The majority of available experimental evidence suggests a more potent hypoglycemic effect of pulsatile insulin in comparison to continuous insulin infusion.
Research suggests that the same vascular mechanism and nerve implicated in brain freeze cause the aura (sensory disturbance) and pulsatile (throbbing pain) phases of migraines.
Often patients with pulsatile tumors will report other coexistent sounds, distinct from the pulsatile noise, that will persist even after their tumor has been removed.
However, pulsatile tinnitus can be a symptom of intracranial vascular abnormalities, and should be evaluated for bruits by a medical professional with auscultation over the neck, eyes, and ears.
