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: Does transitional cell carcinoma via the papillary pathway develop as a high-grade or low-grade tumor? _____

Answer: Low-grade tumor

Flashcard 1473: What is the mechanism that results in malignancy from the L-MYC oncogene?_____

Answer: amplification

Flashcard 1474: Which carcinogen is associated with both bronchogenic carcinoma and mesothelioma?

Answer: Asbestos

Flashcard 1475: Starry sky appearance on histology, large jaw lesion and swellingAssoc. with EBV_____

Answer: Endemic (african) Burkitt Lymphoma

Flashcard 1476: Is the hereditary form of renal cell carcinoma typically uni- or bilateral? _____

Answer: Bilateral

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

Answer: Craniopharyngioma

Flashcard 1478: _____ leukemia (acute or chronic) is a neoplastic proliferation of mature circulating lymphocytes

Answer: Chronic

Flashcard 1479: What is the etiology of laryngeal papillomatosis?_____

Answer: HPV 6 and 11

Flashcard 1480: Metastatic bone tumors usually result in _____ lesions

Answer: osteolytic (punched-out)