Brain Tumours and Metastases

Question 1

What are some examples of brain tumours?

Answer 1

Glioblastoma multiforme - MC primary tumour in adults

Meningioma - 2nd MC in adults

Question 2

What is squamous cell carcinoma (SCC)?

Answer 2

A common variant of skin cancer

Question 3

What are the RF for SCC?

Answer 3

• Excessive exposure to sunlight / UVA therapy
• Actinic keratoses
• Immunosuppression e.g. following renal transplant, HIV
• Smoking
• Long-standing leg ulcers (Marjolin’s ulcer)
• Genetic cdtns e.g. xeroderma pigmentosum, oculocutaneous albinism

• Actinic keratoses (also called solar keratoses) are dry, scaly patches of skin that have been damaged by the sun

Question 4

Sx of SCC?

Answer 4

• Typically on sun-exposed sites such as the head and neck or dorsum of the hands and arms
• Rapidly expanding painless, ulcerate nodules
• May have a cauliflower-like appearance
• May be areas of bleeding