2022 SPP Fall Meeting Abstracts

ABSTRACT

The proceedings contain 57 papers. The topics discussed include placental cell-specific extracellular vesicle (EV) changes throughout gestation quantitated by nanoscale flow cytometry;eosinophilic/T-cell chorionic vasculitis a rare but increasingly common placental lesion that does not appear to recur;immunohistochemical interferon gamma expression in chronic Intervillositis of unknown etiology;pathologic lesions attributed to shallow implantation and decidual hypoxia correlate with maternal vascular Malperfusion and related obstetric conditions;comparison of placental pathology reports finalized by generalist pathologists versus perinatal pathology expert a call to action;a revised placental diagnostic template responds to clinicians' need for outcome and recurrence data;increase in pediatric thrombotic amputations during the SARS-CoV-2 pandemic manifestation of macrophage activation syndrome;and effectiveness of sigmoidoscopy in disease surveillance of pediatric patients with ulcerative colitis.