Lecture 16: Neoplasia and Metastasis Flashcards
1
Q
What is the difference between neoplasia and a tumour?
A
Neoplasia is simply the gaining of new tissue. Tumours are the
2
Q
What is a benign tumour?
A
Slow growing tumours, that retain some differentiation of previous tissue. It is held within a membrane called the capsule. This capsule is laid down by fibroblasts
3
Q
What are the most common locations of tumour metastasis?
What symptoms are present with these metastases?
A
- Lymph nodes, lymphadenopathy (lymph node swelling)
- Lungs, haemoptysis (coughing blood), cough, dyspnoea (shortness of breath)
- Liver, hepatomegaly, nausea, jaundice
- Bone, bone pain, fracture of affected bones
- Brain, headaches, seizures, vertigo
4
Q
What is a sentinel lymph node?
A
The first lymph node that a cancer is most likely to spread to from primary tumour.
5
Q
What is a sentinel lymph node biopsy?
A
6
Q
What is hematogenous spread?
A
