Lymphatic And Immune System Pathology

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lymphadenitis

Back 1

Inflammation of lymph nodes (lymphaden-lymph node, itis-inflammation)

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lymphadenopathy

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Disease process affecting lymph node or nodes (lymphaden/o-lymph node, pathy-disease)

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lyphangioma

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Benign tumor formed by abnormal collection of lymphatic vessels due to congenital malformation of lymphatic system (lymph-lymph, angi-lymph vessel, oma-tumor

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splenomegaly

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Abnormal enlargement of spleen (splen/o-spleen, megaly-enlargement)

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splenorrhagia

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Bleeding from spleen (splen/o-spleen, rrhagia-bleeding)

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lymphedema

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Swelling of tissues due to abnormal accumulation of lymph fluid within tissues that is not able to drain properly (lymph-lymph, edema-swelling)

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secondary lymphedema

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Damage to lymph vessels due to cancer treatment, surgery, trauma, burns

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autoimmune disorders

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Group of diseases that cause immune system to produce antibodies against its own tissues

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Human immunodeficiency virus

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(HIV) Blood borne infection in which virus damages or kills T cells of immune system causing it to fail leaving body at risk for other infections

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opportunistic infection

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Pathogen does not normally produce illness in healthy humans

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acquired immunodeficiency syndrome

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(AIDS) Fatal stage of HIV infection

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Kaposi's disease

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Opportunistic infection associated with HIV

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pathogen

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Microorganism that causes diseases

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bacteria

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One celled microscopic organisms

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bacilli

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Rod shaped spore forming bacteria

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anthrax

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Contagious disease transmitted through live stock

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rickettsia

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Bacteria that lives is lice, fleas, ticks, mites

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spirochetes

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Long, slender spiral shaped bacteria capable of movement

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lyme disease

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Spirochete that affect joints, heart, central nervous system transmitted through tick

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staphylococci

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Bacteria that are in the shape of grapes

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staphylococcus aureus

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Infects wounds can cause food poisoning

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streptococci

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Bacteria that form chain can cause strep throat, meningitis, endocarditis, necrotizing fasciitis

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Methicillin resistant Staphylococcus aureus

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(MRSA) Antibiotic resistant bacteria that causes breaks in skin and allow other bacteria entry to body

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fungus

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Parasitic organism

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candidiasis

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Yeast infection on skin or mucous membranes

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parasite

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Plant or animal that lives on or within another living organism

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malaria

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Parasite that lives is mosquitoes

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toxoplasmosis

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Parasite transmitted from animals to humans which came in contact with contaminated feces

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viruses

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Infectious agent that lives only by invading living cells or organisms

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measles

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Contagious infection caused by respiratory droplets

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mumps

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Viral infection that causes swelling of parotid glands

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rubella

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Viral infection that causes fever, swollen glands, inflamed eyes, rash

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rabies

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Acute viral infection transmitted through bite from infected animals

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cytomegalovirus

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Virus that can cause congenital disabilities (cyt/o-cell, megal/o-large, vir-virus, us-noun ending)

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varicella

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(chickenpox) Caused by herpes virus and highly contagious

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herpes zoster

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(shingles) Acute viral infection which causes inflammation in nerves

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tumor

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(neoplasm neo-new, strange, plasm-formation) Abnormal growth of body tissue

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angiogenesis

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Process in which tumor creates own blood supply (angi/o-vessel, genesis-reproduction)

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cancer

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Group of diseases in which cells divide and invade other tissues

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carcinoma

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Malignant tumor in epithelial tissue

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carcinoma in situ

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Malignant tumor in original position not yet invaded surrounding tissue

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adenocarcinoma

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Group of carcinomas derived from glandular tissue (aden/o-gland, carcin-cancer, oma-tumor)

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sarcoma

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Malignant tumor from connective tissue including hard, soft and liquid (sarc-flesh, oma-tumor)

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lymphoma

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Malignancy of lymphoid tissues (lymph-lymph, oma-tumor)

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Hodgkin's lymphoma

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Presence of large cancerous lymphocytes

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non-Hodgkin's lymphoma

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Term used to describe all other lymphomas

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Breast cancer

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Carcinoma that begins in breast which can spread to lymph nodes and other body sites

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ductal carcinoma in situ

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Earliest stage of breast cancer before breaking through wall of milk duct

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infiltrating ductal carcinoma

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Starts in milk duct breaks through to fatty tissue

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infiltrating lobular carcinoma

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Starts in milk glands breaks through gland invades fatty tissue