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Hydrogen fluoride (HF) – irritant gas used in chemical manufacturing
Ca Gluconate –Initial ‐ 10 to 30 mL of 10% solution diluted in 150 mL 5% dextrose administered IV over 10 minutesMaintenance ‐ Add 100 mL 10% calcium gluconate to 900 mL of 5% dextrose and infuse at 50 mL/h (47 mg calcium ion). Titrate infusion rate against effect ‐minimum infusion time is 4 to 6 h.
Ingestion ‐milk (one‐half to one glassful), chewable calcium carbonate tablets, or antacid for fluoride binding
Dermal ‐ TOPICAL ‐ Treat with calcium gluconate or carbonate gel (1 g calcium gluconate in 40 g (about 40 mL) water‐soluble lubricant
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Folinic acid – enhance hepatic degradation of formate
Furosemide – prevent renal absorption of formate
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40 days
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Aim of treatment: asymptomatic & COHb < 5%
Hyperbaric O2 indication:1) Unconcious2) Neurological signs & symptoms3) COHb > 25 %4) Cardiac complication
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Hydroxocobalamin – 5g over 15 min infusion
Sod. Nitrite – 10 ml of 3% sol IV
Sod. Thiosulfate – 50 ml of 25 % sol. IV
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