Lymphoid: Diseases

Question: Grafted tissues and organs are often ‘rejected’ by the recipient. Which cells are responsible for this and how may the problem be minimised?

Question: Why, when treating certain malignant tumours, is it important to be aware of the lymphatic drainage of the affected organ?

Question: The infection of a cut on the thumb, for example, may lead to the appearance of red streaks on the anterior aspect of the forearm. How would you explain this?