😲Lymphatic structures and disorders

Spleen

organ in the upper left abdomen that filters blood — removes old or damaged red blood cells and helps fight germs

Thymus gland

organ behind the breastbone where T cells mature — most active during childhood

Adenoids

lymphoid tissue behind the nose in the nasopharynx — enlargement can cause congestion and snoring

Edema

swelling caused by extra fluid collecting in tissues

Lymphedema

swelling caused by impaired lymph drainage — often affects an arm or leg

Lymphadenitis

inflammation of lymph nodes — described as swollen glands in your assignment

Lymphadenopathy

disease or abnormal enlargement of lymph nodes

Splenomegaly

enlargement of the spleen

Mononucleosis

viral infection associated with fatigue and sore throat and swollen lymph nodes — may produce atypical lymphocytes

Sarcoidosis

inflammatory disease causing clumps of immune cells in organs — may lead to scarring described as fibrous lesions in your course

Rheumatoid arthritis

autoimmune disease causing joint inflammation

Graft versus host disease

donor immune cells attack the recipient's tissues after a transplant — abbreviated GVHD

Severe combined immunodeficiency

inherited condition causing severely impaired immune defenses from birth — abbreviated SCID