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ch40 Lymph Disorders
Mrs. Deneal med surg disorders of lymphatic system
| Question | Answer |
|---|---|
| lymph | watery fluid derived from plasma that exits the walls of the capillaries and enters interstital spaces |
| lymph nodes | contain lymphocytes and macrophages that trap and destroy and remove infectious microorganisms, cellular debris and cancer cells |
| acessory lymphatic structures | tonsils, thymus gland and spleen |
| thoracic duct | collects lymph from all body areas except the fluid that circulate above right diaphram and deposits ihe fluid into the left subclavian vein |
| right lymphatic duct | returns lymph from right side head, neck chest and right arm emptying in right subclavian vein |
| lymphedema | results fromobstructed lymph circulation |
| Lymphedema S&S | affected area swells |
| Lymphedema Tx | elevate part, elastic stocking, massage, move part |
| Lymphangitis | inflammation of lymphatic vessels |
| lymphadenitis | lymphangitis near lymphatics |
| lymphatics | network of lymph vessels |
| lymphangitis cause | infectious agent like strep |
| S&S lymphangitis | red streaks along course of lymph channels, lymph nodes along channels tender enlarged |
| Infectious mononucleosis | viral disease that affects lymphoid tissues and spleen |
| Epstein-Barr Virus | causes mono |
| S&S Epstein Barr | fatigue, fever, sore throat headache cervical lymph node enlargement |
| lymphoma | cancer that affects lymphatic system |
| hodgkin's disease | malignancy that produces enlargement of lymphoid tissue, spleen and liver |
| Hodgkins S&S | early-nonpainful lymph swelling wich eventually starts pressing on adjacent structures ,weight loss fatigue weakness, puritis |
| non-hodgkin's lymphomas | malinant diseas that originate in lymph glnds and other lymph tissues-lymphoid tissue enlarges to accomodate proliferation of malignant cells |
| most common lymphedema | secondary |
| secondary lymphedema developes from | masectomy, radiation treatment of breast cancer, |
| primary lymphedema causes | burns, repeat phlebitis or streptococcal infection |
| Tx lymphangitis or lymphadenitis | broad-spectrum anitbiotics |
| problem with chemo and radiation | no immune system left also push fluids for radiation to facilitate excretion of cells destroyed in therapy |
Created by:
gdemuth
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