Cases with immediate clinical consequences Leukocytoclastic vasculitis Uterine contents without villi or trophoblast Fat in an endometrial curettage specimen Fat in colonic endoscopic polypectomy specimens
Unexpected or discrepant findings Unexpected or discrepant findings Significant disagreement between frozen section and final diagnoses Significant disagreement between immediate interpretation and final FNA diagnosis Unexpected malignancy Significant disagreement and/or change between diagnoses of primary pathologist and outside pathologist consultation (at the original or consulting institution)
Infections Bacteria or fungi in cerebrospinal fluid cytology in immunocompromised or immunocompetent patients Pneumocystis organisms, fungi, or viral cytopathic changes in bronchoalveolar lavage, bronchial washing, or brushing cytology specimens in immunocompromised or immunocompetent patients Acid-fast bacilli in immunocompromised or immunocompetent patients Fungi in FNA specimen of immunocompromised patients Bacteria in heart valve or bone marrow Herpes in Papanicolaou smears of near-term pregnant patients Any invasive organism in surgical pathology specimens of immunocompromised patients