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Botulism
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Clostridium botulinum, Botulism
Susanna Heinze
Related terms:
clostridium infection
favism
myasthenia gravis
tetanus
neurotoxicity syndromes
foodborne disease
Injury or Poisoning
botulism Audio
bot·u·lism [ boch-uh-liz-uhm ]
Subclass of:
Neuromuscular Junction Diseases; Neurotoxicity Syndromes; Clostridium Infections; Foodborne Disease
Definitions related to botulism:
  • A disease caused by potent protein NEUROTOXINS produced by CLOSTRIDIUM BOTULINUM which interfere with the presynaptic release of ACETYLCHOLINE at the NEUROMUSCULAR JUNCTION. Clinical features include abdominal pain, vomiting, acute PARALYSIS (including respiratory paralysis), blurred vision, and DIPLOPIA. Botulism may be classified into several subtypes (e.g., food-borne, infant, wound, and others). (From Adams et al., Principles of Neurology, 6th ed, p1208)
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • A rare but serious paralytic illness that is caused by a nerve toxin that is most often produced by Clostridium botulinum, but also rarely by strains of Clostridium butyricum and Clostridium baratii. There are five types of botulism: foodborne, wound, infant, adult intestinal toxemia (adult intestinal colonization), and iatrogenic.
    NICHD Pediatric Terminology
    U.S. National Cancer Institute, 2021
  • A serious bacterial infection caused by botulinum toxin which is produced by Clostridium botulinum. Patients are infected usually by ingestion of contaminated food or wound contamination. It leads to muscle paralysis which may result in respiratory failure.
    NCI
    U.S. National Cancer Institute, 2021
  • Botulism is a rare acquired neuromuscular junction disease, characterized by descending flaccid paralysis caused by botulinum neurotoxins (BoNTs), including four clinical forms with different modes of acquisition.
    OrphaNet
    INSERM, 2021
  • Botulism is a rare but serious illness. The cause is a toxin (poison) made by a bacterium called Clostridium botulinum. It occurs naturally in soil. There are several kinds of botulism. Foodborne botulism comes from eating foods contaminated with the toxin. Wound botulism happens when a wound infected with the bacteria makes the toxin. It is more common in heroin users. Infant botulism happens when a baby consumes the spores of the bacteria from soil or honey. All forms can be deadly and are medical emergencies. Symptoms include double or blurred vision, drooping eyelids, slurred speech, difficulty swallowing, dry mouth, and muscle weakness. Treatment may include antitoxins, intensive medical care, or surgery of infected wounds. To prevent botulism: Be very careful when canning foods at home; Do not let babies eat honey; Get prompt medical care for infected wounds. Centers for Disease Control and Prevention
    MedlinePlus
    U.S. National Library of Medicine, 2025
  • Disease caused by potent protein neurotoxins produced by Clostridium botulinum, which interfere with the presynaptic release of acetylcholine at the neuromuscular junction; clinical features include abdominal pain, vomiting, acute paralysis, blurred vision and diplopia; botulism may be classified into several subtypes such as food borne, infant, wound, and others.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • Botulism is poisoning that is due to Clostridium botulinum toxin and that affects the peripheral nerves. Botulism may occur without infection if toxin is ingested, injected, or inhaled. Symptoms are symmetric cranial nerve palsies accompanied by a symmetric descending weakness and flaccid paralysis without sensory deficits. Diagnosis is...
    Merck Manuals
    Merck & Co., Inc., 2025
  • Botulism is an acute neurologic disorder that causes potentially life-threatening neuroparalysis due to a neurotoxin produced by Clostridium botulinum. The toxin binds irreversibly to the presynaptic membranes of peripheral neuromuscular and autonomic nerve junctions.
    Medscape
    WebMD, 2025
  • Botulism is a rare but serious condition caused by toxins from bacteria called Clostridium botulinum.
    Mayo Clinic
    Mayo Foundation for Medical Education and Research, 2025
  • Botulism, poisoning by a toxin, called botulinum toxin, produced by Clostridium botulinum bacteria. This poisoning results most frequently from the eating of improperly sterilized home-canned foods containing the toxin. Botulism also may result from wound infection. C. botulinum bacteria--which...
    Encyclopedia Britannica
    Encyclopedia Britannica, Inc., 2025
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