HF Conditions of exposure Area of body Treatment Effect Reference concentration Dermal: 100% During laboratory synthesis Estimated exposure Patient was treated on the spot, Second and third degree burns were Burke et al., of fluoroborate salt, was 5 g HF and and taken to hospital where eventually treated by plastic surgery. In 1973. connecting tube burst, and HF 2.5% BSA, burns were treated with calcium addition to these, renal abnormalities, spilt on technician. including the right gluconate severe nausea and stupor in the first days side of face, neck after exposure appeared to be due to and forearm. systemic effects of fluoride. 100% 49-year old male exposed to Approx. 5% BSA Patient to hospital and Burns caused a deep wound. Patient Sheridan et al., HF in industrial accident. affected, primarily calcium gluconate injected into survived and recovered well. 1995. the lower abdomen subcutaneous tissue beneath the and right thigh. wound. The wound was excised, and later grafted. 100% 37-year old exposed to HF in 25% BSA Patient was showered in At first emergency room patient was Sheridan et al., workplace accident. exposure, primarily workplace and treated in hospital noted to have conjunctival injection and 1995. upper arms and emergency room with topical mild respiratory distress, but was torso. calcium gluconate gel. otherwise alert and stable. On arrival at Transferred to another hospital second hospital he was hypotensive and where calcium and magnesium in severe respiratory distress. Then he were replaced during cardiac suffered cardiac arrest and could not be arrest. resuscitated.
HF concentration Conditions of exposure Area of body Treatment Effect Reference Dermal: 100% During laboratory synthesis of fluoroborate salt, connecting tube burst, and HF spilt on technician. Estimated exposure was 5 g HF and 2.5% BSA, including the right side of face, neck and forearm. Patient was treated on the spot, and taken to hospital where burns were treated with calcium gluconate Second and third degree burns were eventually treated by plastic surgery. In addition to these, renal abnormalities, severe nausea and stupor in the first days after exposure appeared to be due to systemic effects of fluoride. Burke et al., 1973. 100% 49-year old male exposed to HF in industrial accident. Approx. 5% BSA affected, primarily the lower abdomen and right thigh. Patient to hospital and calcium gluconate injected into subcutaneous tissue beneath the wound. The wound was excised, and later grafted. Burns caused a deep wound. Patient survived and recovered well. Sheridan et al., 1995. 100% 37-year old exposed to HF in workplace accident. 25% BSA exposure, primarily upper arms and torso. Patient was showered in workplace and treated in hospital emergency room with topical calcium gluconate gel. Transferred to another hospital where calcium and magnesium were replaced during cardiac arrest. At first emergency room patient was noted to have conjunctival injection and mild respiratory distress, but was otherwise alert and stable. On arrival at second hospital he was hypotensive and in severe respiratory distress. Then he suffered cardiac arrest and could not be resuscitated. Sheridan et al., 1995.
PEC19-Hydrofluoric-acid-HF.docx