Neoplasia — Flashcards

Flashcard 1471: What is the most common primary benign CNS tumor in adults? _____

Answer: Meningioma

Extra: Meningioma is the most common primary brain tumor in adults and is typically benign. Note: - Most common brain tumor overall: Metastasis - Most common primary malignant brain tumor in adults: Glioblastoma multiforme (a Grade IV Astrocytoma) - Most common primary brain tumor in children: Pilocytic astrocytoma (benign) or Medulloblastoma (malignant) depending on the specific question.

Flashcard 1472: What type of breast cancer may present with signet ring cells?_____

Answer: Lobular carcinoma (both in situ and invasive)

Flashcard 1473: Mutations in which tumor suppressor protein can lead to Neurofibromatosis I?_____

Answer: Neurofibromin

Flashcard 1474: What cell type is characteristic of a rhabdomyosarcoma?_____

Answer: Rhabdomyoblast

Flashcard 1475: EBV is associated with Post-transplant _____

Answer: Lymphoproliferative Disorder

Flashcard 1476: Multiple myeloma is associated with _____ of RBCs on blood smear

Answer: Rouleaux formation

Flashcard 1477: Which CNS tumor is characterized by cholesterol crystals found in 'motor-oil'-like fluid within the tumor?_____

Answer: Craniopharyngioma

Flashcard 1478: The aggregates of neoplastic cells in the epidermis seen with mycosis fungoides are called _____

Answer: Pautrier microabscesses

Flashcard 1479: A higher score using the Gleason grading system (for prostatic adenocarcinoma) is associated with a _____ prognosis

Answer: worse

Flashcard 1480: The most common type of metastases to the bone from the kidney are _____

Answer: lytic (lesion type)