clostridium tetani + botulism

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Last updated 11:52 PM on 4/13/26
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16 Terms

1
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<p><span><span>Toxin produced?</span></span></p>

Toxin produced?

Tetanospasmin

2
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<p><span><span>Mechanism of tetanus toxin?</span></span></p>

Mechanism of tetanus toxin?

Blocks GABA & glycine release (via SNARE cleavage)

3
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<p><span><span>How does toxin reach CNS?</span></span></p>

How does toxin reach CNS?

Retrograde axonal transport

4
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<p><span><span>Type of paralysis?</span></span></p>

Type of paralysis?

Spastic paralysis

5
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<p><span><span>Classic symptoms?</span></span></p>

Classic symptoms?

Trismus (lockjaw), risus sardonicus, opisthotonos

6
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<p><span><span>Is tetanus invasive?</span></span></p>

Is tetanus invasive?

No (localized infection, toxin-mediated)

7
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<p><span>Prevention?</span></p>

Prevention?

Tetanus vaccine (toxoid, DPT)

8
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<p><span>Treatment?</span></p>

Treatment?

Antitoxin + antibiotics + diazepam + wound debridement

9
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<p><span><span>Mechanism of toxin?</span></span></p>

Mechanism of toxin?

Blocks ACh release (SNARE cleavage)

10
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<p><span><span>Type of paralysis?</span></span></p>

Type of paralysis?

Descending flaccid paralysis

11
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<p><span><span>5 D’s” of botulism?</span></span></p>

5 D’s” of botulism?

Diplopia, dysarthria, dysphagia, dyspnea, descending paralysis

12
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<p><span><span>Sensory deficits present?</span></span></p>

Sensory deficits present?

No

13
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<p><span><span>Infant botulism cause?</span></span></p>

Infant botulism cause?

Spores (honey) → floppy baby

14
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<p><span><span>Adult botulism cause?</span></span></p>

Adult botulism cause?

Preformed toxin (canned food)

15
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<p><span><span>Treatment</span></span></p>

Treatment

Human botulinum immunoglobulin

16
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<p><span><span>Clinical classification?</span></span></p>

Clinical classification?

Intoxication (not infection)