Best way to a manage Is to prevent a snake bite…..!
A WORLD WITHOUT SNAKES NEARLY A QUARTER OF US WOULD GO HUNGRY THEY ARE IMPORTANT ELEMENTS IN FOOD CHAIN THAT CONTROL RODENT POPULATION
For more presentations www.medicalppt.blogspot.com 5 DANGEROUSLY POISONOUS SNAKES KING COBRA COMMON COBRA COMMON KRAIT RUSSELLS VIPER SAWSCALED VIPER MOST COMMON POISONOUS SNAKE IS COMMON KRAIT
TO IDENTIFY WHETHER IT WAS A POISONOUS SNAKE. 216 SPECIES- 52 VENOMOUS IF THE PAIN NUMBNESS AND OEDEMA IS SPREADING THEN IT IS A VENOMOUS SNAKE. SUSPECTED SNAKE BITE OBSERVATION 24 HOURS
For more presentations www.medicalppt.blogspot.com Universal fear - a state of shock Bite site -multiple teeth impressions significant local pain or swelling -ABSENT Adequate reassurance and symptomatic treatment.
Antivenom is immunoglobulin (usually the enzyme refined F(ab)2 fragment of IgG) purified from the serum or plasma of a horse or sheep that has been immunized with the venoms of one or more species of snake. Monovalent or monospecific antivenom Polyvalent India –polyvalent is available which act against the venom of commonly found snakes in india
Neurotoxicity Bleeding/coagulopathy Myoglobinuria/haemoglobinuria Cardiac toxicity Local swelling involving more than half of the bitten limb Rapid extension of swelling Development of an enlarged tender Lymph node draining the bitten limb ARF
10 vials polyvalent asv(irrespective of body weight and age) 2 nd dose - overt bleeding is present 10 vials OR Do 20 minute clotting time and give 2 vials Q6H till the coagulation parameters are normal
No test dose is required One vial is added with 100 ml of normal saline. After 10 -15 minutes 9 vials can be added in the same fluid over one hour
Urticaria,itching,fever, shaking chills,nausea,vomiting,diarrhoea abdominal cramps,tachycardia hypotension, bronchospasm and angioedema ASV is discontinued 0.01mg/kg of Adrenaline is given (1:1000)as IM should be given
100mg of Hydocortisone(2mg/kg) and 10mg of H1 antihistamine (children- 0.2mg/kg) IV 2 nd dose of Adrenaline 0.5 mg (1:1000) IM can be repeated Patient is recovered ASV can be restarted slowly within 10 – 15 minutes
Best effect – used within 4 hours Can be administered upto 48 hours Efficacy is seen upto 6- 7 days
Normalization of BP Bleeding stops within 15 – 30 mts Normalization of coagulation parameters within 6 hours Neurological sign will be resolving within 30- 48 hours
Neostigmine -0.05mg to 0.1mg/kg every 4 hours Atropine 0.02mg/kg (5minutes prior to neostigmine) Watch for ptosis