Hypothyroidism may be associated with headache.


Relationships between hypothyroidism and headaches:

(1) hypothyroidism-related headache (see below)

(2) worsening of migraine or tension-type headaches


Features of a hypothyroidism-related headache:

(1) objective evidence of hypothyroidism

(2) onset of a headache coincides with (within 2 months after) appearance of signs and symptoms of hypothyroidism

(3) one or more of the following symptoms: bilateral, nonpulsatile, continuous

(4) headache resolves within 2 months after effective therapy of hypothyroidism

(5) exclusion of alternative diagnosis


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