CNS Tumours — Topic Test
20 questions · exam mode (answers revealed at the end). 18 min suggested.
A 70-year-old patient presented with cough, fatigue, and weight loss. He was diagnosed with squamous cell carcinoma (SCC) on bronchoscopy. The resected specimen had a hilar lymph node that was 1cm in size and showed a black pigment. What is the black pigment likely to be?
AAnthracotic pigment
BMelanin
CLipochrome
DHemosiderin