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30 Cards in this Set
- Front
- Back
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Septicemia
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persistent pathogens or their toxins in blood
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Clinical Sepsis
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systemic inflammatory response
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Severe Sepsis
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Sepsis + decreased BP
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Septic Shock
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Sepsis + uncontrollable decreased BP
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Lymphangitis
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Inflamed lymph vessels accompanying septicemia & septic shock
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Endotoxin Shock (Gram- Sepsis)
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*endotoxins cause BP to decrease
*antibiotics can worsen condition by killing bacteria |
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Nosocomial Infection (Gram+ Sepsis)
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*s. aureus
*s. pyogenes *group b streptococcus *enterococcus |
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Endocarditis
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Inflammation of the endocardium
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Acute Bacterial Endocarditis
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S. Aureus from the mouth
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Subacute Bacterial Endocarditis
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Alpha-hemolytic streptococci from mouth
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Pericarditis
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Streptococci
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Rheumatic Fever
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*inflammation of the heart valves
*autoimmune complication of S. pyogenes infections *can cause joint problems by forming nodules (arthritis) |
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Tularemia
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FRANCISELLA TULARENSIS: gram- rod
*zoonosis *transmitted from rabbits & deer by deer flies *bacteria reproduce in phagocytes |
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Anthrax
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BACILLUS ANTHRACIS: gram+, endospore-forming aerobic rod
*found in soil *cattle routinely vaccinated *treated with ciprofloxacin |
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Cutaneous Anthrax
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*endospores enter through minor cut
*20% mortality |
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Gastrointestinal Anthrax
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*ingestion of undercooked, contaminated food
*50% mortality |
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Inhalational (pulmonary) Anthrax
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*inhalation of endospores
*100% mortality |
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Plague
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CAUSATIVE AGENT: Yersinia Pestis , gram- rod
RESERVOIR: rats, prairie dogs, ground squirrels VECTOR: Xenopsylla Cheopis (flea) |
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Bubonic Plague
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Bacterial growth in blood & lymph
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Septicemia Plague
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Septic shock
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Pneumonic Plague
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Bacteria in the lungs
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Lyme Disease
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CAUSATIVE AGENT: Borrelia Burgdorferi
RESERVOIR: deer VECTOR: ticks FIRST SYMPTOM: Bull's eye rash SECOND PHASE: irregular heartbeat, encephalitis THIRD PHASE: arthritis |
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Spotted Fevers (Rocky Mountain Spotted Fever)
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RICKETTSIA RICKETTSII
*measles-like rash, except that the rash also appears on the palms and soles |
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Virus Infections of the Cardiovascular System (3)
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1. Persistent herpesvirus
*human herpes virus 4,5,6,7,8! 2. Viral hemorrhagic fevers *yellow fever, dengue fever, Ebola 3. HIV |
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Mononucleosis (HHV-4)
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*Epstein-Barr virus (HHV-4)
*childhood infections are asymptomatic *transmitted through saliva *characterized by proliferation of monocytes |
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Yellow Fever
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PATHOGEN: arbovirus
RESERVOIR: monkeys TRANSMISSION: Aedes Aegypti |
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Dengue Fever
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PATHOGEN: arbovirus
RESERVOIR: Humans TRANSMISSION: Aedes Aegypti; A. Albopictus |
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Ebola
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PATHOGEN: Filovirus
ENTRY: mucous membranes RESERVOIR: fruit bats TRANSMISSION: contact with blood |
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Argentine & Bolivian Hemorrhagic Fevers
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PATHOGEN: Arenavirus
ENTRY: mucous membranes RESERVOIR: rodents TRANSMISSION: airborne dust |
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Toxoplasmosis
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TAXOPLASMA GONDII
TRANSMISSION: ingesting undercooked meat; contact with cat feces CONGENITAL INFECTION: stillbirth, neurological damage |
