The present case describes the clinical presentation of a 53-year-old female adult patient who attends the emergency service of the Carlos Andrade Marín Hospital, due to the presence of general pallor of two weeks of evolution that is accompanied by fatigue, myalgias and severe headache, without apparent cause ...El presente caso describe la presentación clínica de paciente adulto femenino de 53 años que acude al servicio de emergencias del Hospital Carlos Andrade Marín, por presencia de palidez generalizada de dos semanas de evolución que se acompaña de fatiga, mialgias y cefalea intensa, sin causa aparente...