title: Infected renal mass successfully treated by ultrasound-guided needle aspiration.
mesh_terms: D004322:Drainage; D004927:Escherichia coli Infections / Q000628:therapy*; D005260:Female; D006801:Humans; D052177:Kidney Diseases, Cystic / Q000628:therapy*; D008875:Middle Aged; D014463:Ultrasonography