central scotomata, and a variable degree of nystagmus and photophobia. They may be stationary or progressive. The stationary cone dystrophies are better described as cone dysfunction syndromes since a ...

Migraine is a common neurological syndrome that affects approximately 10–20% of the population. The pathophysiology of migraine is unclear. 5-hydroxytriptamine is a key mediator in the ...

Preventive antimigraine therapy (PAM) should probably not be considered until the headache frequency exceeds 1 per week. PAM is associated with significant side effects and often with ...