
3) Diplopia
4) Respiratory Arrest
What are the signs and symptoms of a Cytolytic snake bite?
1) Local pain
2) Redness
3) Swelling
4) Extravasation of blood
5) Perioral tingling
6) Metallic taste
7) Nausea and vomiting
8) Hypotension
9) Coagulopathy
What is the initial treatment for a snake bite?
1) Remove from threat, try to ID snake
2) Immobilize the patient and maintain the bitten part in a neutral position
3) DO NOT apply a tourniquet or attempt to extract venom!!!
4) Irrigate and clean the bite.
5) Loose dressing if hemotoxic bite, expect swelling.
6) MEDEVAC!
1) Generalized muscular pains
2) Muscle spasms
3) Rigidity
What type of spider bite?
Black Widow
What is the treatment for a Black Widow bite?
1) Pain control
2) Muscle Relaxants
What type of spider has a painless bite that causes progressive local necrosis and rarely a hemolytic reaction?
Brown Recluse
What is the INITIAL treatment for a Brown Recluse bite?
Pain management
What is the treatment for a Brown Recluse bite?
1) Pain management for necrosis
2) Close monitor
3) Antibiotic prophylaxis in field settings
4)
What type of spider bite is PAINLESS?
Brown Recluse
If a Brown Recluse bite progresses to Extensive Local Necrosis, what may need to be done?
1) Excision of the bite site
2) Oral Corticosteroids
