title: Multifocal nummular headache with trophic changes.
authors.affiliation: Headache and Neuroophthalmology Unit, Hospital Clínico Universitario, San Carlos, Madrid, Spain.
authors.forename: Jesús
authors.initials: J
authors.lastname: Porta-Etessam
authors.forename: Teresa
authors.initials: T
authors.lastname: Lapeña
authors.forename: Maria-L
authors.initials: ML
authors.lastname: Cuadrado
authors.forename: Antonio
authors.initials: A
authors.lastname: Guerrero
authors.forename: Beatriz
authors.initials: B
authors.lastname: Parejo
mesh_terms: D000506:Alopecia Areata / Q000150:complications; D005260:Female; D020773:Headache Disorders / Q000473:pathology*; D006801:Humans; D008875:Middle Aged; D009157:Myasthenia Gravis / Q000150:complications; D009460:Neurologic Examination