Unit 6 DDT

septicemia

having bacteria or their toxins in the bloodstream; also called blood poisoning

urticaria

severe itching associated with hive'; linked to food allergies, stress, or drug reactions

thrombocytopenia

condition of having too few platelets

tonsillitis

inflammation of the tonsils

carbapenem-resistant Enterobacteriaceae

 infection by a group of bacteria with resistance to antibiotics called carbapenems; occurs in healthcare settings

splenomegaly

an enlarged spleen

iron deficiency anemia

results from an insufficient amount of iron to make hemoglobin for RBCS

thrombus

a hard collection of fibrin, blood cells, and tissue debris that is the result of the blood-clotting process

elephantiasis

inflammation and obstruction of lymph vessels; results in enlarged tissues due to edema

severe combined immunodeficiency syndrome

 genetic disorder: individuals are born without a functioning immune system

hemophilia

 genetic disorder: blood fails to clot due to lack of one clotting factor

allergic asthma

inflammation and narrowing of airways triggered by inhaling allergens

leukemia

cancer of white blood cell-forming portion of red bone marrow; results in large number of abnormal and immature WBCs circulating in bloodstream.

contact dermatitis

skin irritation caused by the skin coming in direct contact with an allergen

acquired immunodeficiency syndrome (AIDS)

defect in cell-mediated immunity; result of final stages of HIV infection

sickle cell anemia

genetic disorder where RBCs take on abnormal sickle shape; become more fragile leading to hemolytic anemia

lymphadenopathy

general term for lymph node disease

allergy

hypersensitivity to a common substance; substance is called an allergen

Hodgkin’s disease (HD)

cancer of the lymphatic cells found in concentration in lymph nodes

thymoma

tumor of the thymus gland

autoimmune disease

disease resulting from immune system attacking its own body; examples include rheumatoid arthritis and systemic lupus erythematosus

thrombocytosis

condition of having too many platelets

anaphylactic shock

life-threatening condition from severe allergic reaction; circulatory and respiratory problems occur

polycythemia vera

condition of having too many RBCs; blood is too thick and flows sluggishly

Kaposi’s sarcoma (KS)

skin cancer seen in AIDS patients; brownish-purple skin lesions that spread to organs

leukocytosis

condition of having too many WBCs

hypochromic anemia

results from insufficient amount of hemoglobin in RBCs; RBCs are unable to transport sufficient oxygen

pernicious anemia (PA)

insufficient absorption of vitamin B12; unable to make enough RBCs

allergic rhinitis

an allergic reaction caused by inhaling an allergen

immunocomprimised

immune system does not function properly; also called immunodeficiency disorder

erythopenia

condition of having too few RBCs

lymphadenitis

inflammation of lymph nodes; commonly called swollen glands

dyscrasia

general term for disease affecting blood

lymphocytic leukemia

type of leukemia in which the abnormal WBCs are lymphocytes

AIDS related complex (ARC)

early stage of AlDS; mild symptoms include weight loss, fatigue, and anorexia

hemolytic reaction

destruction of RBCs when a patient receives an incompatible blood transfusion

pancytopenia

having too few of all blood cells

aplastic anemia

severe anemia: red bone marrow stops making sufficient blood cells; may require bone marrow transplant

hematoma

collection of blood under the skin as a result of blood escaping into tissue from damaged blood vessels

mononucleosis (mono)

acute viral infection with a large number of atypical lymphocytes

human immunodeficiency virus (HIV)

virus that causes AIDS; known as a retrovirus