Acute bacterial sinusitis in children is diagnosed on the basis of the history, with the use of the criteria. Imaging studies (plain-film radiography, computed tomography [CT], magnetic resonance imaging [MRI], and ultrasonography) show signs of sinus inflammation but are not recommended in patients with uncomplicated infection, given the low specificity of these studies.
Bacterial
Amsel’s Diagnostic Criteria for Bacterial Vaginosis
Three of four criteria must be met; establishes accurate diagnosis of bacterial vaginosis in 90 percent of affected women.
Rochester Criteria for Identifying Febrile Infants at Low Risk for Serious Bacterial Infection
The Rochester criteria were developed to identify febrile infants aged 60 days or younger at low-risk of bacterial infection and do not include cerebrospinal fluid (CSF) testing.
Diagnosis of Spontaneous Bacterial Peritonitis (SBP)
Spontaneous bacterial peritonitis (SBP) is a frequent complication in cirrhotic patients with ascites. Diagnosis of SBP is established by a polymorphonuclear cell count in ascitic fluid > or =250 cells/mm(3).