The aim of this study to evaluate pre-injection patient-related factors that may influence treatment response in patients with medication-overuse headache who underwent ultrasound-guided greater occipital nerve block.
Who can participate
Age range18 Years – 65 Years
SexALL
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Inclusion Criteria:
* Age between 18 and 65 years
* Diagnosis of medication-overuse headache according to the International Classification of Headache Disorders, 3rd edition (ICHD-3)
* Diagnosis of medication-overuse headache associated with the use of triptans or nonsteroidal anti-inflammatory drugs
* Previous diagnosis of chronic migraine or chronic tension-type headache according to the ICHD-3 criteria
Exclusion Criteria:
* History of severe head or neck trauma or previous neurosurgical intervention
* Presence of a severe psychiatric disorder (e.g., severe depression, schizophrenia)
* History of infectious disease, chronic inflammatory disease, or malignancy
* Previous diagnosis of secondary headache
* History of substance abuse
* Pregnancy or breastfeeding
* History of an additional neurological disorder (e.g., cerebrovascular disease, multiple sclerosis)
* Difficulty with cooperation
* Presence of a concomitant systemic disease that may affect quality of life (e.g., congestive heart failure, chronic kidney disease, chronic liver disease, pulmonary disease, uncontrolled diabetes, or peripheral vascular disease)