Presentation
Mild Pain, tenderness, edema at the bite; perioral paresthesias may be present. If antivenin is necessary, administer about five vials.* II. [aafp.org]
There is a vaccine available, but at present, it is of unknown efficacy because of a lack of documented scientific information. [vetbook.org]
Presented as a poster at the North American Congress of Clinical Toxicology, Portland, Ore, October 13, 1996. Reprints: Leslie V. [jamanetwork.com]
General: Venom Neurotoxins Probably not present General: Venom Myotoxins Probably not present General: Venom Procoagulants Fibrinogenases General: Venom Anticoagulants Possibly present General: Venom Haemorrhagins Possibly present General: Venom Nephrotoxins [toxinology.com]
Only 1 patient presented with subconjunctival hemorrhage. Most of the patients (55%) presented with incoagulable blood on admission, being evidenced by positive 20 WBCT. [apjmt.mums.ac.ir]
Entire Body System
- Swelling
Severe Intense pain and swelling of entire extremity, often with severe systemic signs and symptoms; Coagulopathy Administer at least 15 to 20 vials of antivenin. IV. [aafp.org]
Many elapid bites result in little local swelling, but the spitting cobras are known for the amount of swelling and tissue damage they can cause. Western diamondback rattlesnake ( Crotalus atrox ) bite. [emedicinehealth.com]
Swelling of the whole limb is an effect of the venom and can cause compartment syndrome. This is rare. Large amounts of venom usually cause severe pain and severe swelling. [myhealth.alberta.ca]
Usually, massive swelling at the bite site results. In some cases, the facial swelling is severe enough that it interferes with breathing through the nose. [horsesidevetguide.com]
- Weakness
[…] depression Bleeding disorders Paralysis TABLE 2 Symptoms of Snakebite Envenomation Hemotoxic symptoms Neurotoxic symptoms Intense pain Minimal pain Edema Ptosis Weakness Weakness Swelling Paresthesia (often numb at bite site) Numbness or tingling Rapid [aafp.org]
If a moderate amount of venom was injected, you are more likely to have severe pain, swelling of the whole limb, and general ill feelings, such as nausea, vomiting, and weakness. [myhealth.alberta.ca]
Systemic clinical manifestations encompass a wide variety of problems including pain, weakness, dizziness, nausea, severe hypotension, and thrombocytopenia. The victim's clotting abnormalities largely depend upon the species of snake involved. [ncbi.nlm.nih.gov]
- Fever
Less Common Fever, Rectal Temperature Greater than 101.5 (in Adult) Heart Rate, Pulse Rapid, Greater than 48 BPM at Rest (in Adult) Swelling of Jaw or Under Jaw Depressed, Dull, Sick or Lethargic Wound to Cheek with Drainage or Swelling & Odor Not Eating [horsesidevetguide.com]
Serum sickness, which commonly occurs one to four weeks after administration of antivenin, presents with pruritus, urticaria, fever, and arthralgias. Serum sickness can be successfully treated with systemic steroids. [aafp.org]
[…] an entire extremity within hours severe localized pain, burning and warmth discoloration, such as redness and bruising enlarged lymph nodes in the area Systematic symptoms, involving the entire body, may include: nausea or vomiting excessive sweating fever [childrenshospital.org]
Follow-up all patients for signs and symptoms of delayed allergic reactions or serum sickness (e.g., rash, fever, myalgia, arthralgia). [crofab.com]
Nausea and vomiting Rapid heartbeat, low blood pressure, weakness, and fainting Numbness and tingling of the tongue and mouth Excessive sweating Fever and chills Muscular twitching Convulsions Dimmed vision Headache The priorities of emergency care for [snivalleyfire.org]
- Ecchymosis
As you inspect the wound, the swelling has now progressed to just below the knee, and there is a large area of ecchymosis around the lateral malleolus with the skin becoming tense with swelling. [epmonthly.com]
[…] within 5-7.5 cm of bite site 1 Pain, swelling, or ecchymosis involving less than half of the extremity (7.5 cm from site) 2 Pain, swelling, or ecchymosis extending beyond affected extremity (>100 cm from site) 3 Gastrointestinal No symptom/sign 0 Pain [emedicine.medscape.com]
Ecchymosis is less common after copperhead and Mojave rattlesnake bites. [msdmanuals.com]
Discoid ecchymosis & gum bleeding 24. [slideshare.net]
- Fatigue
Signs that the effects have spread include a patient feeling very fatigued, having low blood pressure, a racing heart, and having trouble breathing. It is important to try to stay as calm as possible while making arrangements to get to medical help. [cayoanimalwelfaresociety.org]
Both conditions have unremarkable symptoms, like a constant feeling of cold and an unusual amount of fatigue. What distinguishes them is a sort of reverse-puberty in adults. They lose their sex drive. They lose fertility. [indianexpress.com]
Other symptoms are fatigue, salivation, weak muscles, dyspnea, euphoria, and respiratory depression. The patient may develop paralysis, respiratory failure, and death. [elitecme.com]
Serum sickness causes fevers, joint aches, itching, swollen lymph nodes, and fatigue, but it’s not life-threatening. [webmd.com]
Respiratoric
- Respiratory Distress
In the absence of antivenom, basic medical facilities needed for the management of hump-nosed pit viper bites include blood dialysis machines that can help save the kidneys, ventilators in the event of respiratory distress and fresh, frozen plasma for [scidev.net]
distress, along with quick action of skin and tissue necrosis. [cathelp-online.com]
The venom from these snakes causes injury to the soft tissues, respiratory distress, kidney damage, destruction of the blood vessels, the inability for the blood to clot, and necrosis (dead tissue). [wagwalking.com]
Snakebite Severity Scale (Open Table in a new window) Criteria Signs/Symptoms Score Pulmonary No symptom/sign 0 Dyspnea, minimal chest tightness, mild or vague discomfort, or respirations of 20-25 breaths/min 1 Moderate respiratory distress (tachypnea [emedicine.medscape.com]
Gastrointestinal
- Vomiting
If a moderate amount of venom was injected, you are more likely to have severe pain, swelling of the whole limb, and general ill feelings, such as nausea, vomiting, and weakness. [myhealth.alberta.ca]
Minimal pain Edema Ptosis Weakness Weakness Swelling Paresthesia (often numb at bite site) Numbness or tingling Rapid pulse Diplopia Ecchymoses Dysphagia Muscle fasciculation Sweating Paresthesia (oral) Salivation Unusual metallic taste Diaphoresis Vomiting [aafp.org]
Possible Symptoms Tremors, vomiting, tingling, metallic taste in the mouth, weakness. Recommended Treatment Protocol Remove jewelry & tight clothing near bite. Keep limb below heart level. Cleanse. [poisoncentertampa.org]
- Nausea
Systemic clinical manifestations encompass a wide variety of problems including pain, weakness, dizziness, nausea, severe hypotension, and thrombocytopenia. The victim's clotting abnormalities largely depend upon the species of snake involved. [ncbi.nlm.nih.gov]
For others—with swollen, blackening limbs, nausea and vomiting, and breathing problems—it is a hellish descent, with the serum and hospital care saving their lives. [realworldsurvivor.com]
Nausea and vomiting Rapid heartbeat, low blood pressure, weakness, and fainting Numbness and tingling of the tongue and mouth Excessive sweating Fever and chills Muscular twitching Convulsions Dimmed vision Headache The priorities of emergency care for [snivalleyfire.org]
If a moderate amount of venom was injected, you are more likely to have severe pain, swelling of the whole limb, and general ill feelings, such as nausea, vomiting, and weakness. [myhealth.alberta.ca]
Coral Snake Bites Local swelling Nausea, vomiting Dizziness, weakness, respiratory difficulty (up to 12 hours after bite) Treatment Principles These Apply for All Snake Bites Scene Safety! [blog.nols.edu]
- Diarrhea
The first death in this series was a twenty eight year-old male in Anuradhapura, who developed a profuse watery diarrhea and died on the same day of the bite. He remained in the hospital only for one day and the diarrhea was not investigated. [omicsonline.org]
Other symptoms to watch for: Extreme pain Dizziness Nausea Vomiting Diarrhea Weakness Shallow or labored breathing Abnormally low blood pressure Bleeding, bruising or slow blood clotting Restlessness Drooling Abnormal gait Spreading local tissue damage [wagwalking.com]
Bites by Atractaspididae cause local pain, swelling, necrosis, tender lymph nodes, violent diarrhea, vomiting, and difficulty breathing. [tripprep.com]
2 Repeated vomiting or diarrhea, hematemesis, hematochezia 3 Hematological No symptom/sign 0 Coagulation parameters slightly abnormal (PT a < 20 seconds, PTT b < 50 seconds, platelets 100,000-150,000/µL, fibrinogen 100-150 mcg/mL) 1 Coagulation parameters [emedicine.medscape.com]
- Abdominal Pain
Spitting cobra bites and spray cause local inflammation at the bite site or painful red swollen eyes and corneal ulceration. Krait bites cause severe abdominal pain and respiratory paralysis. [tripprep.com]
Coma, ophthalmoplegia, shock and profuse diarrhoea with abdominal pain are all recognised systemic effects. [omicsonline.org]
Internal haemorrhage - abdominal pain - vomiting - shock 4. Cardiotoxicity 5. Renal dysfunction #coaguability last for 6-10 hours @blood product will not correct it except anti-venom 22. Sign high volume venom 23. [slideshare.net]
Apart from this, symptomatic treatment is necessary, which may include pain medication, respiratory support, and blood transfusions. [dovemed.com]
[…] krait bites cause a distinct clinical syndrome consisting of minimal or no local envenoming, abdominal pain, vomiting, ptosis, diplopia, external ophthalmoplegia, and descending paralysis that most often lead to respiratory paralysis. 2 Russell’s viper [dovepress.com]
Jaw & Teeth
- Metallic Taste
Possible Symptoms Tremors, vomiting, tingling, metallic taste in the mouth, weakness. Recommended Treatment Protocol Remove jewelry & tight clothing near bite. Keep limb below heart level. Cleanse. [poisoncentertampa.org]
Paresthesia (often numb at bite site) Numbness or tingling Rapid pulse Diplopia Ecchymoses Dysphagia Muscle fasciculation Sweating Paresthesia (oral) Salivation Unusual metallic taste Diaphoresis Vomiting Hyporeflexia Confusion Respiratory depression [aafp.org]
Occasionally, vesicles or hemorrhagic bullae may be present. 1 Systemic symptoms from a pit viper bite include a metallic taste in the mouth, paresthesias, weakness, tachycardia, numbness, lethargy, altered mental status, muscle twitching, nausea, vomiting [elitecme.com]
If not treated within an hour, the victim may have a tingling sensation in the face and a metallic taste in the mouth. Nausea, vomiting, chills, blurred vision and thirst may follow, with a drop in blood pressure causing faintness. [tpwd.texas.gov]
- Bleeding Gums
Discoid ecchymosis & gum bleeding 24. [slideshare.net]
Cardiovascular
- Tachycardia
(100-125 beats/min), palpitations, generalized weakness, benign dysrhythmia, or hypertension 1 Tachycardia (126-175 beats/min) or hypotension with systolic blood pressure < 100 mm Hg 2 Extreme tachycardia (>175 beats/min) or hypotension with systolic [emedicine.medscape.com]
Vital signs are normal except for sinus tachycardia at 120. You call Jane, the local pit viper treatment expert, who recommends Fab pit viper antivenom over one hour. John’s labs return showing the arrows of abnormality. [epmonthly.com]
Then over time may develop more life-threatening symptoms such as low blood pressure, rapid breathing, severe tachycardia (heart beats very fast), altered perception of what is happening around them and respiratory failure (breathing difficulty or breathing [firstaidanywhere.com]
1) Local injury (pain, swelling, ecchymosis) 2) Coagulopathy (Thrombocytopenia, elevated prothrombin time, hypofibrinogenemia) 3) Systemic Effects (Oral Swelling, Paresthesias, Hypotension, Tachycardia) Clinically how would Pit Viper (Crotaline) bite [quizlet.com]
Eyes
- Blurred Vision
Redness, swelling and damaged tissue in the area of the bite Abnormal blood clotting and bleeding Low blood pressure and shock Nausea and vomiting Difficulty breathing, or in serious cases not being able to breathe at all Blurred vision Increased production [my.clevelandclinic.org]
Also look out for blurred vision or droopy eyelid. Severe bruising can occur several hours after the bite. Coral snakebites, on the other hand, usually don't result in immediate pain. [adventure.howstuffworks.com]
To identify a snake bite, consider the following general symptoms: two puncture wounds swelling and redness around the wounds pain at the bite site difficulty breathing vomiting and nausea blurred vision sweating and salivating numbness in the face and [healthline.com]
The venom of Elapidae is neurotoxic and causes difficulty breathing, heavy eyelids, blurred vision, tingling around the mouth, headache, and dizziness; later, paralysis of head, neck, and breathing muscles occurs. [tripprep.com]
Since then, she has been experiencing a tendency to develop recurrent headaches, vertigo, and blurred vision on exposure to sunlight. In addition, she has developed an unsteady gait and tremor. [dovepress.com]
- Diplopia
[…] pit vipers. 10 View/Print Table TABLE 2 Symptoms of Snakebite Envenomation Hemotoxic symptoms Neurotoxic symptoms Intense pain Minimal pain Edema Ptosis Weakness Weakness Swelling Paresthesia (often numb at bite site) Numbness or tingling Rapid pulse Diplopia [aafp.org]
Neurotoxic effects may include eyelid drooping, dysphagia, diplopia, diaphoresis, and tremors. Other symptoms are fatigue, salivation, weak muscles, dyspnea, euphoria, and respiratory depression. [elitecme.com]
Among them, cobra bite causes significant local envenoming; pain, swelling, blistering, and severe local necrosis as well as acute systemic envenoming; ptosis, diplopia, external ophthalmoplegia, and descending paralysis. 1 Common krait and Sri Lankan [dovepress.com]
- Visual Impairment
impairments, and clinical examination excluded evidence of cataract or retinopathy. [dovepress.com]
- Visual Impairment
impairments, and clinical examination excluded evidence of cataract or retinopathy. [dovepress.com]
Skin
- Blister
If envenomated: pain, blisters, bruising, progressive swelling, oozing of blood. Possible Symptoms Tremors, vomiting, tingling, metallic taste in the mouth, weakness. Recommended Treatment Protocol Remove jewelry & tight clothing near bite. [poisoncentertampa.org]
A bite from the snake causes swelling at the site, blistering and severe hypotension. It can also cause systemic bleeding from the skin, gums and nose, and could cause death due to shock, intracranial hemorrhage and renal failure. [drugtargetreview.com]
The venom from the snake bite causes local swelling, petechiae ( small red or purple spots caused by bleeding into the skin), bruising and blistering but also bleeding of the gums, haemorrhage and incoagulable blood. [animalresearch.info]
Key Diagnostic Features Local pain, swelling, blistering, necrosis + coagulopathy, bleeding General Approach to Management All cases should be treated as urgent & potentially lethal. [toxinology.com]
Its hemotoxic venom spreads through cells and blood vessels, causing swelling and blisters, and destroying tissue as it moves. Bites can lead to infection, amputation, and death. [outsideonline.com]
- Sweating
Sweat and have chills. Be sick to your stomach or vomit. Feel weak or dizzy. The severity of symptoms will depend on the type of snake that bit you, how much venom was injected with the bite (envenomation), and your personal health risks. [myhealth.alberta.ca]
Snakebite Envenomation Hemotoxic symptoms Neurotoxic symptoms Intense pain Minimal pain Edema Ptosis Weakness Weakness Swelling Paresthesia (often numb at bite site) Numbness or tingling Rapid pulse Diplopia Ecchymoses Dysphagia Muscle fasciculation Sweating [aafp.org]
[…] progress to an entire extremity within hours severe localized pain, burning and warmth discoloration, such as redness and bruising enlarged lymph nodes in the area Systematic symptoms, involving the entire body, may include: nausea or vomiting excessive sweating [childrenshospital.org]
- Erythema
Moderate Pain, tenderness, erythema, edema beyond the area adjacent to the bite; often, systemic manifestations and mild coagulopathy Administration of five to 15 vials of antivenin may be necessary. III. [aafp.org]
Grades of envenomation MINIMAL: no pain to moderate pain, erythema, oedema 2.5-15cm, no systemic symptoms MODERATE severe pain tenderness oedema 25-40cm spreading erythema petechiae vomiting fever weakness 49. [slideshare.net]
Severity of Envenomation (Open Table in a new window) Type of Signs/Symptoms Minimal Moderate Severe Local Swelling, erythema, or ecchymosis confined to bite site Progression of swelling, erythema, or ecchymosis beyond bite site Rapid swelling, erythema [emedicine.medscape.com]
Signs & Symptoms Signs of Envenomation Swelling – local and diffuse Tenderness Erythema Ecchymosis Blebs Elevated PT/INR Decreased fibrinogen Decreased platelets Systemic signs such as hypotension, hemorrhage, respiratory failure, angioedema, neurotoxicity [epmonthly.com]
Local signs and symptoms include acute pain at the site, edema, erythema, and often ecchymoses. These changes are most often seen within one hour of envenomation. [clinicaladvisor.com]
- Cold, Clammy Skin
clammy skin. [2] [14] Television, literature, and folklore are in part responsible for the hype surrounding snakebites, and people may have unwarranted thoughts of imminent death. [en.wikipedia.org]
Musculoskeletal
- Muscle Weakness
The symptoms may take several hours to develop and include tingling, muscle weakness, swallowing difficulties, excess saliva and potentially fatal breathing problems. [adventure.howstuffworks.com]
Symptoms Symptoms specific to rattlesnake bites are immediate and include: severe pain drooping eyelids low blood pressure thirst tiredness or muscle weakness Share on Pinterest The water moccasin is another type of pit viper. [healthline.com]
Muscle weakness, difficulty to breathe, blindness, and loss of speech are all signs of serious complications. [wildlife-removal.com]
Other signs and symptoms include nausea, vomiting, respiratory failure secondary to muscle weakness, hypersalivation, ptosis, dysarthria, dysphagia, altered mental status (lethargy or euphoria), fasciculations, and seizures. * Of note, the Mojave rattlesnake [clinicaladvisor.com]
Psychiatrical
- Fear
‘Do not act like a hero,’ my brother was shouting while Viju was laughing at his fear saying, ‘madam, come closer for a better photo, it is just a harmless python.’ [indianexpress.com]
Other symptoms may be caused by the bite itself or from fear or worry after being bitten. You may: Feel very worried or confused. Faint or feel like you might faint. Sweat and have chills. Be sick to your stomach or vomit. Feel weak or dizzy. [myhealth.alberta.ca]
For years, scientists have debated that ophidiophobia – the fear of snakes – may actually be instinctive and vital to the survival of human kind in allowing a potentially deadly threat to be reactive to immediately. [odditycentral.com]
[…] fragrancemad/YouTube Though most snakes aren't venomous, the ones with a deadly bite are so scary that many researchers think humans evolved to naturally fear the sinuous creatures. With good reason. [businessinsider.com]
Face, Head & Neck
- Epistaxis
[…] hemoccult Glucose Electrocardiography‡ Blood urea nitrogen Arterial blood gas§ The patient should be given strict instructions to return to the hospital immediately if any of the following occurs: increase in pain or onset of redness or swelling; fever; epistaxis [aafp.org]
General symptoms - haemopthysis - haemorrahge under the skin and mucous membrane (discoid ecchymosis) - epistaxis - bleeding gums - haematuria - maleana - oozing from bite - +ve torniquet test 21. 3. [slideshare.net]
Patients with coagulopathy typically hemorrhage from the bite site or from venipuncture sites or mucous membranes, with epistaxis, gingival bleeding, hematemesis, hematochezia, hematuria, or a combination. [msdmanuals.com]
[…] necrosis 2% Systemic envenomation Spontaneous systemic bleeding 46% Hypotension 35% Conjunctival edema 24% Bleeding from gums 20% Bleeding from venipuncture sites 15% Hematemesis 11% Melena 7% Bleeding from incisions 6% Subconjunctival hemorrhage 6% Epistaxis [toxicology.ucsd.edu]
Neurologic
- Confusion
You may: Feel very worried or confused. Faint or feel like you might faint. Sweat and have chills. Be sick to your stomach or vomit. Feel weak or dizzy. [myhealth.alberta.ca]
Ptosis Weakness Weakness Swelling Paresthesia (often numb at bite site) Numbness or tingling Rapid pulse Diplopia Ecchymoses Dysphagia Muscle fasciculation Sweating Paresthesia (oral) Salivation Unusual metallic taste Diaphoresis Vomiting Hyporeflexia Confusion [aafp.org]
Confused and Excitable Serpents The beginning of the green season, also known as “invierno” or winter in Costa Rica, is an uncomfortable time of the year for the skittish Bothrops asper. [news.co.cr]
- Tingling
Systemic symptoms may be delayed eight to 24 hours and may include the following: weakness or lethargy numbness and tingling altered mental state flaccid muscles paralysis breathing problems Preventing snake bites Some bites, such as those inflicted when [childrenshospital.org]
Possible Symptoms Tremors, vomiting, tingling, metallic taste in the mouth, weakness. Recommended Treatment Protocol Remove jewelry & tight clothing near bite. Keep limb below heart level. Cleanse. [poisoncentertampa.org]
Numbness or tingling around the mouth, tongue, scalp, feet, or the bite area. Swelling in lymph nodes near the bite. Signs of shock. Other symptoms may be caused by the bite itself or from fear or worry after being bitten. [myhealth.alberta.ca]
Respiratory depression Bleeding disorders Paralysis TABLE 2 Symptoms of Snakebite Envenomation Hemotoxic symptoms Neurotoxic symptoms Intense pain Minimal pain Edema Ptosis Weakness Weakness Swelling Paresthesia (often numb at bite site) Numbness or tingling [aafp.org]
- Headache
Since then, she has been experiencing a tendency to develop recurrent headaches, vertigo, and blurred vision on exposure to sunlight. In addition, she has developed an unsteady gait and tremor. [dovepress.com]
Those that are venomous may also cause fever, a headache, convulsions, and numbness. However, these symptoms can also occur due to intense fear following the bite. Bites can cause an allergic reaction in some people, which may include anaphylaxis. [medicalnewstoday.com]
Nausea and vomiting Rapid heartbeat, low blood pressure, weakness, and fainting Numbness and tingling of the tongue and mouth Excessive sweating Fever and chills Muscular twitching Convulsions Dimmed vision Headache The priorities of emergency care for [snivalleyfire.org]
Symptoms Symptoms specific to coral snake bites include: pain that is not immediate symptoms that set in hours after the bite convulsions drooping eyelids change in skin color stomach pain difficulty swallowing headache shock paralysis Should you be bitten [healthline.com]
The venom of Elapidae is neurotoxic and causes difficulty breathing, heavy eyelids, blurred vision, tingling around the mouth, headache, and dizziness; later, paralysis of head, neck, and breathing muscles occurs. [tripprep.com]
- Irritability
Amphibians’ skin secretions fall under the poisonous category, but calling them irritants is a better way to describe many, because most skin secretions are not life threatening especially where India is concerned. [jlrexplore.com]
It has an irritable disposition. It will strike with little provocation. Its venom is hemotoxic, causing severe tissue damage. Deaths have occurred from the bites of these snakes. The Eyelash pit viper is largely nocturnal. [wildernessarena.com]
“Though slow-moving, it has an irritable disposition when disturbed and strikes fast.” [scidev.net]
Their "pits" are heat sensors located between the eyes and nostrils and are used to locate small warm blooded animals for food and on occasion any part of a large warm blooded animal that irritates or threatens them, accidentally or on purpose. [ems1.com]
The color and body markings make the snake hard to spot; it also remains motionless to ambush prey such as rats, frogs, lizards, and sometimes, even birds The Malayan pit viper is highly-irritable and is known to strike at the slightest provocation. [dovemed.com]
- Agitation
The symptoms most commonly seen in pit viper snake bites are: Visible bite marks usually on face or extremities (i.e. two puncture wounds close together) Pain Swelling Agitation and restlessness Breathing trouble (i.e. gasping, panting) Vomiting Diarrhea [wagwalking.com]
Patients are often agitated, excited, painful on presentation and occasionally the patient will present in shock. Diagnosis : localized swelling and bruising, usually of the head or distal limbs. [vetstream.com]
Snakes do not attack man, They only bite only when attacked or agitated. 58. HOW TO AVOID SNAKE BITE: 1. [slideshare.net]
Females bite only when hungry, agitated or protecting the egg sac. The black widow is not aggressive. They are usually found in dry, secluded, dimly lit areas. More than 80 percent of all bite victims are adult men. [snivalleyfire.org]
Workup
The doctor treats breathing problems, shock, and/or immediately life-threatening injuries even before a full workup is complete. The wound needs to be examined and cleaned. [webmd.com]
The doctor treats breathing problems, shock, and/or immediately life-threatening injuries even before a full workup is complete. The wound will be examined and cleaned. [emedicinehealth.com]
Treatment
First-aid treatment of poisonous snakebite: are currently recommended procedures justified? Ann Emerg Med. 1981;10:331–5. 14. Dart RC, Gustafson RA. Failure of electric shock treatment for rattlesnake envenomation. Ann Emerg Med. 1991;20:659–61. 15. [aafp.org]
The mainstay of treatment includes intravenous crystalloid fluid therapy, antivenom, and analgesic medications. [vetbook.org]
[…] and current methods of first aid and general supportive therapy for venomous snakebites. {03} Accepted Envenomation, pit viper (treatment)—Antivenin ( Crotalidae ) polyvalent is indicated for the treatment of envenomation caused by bites of pit vipers [drugs.com]
Moderate rattlesnake envenomation in a toddler after treatment with antivenom. Photo by Sean Bush, MD. Table 1. Snakebite Severity Scale Table 2. [emedicine.medscape.com]
What first aid treatment should I do on my way to the veterinarian? It’s important to note that snake bite emergencies may not respond to common pet emergency treatments. [centralfloridaanimaler.com]
Prognosis
PROGNOSIS AND RELEVANT FACTORS The prognosis for most pit viper bites is usually fair to good. [horsesidevetguide.com]
Snakebite Prognosis and Outcomes Although the vast majority of victims bitten by venomous snakes in the United States do very well, predicting the prognosis in any individual case can be difficult. [emedicinehealth.com]
The sooner treatment is initiated the better the prognosis. [palenciapetclinic.com]
Etiology
Etiology In the United States, more than 40% of victims put themselves in danger by either handling pets or attempting to capture reptiles in the wild. [emedicine.medscape.com]
(Etiology) Malayan Pit Viper Snake Bite takes place when one comes into contact with the venomous and dangerous Malayan pit viper, usually unintentionally or inadvertently. [dovemed.com]
Ongoing controversies regarding etiology, diagnosis, treatment Significant debate exists concerning fasciotomy. [clinicaladvisor.com]
Epidemiology
The epidemiology, clinical course, and management of snakebites in the North American Snakebite Registry. J Med Toxicol. 2017;13(4):309-320. 7. Mackessy SP, ed. Handbook of Venoms and Toxins of Reptiles. Boca Raton, FL: CRC Press; 2010. 8. [crofab.com]
Baseline epidemiological study on snake-bite treatment and management. Weekly Epidemiolog Rev. 1987;42:319-320. 14. Hansdak SG, Lallar KS, Pokharel P, Shyangwa P, Karki P, Koirala S. A clinico-epidemiological study of snake bite in Nepal. [priory.com]
Distinctive epidemiologic and clinical features of common krait ( Bungarus caeruleus ) bites in Sri Lanka. Am J Trop Med Hyg. 2008;79(3):458–462. 3. Kularatne SA. [dovepress.com]
"In the past five or 10 years, there's been a backing off in first aid from really invasive things like making incisions," says Arizona physician David Hardy, M.D., who studies snakebite epidemiology. [consejo.bz]
Epidemiology Frequency United States Snakebites frequently go unreported. Approximately 8,000 bites are reported in the United States annually, with approximately 2,000 delivered by venomous snakes. [emedicine.medscape.com]
Pathophysiology
Once the venom has initiated the pathophysiological events, the team will need to identify the action and therapeutic effects of rutin. [drugtargetreview.com]
Pathophysiology Crotalid venom is produced and stored in paired glands below the eye. It is discharged from hollow fangs located in the upper jaw. Fangs can grow to 20 mm in large rattlesnakes. [emedicine.medscape.com]
Pathogenesis Pathophysiology Rattlesnakes have a pair of long, hollow fangs that lie in the rostral portion of the head, folded back against the roof of the mouth. These are connected to venom glands by small tubules or ducts. [vetstream.com]
Other systemic manifestations depend upon the pathophysiological changes induced by the venom of that particular species (See Fig. 1). [priory.com]
It is likely that common pathophysiological mechanisms are responsible for both these important systemic complications of hump-nosed viper bite. Hump-nosed viper venom contains procoagulant, nephrotoxic, myotoxic and cytotoxic properties. [omicsonline.org]
Prevention
Snakebite prevention should be taught to patients. [aafp.org]
Preventing Snakebites The snake is almost always more scared of the human, than the human is of the snake, it is assumed because giving the snake the opportunity to escape prevents most bites. [emedicinehealth.com]
Since we're sharing the outdoors with these reptiles, it's a good time to know what to watch for to prevent snakebites. As always with wilderness medicine, prevention is key. [blog.nols.edu]
READ MORE: WHO SEARO Guidelines for the Management of Snake-bites in South East-Asia Snakebite is a preventable injury. Finding ways to effectively prevent snakebites is particularly challenging in the tropics of Asia and New Guinea. [snakebiteinitiative.org]
Many first aid measures have been advocated for pit viper bite victims, none has been shown to prevent morbidity or mortality. [ncbi.nlm.nih.gov]