Lymph Node Pathology Flashcards
Lymphatic obstruction
Lymph vessel is obstructed, lymph accumulates distal to the obstruction
Lymphodema leads to
Low grade inflammation and fibrosis of the lymp vessel and further lymphodema
What is seen with lymphadema
Swelling of limbs but also face neck and abdo
Why is cancer in nodes a problem
Because it can spread in the lymphatic system
Minor lymphadenitis which serious infections
Measles, typhoid and cat-stratch fever
Chronic lymphadenitis occurs following
Unresolved acute infections, tuberculosis, syphilis
What is lymphoma
Malignant tumours of lymphoid tissue
What are lymphomas clasified as
Hodgkins or non hodgkins
What happens with hodkins disease
Progressive, painless enlargment of lymph nodes through out the body
Nodes in neck noticed first usually
What is the result of non hodgkins disease
Reduces immunity because lymphocyte function is depressed
Non hodkins lymphomas are classified according to
The type of cell involved and degree of malignancy
2 examples of non hodgkins lymphomas
Multiple myeloma and burkitts lymphoma
Where does non hodgkins lymphomas occur
Any lymphoid tissue and in bone marrow
Most common anomaly of the head and neck
Thryoglossal (duct) cyst
Thryoglossal (duct) cyst is locateed where
Beneath the skin of the anterior midline of the neck
