Toxicology

TOXICOLOGY


1. Fundamentals of Toxicology

1.1 Principles of toxicology (dose–response, kinetics, dynamics)
1.2 Toxicokinetics (absorption, distribution, metabolism, elimination)
1.3 Toxicodynamics (mechanisms of injury)
1.4 Exposure pathways (ingestion, inhalation, dermal, injection)
1.5 Factors affecting toxicity (age, comorbidity, genetics)

1.6 General approach to poisoned patients
1.7 Body Stuffing / Body Packing


2. Toxidromes (Major Clinical Syndromes)

2.1 Sympathomimetic toxidrome
2.2 Anticholinergic toxidrome
2.3 Cholinergic toxidrome
2.4 Opioid toxidrome
2.5 Sedative-hypnotic toxidrome
2.6 Serotonin syndrome
2.7 Neuroleptic malignant syndrome (NMS)
2.8 Hallucinogenic syndrome
2.9 Withdrawal syndromes (opioid, benzodiazepine, alcohol)


3. Poisoning Assessment & Diagnostics

3.1 General Approach to Drug Poisoning
3.2 Secondary survey
3.3 Use of laboratory tests (BMP, LFT, ABG, lactate)
3.4 Specific toxicologic assays
3.5 Osmolar gap & anion gap approach
3.6 ECG in poisoning
3.8 Role of imaging
3.9 Indications for toxicology consultation

4. Decontamination

4.1 Gastrointestinal decontamination

  • Activated charcoal
  • Gastric lavage
  • Whole bowel irrigation
  • Endoscopic removal of foreign body

4.2 Dermal/ocular decontamination
4.3 Inhalation exposure management


5. Antidotes (Comprehensive Section)

5.1 General principles
5.2 Antidote list by toxin

  • N-acetylcysteine
  • Naloxone
  • Flumazenil (use & risks)
  • Digoxin-specific Fab fragments
  • Physostigmine
  • Atropine & pralidoxime (2-PAM)
  • Methemoglobinemia antidotes (methylene blue)
  • Cyanide antidote kit (hydroxocobalamin, sodium thiosulfate)
  • Iron antidote (deferoxamine)
  • Lead (EDTA, succimer)
  • Mercury/arsenic antidotes
  • Beta-blocker/calcium channel blocker antidotes (glucagon, calcium, HIE)
  • Antidotes for toxic alcohols (fomepizole)
  • Antidotes for APAP, warfarin, heparin, DOACs

5.3 Antidote availability & stocking guidelines
5.4 Indications vs contraindications


6. Enhanced Elimination

6.1 Urine alkalinization
6.2 Hemodialysis indications
6.3 Hemoperfusion
6.4 Multi-dose activated charcoal
6.5 Lipid emulsion therapy


7. Specific Poisonings: Pharmaceuticals

7.1 Analgesics

7.2 Cardiovascular Drugs

  • Beta-blockers
  • Calcium channel blockers
  • Digoxin
  • ACEI/ARB
  • Anti-arrhythmics

7.3 Sedatives & Hypnotics

7.4 Stimulants

7.5 Psychiatric Medications

  • SSRIs/SNRIs/tricyclic antidepressants
  • Antipsychotics
  • Lithium poisoning

7.6 Endocrine & Metabolic Drugs

7.7 Antimicrobials

  • Isoniazid
  • Dapsone
  • Antimalarials

7.8 Chemotherapeutic Agents

  • Methotrexate
  • 5-FU
  • Cyclophosphamide
  • Immune checkpoint inhibitors (toxic immunologic effects)

8. Specific Poisonings: Non-Pharmaceutical Toxicants

8.1 Alcohols & Glycols

8.2 Gases & Fumes

8.3 Heavy Metals

8.4 Household Agents

8.5 Industrial Chemicals

  • Organophosphates
  • Carbamates
  • Solvents
  • Pesticides

9. Environmental & Biological Toxins

9.1 Envenomation (Comprehensive)

  • Snake envenomation (hematotoxic, neurotoxic, myotoxic species)
  • Scorpion stings
  • Spider bites
  • Marine envenomation (jellyfish, stingray, cone snail)

9.2 Plant Toxins

  • Oleander
  • Castor bean (ricin)
  • Aconitum
  • Mushroom poisoning (amatoxin, gyromitrin)

9.3 Foodborne Toxins

  • Ciguatera
  • Tetrodotoxin
  • Scombroid
  • Botulism

9.4 Bacterial & Biological Agents

  • Bioterrorism toxins (anthrax, botulinum, ricin)

10. Pediatric Toxicology


11. Toxicology in Special Populations

11.1 Pregnancy & lactation
11.2 Geriatric toxicology
11.3 Renal failure
11.4 Hepatic failure
11.5 Critical illness / ICU patients


12. Toxicologic Emergencies (ER/ICU)

12.1 Seizure in poisoning
12.2 Cardiac arrest in poisoning
12.3 Hypotension & shock
12.4 Hyperthermia syndromes
12.5 Ventricular arrhythmias
12.6 Severe metabolic acidosis
12.7 Airway management in toxicology
12.8 Intravenous lipid emulsion rescue


13. Approach to Unknown Poisoning

13.1 Clinical pattern recognition
13.2 Toxidrome-based diagnosis
13.3 QRS/QTc abnormalities
13.4 Osmolar gap approach
13.5 Empiric antidotes
13.6 When history is unreliable


14. Occupational & Environmental Health

14.1 Workplace exposures
14.2 Radiation toxicity
14.3 Heat stroke & cold injury (toxicology-associated)
14.4 Hazardous materials (HAZMAT) management

Performance-enhancing supplement


15. Toxicology Procedures

15.1 Gastric lavage technique
15.2 Activated charcoal administration
15.3 Whole bowel irrigation protocol
15.4 Intralipid therapy procedure
15.5 Indications for intubation in poisoned patients
15.6 Hemodialysis access considerations


16. Toxicology Laboratory & Poison Control Systems

16.1 Toxicology panels
16.2 When to obtain specialized assays
16.3 Poison control center utilization
16.4 Hospital toxicology team guidelines


 

ไม่มีความคิดเห็น:

แสดงความคิดเห็น