Gestational Trophoblastic Disease Histology
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Questions and Answers

Which cell type in germ cell tumors is characterized by abundant eosinophilic vacuolated cytoplasm and contains HCG?

  • Cytotrophoblasts
  • Syncytiotrophoblasts (correct)
  • Teratomas
  • Yolk sac tumors
  • In what age group are pure forms of teratomas fairly common?

  • Teenagers
  • Infants and children (correct)
  • Young adults
  • Elderly
  • What does the presence of hemorrhage and necrosis in teratomas usually indicate?

  • Differentiation into yolk sac tumors
  • Admixture with embryonal carcinoma (correct)
  • Admixture with seminomas
  • Germ cell differentiation
  • Which testicular tumor is the most common in infants and children up to 3 years of age?

    <p>Yolk Sac Tumor</p> Signup and view all the answers

    What is a distinguishing feature of Yolk Sac Tumors?

    <p>Presence of Schiller-Duval bodies</p> Signup and view all the answers

    Which type of testicular tumor is characterized by small palpable nodules and is rarely larger than 5 cm in diameter?

    <p>Choriocarcinoma</p> Signup and view all the answers

    Which of the following is a characteristic of classic seminoma cells?

    <p>Large and round to polyhedral shape</p> Signup and view all the answers

    What is a common immunohistochemical marker for seminoma cells?

    <p>OCT4</p> Signup and view all the answers

    Which of the following statements about anaplastic seminoma is true?

    <p>May have greater mitotic activity and tumor giant cells</p> Signup and view all the answers

    What is a common feature of seminomas accompanied by syncytiotrophoblasts?

    <p>Elevated serum human chorionic gonadotropin (HCG) levels</p> Signup and view all the answers

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