什么是pounding headache和indolent headache？

A 42-year-old woman presented to the emergency department with a pounding headache on the right side of her head that had been going on for the past 2 hours. She felt nauseous and demanded to lie down in a dark, quiet room. Which of the following medications is indicated at this time?

A. Indomethacin

B. Sumatriptan

C. ********

D. Prednisone

E. Propranolol

10. B. The clinical case is characteristic for a migraine headache. Of the choices, only sumatriptan is indicated in the abortive treatment of migraines. It belongs to a class of medications called the “triptans.” They are serotonin agonists that cause constriction of cranial blood vessels, which inhibits pro-inflammatory neuropeptide release.

还有这个which是修饰agonists 还是 constriction？which从句是非限制性定语从句吧，是不是补充前面那句话？

A 76-year-old man presented with a dull pain on the side of his head for the past 6 months. The pain was fairly constant, but worsened with chewing. His erythrocyte sedimentation was elevated at 112 mm/h. Which of the following is the most likely diagnosis?

A. Tension headache

B. Temporomandibular joint inflammation

C. Giant cell arteritis

D. Trigeminal neuralgia

E. Cluster headache

5. C. The clinical case is characteristic for giant cell arteritis, which is an arteritis that affects the extracranial carotid artery, the superfiial temporal artery, the ophthalmic artery, the posterior ciliary arteries, and the vertebral arteries. It presents in patients over 50 with an indolent headache in the temple. Jaw claudication (pain with chewing) is common. On examination, the temporal artery can be inflmed and tender. According to the American College of Rheumatology, the criteria include the presence of at least three of the following five findings:

• Age over 50 years old

• New onset of headache

• Temporal artery abnormality on physical examination

• Elevated erythrocyte sedimentation rate

• Arterial biopsy demonstrating a necrotizing vasculitis with mononuclear cells and granulomatous inflammation.