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NBME 21 Answers

nbme21/Block 1/Question#29

A 34-year-old man comes to the physician because of ...

Cluster headache

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submitted by drdre(4),

Page 506 FA 2019 describes headaches.


  • Unilateral
  • 15 mins to 3 hours
  • Periorbital pain with lacrimation and rhinorrhea
  • Tx: Sumatriptan


  • Unilateral
  • 4 to 72 hours
  • Pulsating pain with nausea, photophobia, phonophobia, may have "aura"
  • CN V, meninges or blood vessel irritation
  • Tx: NSAIDS, triptans, dihydroergotamine


  • Bilateral
  • 4 to 6 hours
  • Band-like pain
  • Tx: analgesics, NSAIDS, acetaminophen

drdre  yay formatting fail +  
drdoom  @drdre, next time try hitting enter twice ("start a new paragraph") before beginning a list. +  
temmy  cluster mostly seen in men +