Neuroborreliosis, also known as Lyme disease, is an infectious disease caused by the bacterium Borrelia burgdorferi, which can be transmitted to humans via tick bites. The document discusses the epidemiology, symptoms, complications, diagnosis, and treatment of neuroborreliosis. Symptoms may include flu-like symptoms, rashes, joint pain, and neurological problems. Diagnosis involves testing for antibodies in blood and spinal fluid. Treatment consists of antibiotics like doxycycline or amoxicillin. Prevention involves avoiding tick bites by using repellent and checking for ticks after being outdoors.