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Lymph and immune vocab 2

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Severe Combined Immunodeficiency Disease
(SCID)

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Terms in this set (39)

Severe Combined Immunodeficiency Disease
(SCID)

Present at birth
Deficiency of B and T cells resulting in a lack of immunity Small Thymus

Acquired Immunodeficiency Syndrome
(AIDS)

Group of clinical signs and symptoms associated with suppression of the immune system and marked by opportunistic infections, secondary neoplasms, and neurologic problems.

Human Immunodeficiency Virus (HIV)

The virus that causes AIDS.
Destroys Helper T cells.
Disrupts immune response allowing infections to occur.
May remain asymptomatic for as long as 10 years.
Signs and symptoms are lymphadenopathy, neurologic disease, oral thrush, night sweats, fatigue, and evidence of opportunistic infections.

Opportunistic Infections

Bacterial or Viral infections that occur when the immune system is compromised that would have otherwise been contained by normal defenses

Yeast-like fungus, normally present in the mouth, skin, intestinal tract, and vagina, overgrows, causing infection of the mouth (thrush), respiratory tract, and skin.

Cryptococcal Infection (Crypto)

Yeast-like fungus causes lung, brain, and blood infections.
Pathogen is found in pigeon droppings and nesting places, air, water, and soil.

Cryptosporidiosis

Parasitic infection of the gastrointestinal tract and brain and spinal cord.
Pathogen is a single-cell organism commonly found in farm animals.

Cytomegalovirus infection
(CMV)

Virus causes enteritis and retinitis (inflammation of the retina at the back of the eye).
Found in saliva, semen, cervical secretions, urine, feces, blood, and breast milk, but usually causes disease only when the immune system is compromised.

Viral infection causes small blisters on the skin of the lips or nose or on the genitals.
Can also cause encephalitis.

Histoplasmosis (Histo)

Fungal infection caused by inhalation of
Causes fever, chills, and lung infection.
Pathogen is found in bird and bat droppings.

Mycobacterium avium-intracellulare complex infection (MAI)

Bacterial disease manifesting with fever, malaise, night sweats, anorexia, diarrhea, weight loss, and lung and blood infections.

Pneumocystis
pneumonia (PCP)

Single-celled organism causes lung infection, with fever, cough, and chest pain.
Pathogen is found in air, water, and soil and is carried by animals.

Toxoplasmosis (Toxo)

Parasitic infection involving the central nervous system (CNS) causing fever, chills, visual disturbances, confusion, hemiparesis, and seizures.
Pathogen is acquired by eating uncooked lamb or pork, unpasteurized dairy products, or raw eggs or vegetables.

Tuberculosis (TB)

Bacterial disease caused by involving the lungs, brain and other organs.
Signs and symptoms are fever, cough, weight loss, anorexia and hemoptysis.

Cancer arising from the lining cells of capillaries. Produces dark-purplish skin nodules.