title: Diagnosis in the difficult case.
mesh_terms: D001437:Bacteriuria / Q000175:diagnosis*; D001707:Biopsy, Needle; D004927:Escherichia coli Infections / Q000175:diagnosis; D005921:Glomerulonephritis / Q000175:diagnosis; D006801:Humans; D007668:Kidney / Q000473:pathology; D007740:L Forms / Q000302:isolation & purification; D013290:Streptococcal Infections / Q000175:diagnosis; D014556:Urine / Q000166:cytology