Household and Industrial Toxicology Flashcards
Wood Alcohol
Methanol
Uses of Methanol
Solvent
Denaturant
Paint remover
Metabolites of Methanol
Formaldehyde
Formic Acid
Signs and Symptoms of Methanol Poisoning
Ocular Toxicity
CNS Depression
Seizure
Metabolic Acidosis
Antidote for Methanol Poisoning
Ethanol IV
Fomepizole - Competes with Alc. dehydrogenase
NaHCO3 - Systemic Circulation
Methanal, Formalin (37% - 40%)
Formaldehyde
Use of Formaldehyde
Embalming Fluid
TF: Formaldehyde has similar presentation to methanol toxicity
True
Signs and Symptoms of Formaldehyde Poisoning
CNS Depression
Coma
Metabolic Acidosis
Treatment of Formaldehyde Poisoning
NH3 + NaHCO3
Supportive Treatment
Use of Ethylene glycol
Antifreeze Prep (Coolant)
Metabolites of Ethylene Glycol
Glycoaldehyde
Glycolic Acid
Glyoxylic Acid
Toxic Metabolite of Ethylene glycol
Oxalic Acid
Signs and Symptoms of Ethylene Glycol Poisoning
Severe Metabolic Acidosis
CNS Depression
Cardiopulmonary Depression
Acute Renal Failure
Seizure (Tx: Diazepam)
Treatment of Ethylene Glycol poisoning
Ethanol - competes w/ alcohol dehydrogenase 2. Fomipazole - Inh. alcohol dehydrogenase
Leucorin Formic Acid
Hemodialysis + NaHCO3 - Systemic Alkalizer
Ca gluconate - for Hypocalcemia
Isopropyl Alcohol Uses
Antiseptic, Disinfectant
Acetone Uses
Ingredient in fingernail polish remover, airplane glue, varnish, & rubber cements
Acetone poisoning S/S
CNS Depression
Coma
Resp. Depression
Derived from petroleum distillation
Hydrocarbon
Petroleum distillates
Kerosene
Gasoline
Effects of Acetone Poisoning
Asthma-like syndrome
Wheezing
Generalized Depression
Hypotension
Arrhythmia
N/V
Abdominal Pain
Vomiting during Acetone Poisoning may induce?
Pneumonitis and Aspiration
Treatment for Acetone Poisoning
Mineral Oil - Increase viscosity
IV Hydration
B2 Agonist
B1-Blockers
Benzene poisoning can cause ___ and ___
Megaloblastic Anemia and Aplastic Anemia
S/S of Benzene Poisoning
Dyspnea
CNS Depression - Most important toxidrome of acute exposure
Bone Marrow Injury - Most significant toxic effect
Treatment of Benzene Poisoning
Mineral Oil
Treatment of Benzene Poisoning
Mineral Oil
Ventilatory Support
100% O2
Poisoning with Bases
Liquefaction necrosis
Poisoning with Acids
Coagulation necrosis
Treatment for Acid and Bases Poisoning
Dilutional Therapy
Phenol aka
Carbolic Acid
Derivative of Phenol
Lysol (Cresol 50%)
Use of Phenol
Protein Denaturant
Treatment of Phenol Poisoning
Dermal Exposure: PEG
Inhalational: 100% Humified oxygen
GIT Exposure: Castor Oil, Mineral Oil
Non-poisonous form of Phosphorus
Red - Matches
Poisonous form of Phosphorus
Yellow - Fireworks
Product of Phosphorus when heated or added with Acid
Phosphine gas (Garlic odor)
S/S of Phosphorus Toxicity
Luminous vomit
Garlic Odor Breath
Loose teeth / Phossy Jaw
Treatment of Phosphorus Toxicity
CuSO4
Diazepam
Calcium
Carbon tetrachloride Use
Used in Nonflammable cleaning fluid and fire extinguishers
Toxic Metabolites of Carbon Tetrachloride
Epoxide, Phosgene
Tricholoromethyl peroxyl radicals
Phosgene is used as
War weapon
Poison gas
Hepatorenal toxin
S/S of CCl4 toxicity
Difficulty in breathing
Nausea & Vomiting
Pulmonary Edema
Skin lesions
Treatment of CCl4 Poisoning
100% Oxygen
Artificial Air
Hyperbaric Oxygen
Product of incomplete combustion of carbon-containing fuel
Carbon Monoxide
Colorless, Odorless air pollutant
Carbon monoxide
MOA of Carbon monoxide poisoning
Binds to Hgb resulting to carboxyhemoglobinemia (200x affinity that Hgb)
S/S of Carbon Monoxide poisoning
Cherry Red Skin
Hypoxia
Rhabdomyolysis
Treatment of Carbon Monoxide Poisoning
100% Oxygen
Artificial Air (80% He 20% O2)
Hyperbaric oxygen
Cyanogenic glycoside from Prunus spp.
Cyanide
Sources of Cyanide
Na nitroprusside
Laetrile - synthetic form of amygdalin
MOA of Cyanide Poisoning
Blocks Cytochrome oxidase
DOC for Cyanide Toxicity
Hydroxocobalamin
Treatment for Cyanide Poisoning
NaNO2 (IV)
Amyl Nitrite (Inhalation)
Methylene Blue (Large Dose)
Sodium thiosulfate (IV)
Dicobalt edentate
Cyanide Toxicity S/S
CNS & CV disturbances
Seizure
Respiratory Depression
Death
Odor of Bitter Almonds
Cherry Red Blood
Diaphoresis