Triads, pentads and classic presentations (part 2)

Medicine loves its triads, pentads and classic presentations. Here is the second of a series of posts that will allow you to find them in one place for easy studying. (Click here for the part 1)

  • Horner’s syndrome (think “PAM” Horner): (1) ptosis, (2) anhydrosis, (3) miosis.
  • Renal cell carcinoma triad:  (1) hematuria, (2) flank pain, (3) abdominal mass
      • Note this triad only appears 10% of the time
  • Charcot’s triad for ascending cholangitis: (1) fever (2) RUQ pain (3) Jaundice
  • Reynaud’s pentad for ascending cholangitis: Charcot’s triad + hypotension and mental status changes

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Triads, pentads and classic presentations (part 1)

Ever notice that medicine loves its triads, pentads and classic presentations? Well, here is the first of a series of posts that will allow you to find them in one place for easy studying.

  • Beck’s triad of the heart for tamponade: (1) Hypotension, (2) Distended neck veins, (3) distant heart sounds.

*Not to be confused with Beck’s cognitive triad for depression.

  • Virchow’s triad for thrombosis: (1) Stasis, (2) Hypercoagulability, (3) Vessel wall injury.
  • The asthma triad: (1) Airway inflammation, (2) Hyperreactive airways, (3) Reversible airflow obstruction.

 

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Thanks for reading! 3x

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Click here to share a mnemonic for a future edition of The Weekly Mnemonic.

Toxidrome (part 2)

Organophosphate poisoning inhibits the enzyme acetylcholinesterase and therefore induces a cholinergic state. You might find your patient with “SLUDGE and killer Bs”

S = Salivation
L = Lacrimation
U = Urination
D = Diarrhea
G = GI distress
E = Emesis

Killer Bs: Bronchospasm, Bronchorrhea, Bradycardia.

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Thanks for reading!

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