title: Pitfalls of PCR: misdiagnosis of cerebral nocardia infection.
mesh_terms: D001927:Brain Diseases / Q000175:diagnosis* / Q000382:microbiology; D005189:False Positive Reactions; D006801:Humans; D008297:Male; D008875:Middle Aged; D009617:Nocardia Infections / Q000175:diagnosis*; D009616:Nocardia asteroides; D016133:Polymerase Chain Reaction; D016781:Toxoplasmosis, Cerebral / Q000175:diagnosis*