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- Pathology Case Challenge
This program offers at least two challenging cases each month from the CAP Performance Improvement Program in Surgical Pathology. For each case, you will use a virtual microscope whole slide image of a surgical specimen to diagnose diseases.
You will be presented with information on each case including: specimen source, clinical history, laboratory findings, and a representative whole slide image of the surgical specimen. After you complete each case, you will receive a case summary with three multiple-choice questions that relate to the case.
Please note: DigitalScope® is supported with Microsoft Internet Explorer 11.0 (limited support for IE 9 and 10) or later, or FireFox 4.0 or later, or Safari 3 or the latest Google Chrome version.
Placenta
A 30-year-old G1P0 woman with limited prenatal care presents with vaginal bleeding at 15 weeks’ gestation. There is no evidence of fetal development on ultrasound. Serum human chorionic gonadotropin (hCG) is markedly elevated. Dilation and curettage is performed, and gross examination shows a bulky specimen with diffuse hydropic change. No normal placental components or fetal parts are identified. By immunohistochemistry, there is absent nuclear staining for p57 in cytotrophoblasts and villous stromal cells.
Previous Case Challenges
View a list of previous cases using the virtual microscope to examine various surgical specimens and diagnose diseases.