Tox Flashcards

1
Q

What agents ⬆︎risk for Methemoglobinemia - 3

A
  1. dAPSONE
  2. nITRITES
  3. tOPICAL ANESTHETICS

Pulse Ox Saturation will be low and PaO2 will “seem” to be normal

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2
Q

What are the Lead chelating agents?-2

________________

At what lead level do you use them?

A
  1. [Dimercaptosuccinic acid (45-69)]
  2. [DimerCaProl + EDTA ( ≥70 or acute encephalopathy)]

________________

Be sure to confirm lead levels with venous lead level before starting tx

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3
Q

What is the MOA for Sodium Bicarbonate in TCA OD

A

[⬆︎extracellular sodium] and [⬆︎ extracellular pH] alleviates [TCA cardio-depressent action] on sodium channels

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4
Q

cp for Arsenic toxicity - 3

A

3 P’s

  1. Painful Polyneuropathy
  2. Pigmentation abnormalities
  3. Pancytopenia

RF: pressure treated wood, pesticides

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5
Q

What are the most serious consequences of methanol intoxication? - 2

A
  1. VISION LOSS
  2. Coma
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6
Q

What is the most reliable sign of opioid intoxication

A

Respiratory Depression

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7
Q

Toxicity of which compound causes Bitter Almond Breath?

A

{CYanide toxicity ➜ [PINK SKIN with Yucky BITTER ALMOND BREATH]}

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