Table 1

 Quality assurance and improvement monitors

EM, electron microscopy; FISH, fluorescent in situ hybridisation; IHC, immunohistochemistry.
Pre-analytic
Specimen fixation
Specimen delivery
Specimen identification
Adequacy of clinical history
Accessioning errors
Analytic
Intra-operative
    Frozen section – permanent section concordance
Final diagnosis
    Peer review error rate
Histology and gross room monitors
    Block labelling errors
    Slide labelling errors
    Slide quality
Immunohistochemistry
    Frequency of repeat slides
    Annual inventory of antibodies and frequency of use
    External validation of selected antibodies
Other ancillary study monitors include monitors for FISH, EM, other molecular studies
Post-analytic
Transcription errors
Verification errors
Report delivery errors
Incomplete reports
Diagnostic finding correlation with ancillary studies (IHC, EM, FISH)
Turnaround time (TAT)
Frozen section
Biopsy
Large specimen
Preliminary and final necropsy reports
Clinician satisfaction and/or complaints
Overall satisfaction
Diagnostic accuracy
Frozen section timeliness and accuracy
Report timeliness
Report completeness
Pathologist availability
Recent changes