Diagnosis is clinical. There is no blood test or MRI to confirm migraine. The "POUND" mnemonic is useful for differential diagnosis:
The core mechanism involves the trigeminal nerve (CN V). what is episodic migraine
is a primary neurological disorder characterized by recurrent headache attacks that occur on 14 or fewer days per month . While many people use "migraine" as a catch-all term for a bad headache, episodic migraine is a specific medical diagnosis defined by the frequency of these attacks. Defining Episodic vs. Chronic Migraine Diagnosis is clinical