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We herein report a 47-year-old woman who developed migraine-like headache with aura and subsequent multiple cerebral infarcts, likely due to severe iron deficiency anemia (IDA) from menorrhagia. The progression from IDA to ischemic stroke involves several pathophysiological mechanisms, including reduction of erythrocyte deformability, reactive thrombocytosis, and anemic hypoxia. We speculate that a microembolus first caused cortical spreading depression without infarcts and that a larger thromboembolus then caused multiple infarcts. This case highlights the transition from migraine-like headache to ischemic stroke. New-onset migraine-like headache is a warning of impending ischemic stroke, and IDA may be a potential underlying cause.
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http://dx.doi.org/10.2169/internalmedicine.3842-24 | DOI Listing |
J Neuroimmunol
July 2025
Marian University Wood College of Osteopathic Medicine, Indianapolis, IN, USA; Indiana Biosciences Research Institute, Indianapolis, IN, USA. Electronic address:
Susac's Syndrome (SuS) is a rare, immune-mediated disorder characterized by encephalopathy, branch retinal artery occlusions (BRAO), and sensorineural hearing loss, with an estimated 450 diagnosed cases worldwide. Disease presentation varies in symptoms and duration, including vertigo, hearing loss, visual disturbances, migraine-like headaches, and central nervous system dysfunction. The current classification of SuS remains unclear due to a lack of pathophysiology and many hypotheses have been suggested, such as genetic predisposition and/or previous immune challenge causing SuS as a secondary disease.
View Article and Find Full Text PDFFront Neurol
July 2025
Integrative Multiomics Laboratory, Department of Biotechnology, School of Bio Sciences and Technology, Vellore Institute of Technology, Vellore, India.
Migraine is a primary headache disorder characterized by unilateral pain usually with aura, that affects approximately one in six individuals in India. The underlying biomechanical processes of migraine are still poorly understood, and new research is constantly being published. One of the major factors in migraine pathogenesis is the dysfunction of ion channels in the trigeminal nuclei and sensory cortices.
View Article and Find Full Text PDFHeadache
August 2025
Department of Neurosurgery, Fondazione Policlinico Universitario Agostino Gemelli IRCCS, Università Cattolica del Sacro Cuore, Rome, Italy.
Objective: This study aimed to systematically review the literature on soluble biomarkers in adults with idiopathic intracranial hypertension (IIH).
Background: Idiopathic intracranial hypertension is a multifactorial disorder marked by elevated intracranial pressure without a clear cause. Although it primarily affects overweight women of reproductive age, its pathogenesis remains incompletely understood.
Pain
July 2025
Department of Anesthesia, Critical Care, and Pain Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, MA, United States.
Cortical astrocytes were implicated in migraine attacks involving cortical spreading depolarizations and related aura symptoms. However, whether the activation of cortical astrocytes is sufficient to generate migraine headaches is unknown. We investigated the role of cortical astrocytes in migraine pain triggering using a DREADD-based chemogenetic approach to activate visual cortex astrocytes, assessing its effect on the responses of meningeal nociceptors, the development of migraine-like behaviors, and their dependence on peripheral CGRP signaling.
View Article and Find Full Text PDFHeadache
July 2025
Université Clermont Auvergne, Centre Hospitalier Universitaire (CHU) Clermont-Ferrand, Institut National de la Santé et de la Recherche Médicale (INSERM), Neuro-Dol, Clermont-Ferrand, France.
Objectives/background: Our aim was to compare the temporal dynamics of light and cephalic mechanical sensitivities in male and female mice as they relate to migraine chronicization. Cutaneous and light hypersensitivities are among the most common features of migraine, with greater severity observed in females. In 3% of patients, episodic migraine progresses to a chronic form, and sensory hypersensitivity becomes persistent.
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