Photophobia and Visual Triggers in Vestibular Migraine.

Introduction: Vestibular migraine (VM) is a prevalent vestibular disorder characterized by episodic vertigo. However, the relationship between photophobia and visual triggers in VM remains unexplored. We investigated the correlation of photophobia during the VM attack with interictal photosensitivity and visually triggering dizziness in patients with VM.

Positive Relationship Between Paroxysmal Vertigo and Right-to-Left Shunt: A Large Observational Study.

Background: The association between paroxysmal vertigo and right-to-left shunt (RLS) is rarely reported. This study investigates the prevalence and correlation of RLS in patients with different paroxysmal vertigo diseases.

Methods: Patients with paroxysmal vertigo from seven hospitals in China were included in this observational study between 2017 and 2021.