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106 Cards in this Set

  • Front
  • Back

Acne

Etiological Agent: propionibacterium acnes


Signs Symptoms: Skin - Superficial, Rash, many pimples


Treatment: Time, loss of hormone, does not require antibiotic


Transmission: Not communicable


Outcome: Clears up


Other: Anaerobic

Anthrax (cutaneous)

Etiological Agent: Bacillus anthracis


SS: Skin - abrasions of skin, black sores from toxin spreading out


Treatment: Doxycycline, Ciprofloxacin


Transmission: Contact of skin abrasions


Outcome: Not usually life threatening, 20% without treatment


Other: Usually an herbivore disease. Seen on African drums because they are made from hides of animals. Can use chlorine dioxide for building decontamination. Very hard to get rid of all spores. GM+

Anthrax (GI tract)

Etiological Agent: Bacillus anthracis


SS: Skin - abrasions of skin, black sores from toxin spreading out


Treatment: Doxycycline, Ciprofloxacin


Transmission: Ingestion; animal vector


Outcome: Harder to treat, 50% chance of survival.


Other: GM+

Anthrax (Respiratory - Inhaled)

Etiological Agent: Bacillus anthracis


SS: Skin - cold & flu-like symptoms, chills, vomiting, cough, fatigue, etc.


Treatment: Antibiotics: Doxycycline, Ciprofloxacin


Transmission: Airborne; animal vector


Outcome: Usually fatal


Other: Migrates to lymph glands. GM+

Chicken Pox

Etiological Agent: Chicken pox virus, Varacella zoster


SS: itchy rash


Treatment: Comfort regulation


Prevention: Chicken Pox vaccine


Transmission: Skin contact


Outcome: Immunity


Other: Virus stays in body and can reactivate later as Shingles.

Flesh-eating bacteria

Etiological Agent: strep pyogenes, staph-aureus


SS: redness, swelling, pain, skin and tissue starts to die


Treatment: Antibiotics


Transmission: Open wounds exposed to sea water, bruising, insect bite, etc


Outcome: Amputation, death


Other: Can be transmitted to another person if the person exposed has an open wounds, chicken pox, or an impaired immune system.

Gas gangrene

Etiological Agent: Clostridium perfringens


SS: Loss of circulation that spreads. Green then black skin. Gas.


Prevention: Precautions after deep wounds


Treatment: Oxygen chamber has been tried; remove infectious area


Transmission: Deeply broken skin, rabies, animals, food-borne


Outcome: Amputation


Other: Strict anaerobe, produces toxins, Diabetes. Excessive sugar concentration can encourage growth.

Impetigo

Etiological Agent: strep pyogenes, staph-aureus


SS: Red sores, blisters, itchy rash, swollen lymph nodes


Treatment: Antibiotics, antibacterial creams


Transmission: Highly contagious through fomite and contact


Outcome: Recovery. Sometimes infants get another skin disease


Other: One of most common skin infections in children. Thought to be caused by multiple bacteria

Measles

Etiological Agent: Measles virus


SS: Skin - rash, swelling; Koplik spots


Prevention: Vaccine


Treatment: Antibiotics


Transmission: Airborne; highly contagious


Outcome: Lifelong immunity if natural. Not if vaccinated; need a few.


Other: Can lead to serious brain infection (subacute sclerosing pancephalitis) that causes the brain to swell.

Scarlet fever

Etiological Agent: strep pyogenes


SS: Pharyngitis, red rash, fever, nausea, swollen gland, etc.


Prevention: Hygiene, avoid sharing utensils and food


Treatment: Antibiotics


Transmission: Airborne; Respiratory Tract


Outcome: Can cause kidney disease, ear infections, heart infections (rheumatic fever)


Other: Each disease caused by Pharyngitis is a progression of symptoms

Scalded skin syndrome

Etiological Agent: Staph aureus


SS: Blisters, fever, skin may peel away


Prevention: N/A


Treatment: Antibiotics


Transmission: Skin


Outcome: Full recovery


Other: Most common in infants and children under 5

Shingles

Etiological Agent: Varicella zoster virus


SS: Rash, pain; inflammation of nerve cells


Prevention: Vaccine


Treatment: Main meds,


Transmission: Not transmissible as Shingles, but can transfer chicken pox to someone who hasn't had it


Outcome: Recovery


Other: More common in people 60+ b/c immune sys is starting to deteriorate

Tinea (Ringworm)

Etiological Agent: Trichophyton, Microsporin


SS: Topical (skin) - burning, itching sensations


Prevention: Stay dry


Treatment: Antibiotic


Transmission: High moisture content. Abrasions make it easier.


Outcome: Full recovery; usually easy to get rid of.


Other: Fungal disease; can grow anywhere. Has many names such as Capsis (scalp), and Pedis (foot).

Warts

Etiological Agent: Papilloma virus


SS: Benign warts


Prevention: N/A


Treatment: Removal, occlusion


Transmission: N/A


Outcome: Not all need to be treated and not all is successful


Other:

Tinea pedis (Athlete's Foot)

Etiological Agent: Trichophyton, Microsporin


SS: On foot - burning, itching sensations, blisters


Prevention: Stay dry


Treatment: Antibiotics - Miconazole


Transmission: High moisture content. Abrasions make it easier.


Outcome: Harder to treat than other Tinea types, but not impossible.


Other: Fungal disease

Conjunctivitis (Pinkeye)

Etiological Agent: Adenoviruses, Staph aureus, Strep pneumoniae


SS: Eye - Redness, increased tearing, yellow discharge, itchiness, etc


Prevention: Hygiene


Treatment: Depends on cause


Transmission: Through tears getting onto skin and surfaces. High infectious dose (ID) is needed.


Outcome: Recovery


Other: Can be causes by irritants and allergies

Trachoma - Eye Infection

Etiological Agent: Chlamydia trachomatis


SS: Eye -


Prevention: Safe sex on the mother's part


Treatment: Antibiotic


Transmission: Infects infants born vaginally to infected mothers


Outcome: Blindness if not treated quickly.


Other:

Meningitis

Etiological Agent: Neisseria Meningitidis, Listeria Monocytogenes, Cryptococcus neoformans (yeast), Coccidioides immitis (fungus), Haemophilus influenzae, Streptococcus pneumoniae


SS: Swelling of meninges, stiff neck, fever, nausea, vomitting, confusion


Prevention: Reduce germ exposure.


Treatment: Antibiotic therapy


Transmission: Inhalation, usually. Cheese.


Outcome: 10-14% mortality rate


Other: Low to no sugar levels in spinal fluid can indicate infection. NS

Encephalitis

Brain infection.


Acute inflammation of the brain.


SS: Headache, fever, confusion, drowsiness, fatigue.


Causes: Viral, Bacterial, parasites, and protozoa


Nervous system

African Sleeping Sickness

Etiological Agent: Trypanosoma protozoa


SS: Slurred speech, local paralysis


Prevention:


Treatment: Antimicrobials


Transmission: Tsetse fly


Outcome:


Other: Not a common insect outside of Africa. NS

Botulism (Adult)

Etiological Agent: Clostridium Botulinum


SS: Flaccid paralysis


Prevention: Don't eat infected food


Treatment: Antitoxin


Transmission: Food-borne; must ingest formed toxin


Outcome: 5-10% mortality rate


Other: Spores won't germinate in GI or Stomach b/c of acidity. NS

Botulism (Infant)

Etiological Agent: Clostridium Botulinum


SS: Paralysis


Treatment: N/A


Transmission: Ingestion of spores


Outcome: Death if not treated quickly


Other: Honey is not safe for children under a year old b/c of spores. NS

Botulism (Wound)

Etiological Agent: Clostridium Botulinum


SS: Paralysis


Prevention: None


Treatment: Antitoxin


Transmission: Spores in deep wound.


Outcome: 10% mortality rate


Other: Anaerobic. NS


Bovine Spongioform Encephalitis (BSE)

Cow disease that is transmissible to humans through infected meat. May take a few years to show signs/symptoms. NS

Prion

Protein that causes problems with the creation of the body's protein.

Creutzfieldt Jacobs Disease (CJD)

Etiological Agent: Prion


SS: failing memory, behavioral changes, lack of coordination


Outcome: Death in 90% of cases


Nervous system

Polio (infantile paralysis)

Etiological Agent: Enterovirus (bacteria)


SS: Paralysis, blocks neuromuscular signals


Prevention: Vaccine


Treatment: Vaccine


Transmission: Water-borne


Outcome: Lungs can eventually stop and host suffocates


Other: GI tract; got close to eradicating it, but some areas refuse to use vaccines

Rabies

Etiological Agent: Rabies Virus


SS: Slow paralysis of CNS, fear of water (hydrophobia), madness


Treatment: Vaccine within days of the bite


Transmission: Bite from vector


Outcome: Madness then death; Fatal without vaccine in time


Other: 55,000 human fatalities/yr. Raccoons, foxes, bats spread it in US

Scrapie

Etiological Agent: Prion


SS: Wasting, degeneration


Treatment: None


Transmission: Unknown; perhaps urine


Outcome: Death for animal


Other: Spongiform encephalopathy. Sheep and goats. Related to BSE

Tetanus "Lock-Jaw"

Etiological Agent: Clostridium tetani


SS: spastic paralysis, locking of the back and jaw


Prevention: Vaccine


Transmission: Skin puncture (dirt)


Outcome: Eventually death without treatment


Other: Toxins cause paralysis

Toxoplasma Gondia

Etiological Agent: Parasitic protozoa


Transmission: All warm-blooded animals


West Nile Fever

Etiological Agent: West Nile Virus


Transmission: Mosquito


Reservoir: Birds


NS

Strep Pyogenes

Pharyngitis


Rheumatic Fever


Scarlet Fever


Impetigo


Necrotizing Fasciitis


Western Equine Encephalitis

Horse Virus


Transmission: Bite from vector


Treatment: None


Birds are carriers


NS

Acute Endocarditis

Etiologic Agents: Staph aureus, Strep, Neisseria gonohoreae


Outcome: Heart failure


Heart infection; bacterial growth on heart valves



Bacteremia

Presence of bacteria in the blood.


Blood is normally sterile.


Treatment: Antibiotics


Transient bacteremia occurs during teeth brushing.



Bubonic Plague - Black Death

Etiological Agent: Yersinia Pestis


SS: Swelling of lymph nodes (buboe). Blackened skin


Treatment: Antibiotics


Transmission: Flea bites that have been on infected rats. Can become airborne.


Outcome: Treatable


Other: Rats are reservoirs, fleas are vectors. Respiratory tract. GM-

Ebola Fever

Etiological Agent: Ebola Virus


SS: Hemmhoraging in GI tract, high fever


Treatment: None, support therapy


Transmission: Fruit bats, primates.


Outcome: High mortality rate


Other: Newer strain. Replicates longer in humans than the previous version

Hemmhoratic Ebola

Etiological Agent: Ebola Virus


SS: Fever, external bleeding


Treatment: None; support therapy


Transmission: Fruit bats, primates


Outcome: High morality rate


Other: Not originally well-suited for humans

Lyme's Disease

Etiological Agent: Borrelia burgdorferi bacteria


SS: Inflammation of joints, bull's eye rash around bite


Treatment: Antibiotic


Transmission: Tick bites that were on deer or mice


Outcome: Need prompt treatment; may not recover fully


Other: Spirochaete

Fomite

Inanimate objects

Spirochaete

Bacteria with long corkscrew-shaped cells.


Have flagella


Anaerobic



Ex. Lyme's Disease, Syphilis, Leptospirosis

Fastidious

Has a high or complex nutrient requirement for growth.

Mononucleosis, Infectious

Etiological Agent: Epstein Barr Virus


SS: Tiredness, lethargy, low fever


Treatment: None; support therapy


Transmission: Saliva


Outcome: Recovery


Other: Need lots of rest. Gets into blood cells called Monocytes

Pneumonic Plague

Etiological Agent: Yersinia Pestis


SS: Respiratory tract issues


Treatment:


Transmission: Airborne version


Outcome:


Other: Type of Septicemia

Septicemia "Sepsis"

Whole-body inflammation caused by infection.


Bacteria growing in circulatory system/bloodstream.

Subacute Endocarditis

Etiologic Agent: Streptococci


Treatment: Penicillin


Transmission: Oral cavity bacteria driven into circulatory system


Outcome: Damaged heart

Diseases caused by Aedes mosquitoes

Chikungunya


Dengue


Yellow Fever

Diseases caused by Anopholes Mosquitoes, females

Malaria

Malaria

Etiologic Agent: 4 kinds of Plasmodium parasite.


Plasmodium vivax is most serious


Transmission: Female anopholes mosquitoes or contaminated blood transfusion (bloodborne)


Other: Replicates in red blood cells then in liver, then back.


Rocky Mtn Spotted Fever

Rickettsia Rickettsii bacteria


Ticks


Grows in cells, but won't grown on petri dish

Yellow Fever

Yellow Fever Virus


Treatment: 17D Yellow Fever Vaccine


Transmission: Aedes mosquito

Whooping Cough - Pertussis

Bordetella Pertussis bacteria


Vaccine


Anaerobic

Common Cold

Rhinovirus, coronavirus


Lower Respiratory tract


No cure


Airborne; eye is most common portal


Many, many strains

Diphtheria

Corynebacterium diphtheriae bacteria


Vaccine


Cytotoxin is produced


Bacteria stick together as snapping divisions.


Virus that infects the bacteria actually makes the toxin.



Otitis Media (Ear Infection)

Strep pneumoniae, Haemophilus influenzae type B - bacteria


SS: Fever, sore throat


Airborne

Flu

influenza viruses


LRT


Treatment: Tamiflu

Histoplasmosis

Histoplasma capsulatum fungus


Transmission: Inhalation, found in soil near unoccupied bird roosts


Found in Ohio Valley.

Hantavirus Pulmonary Syndrome

Hantavirus


Severe acute respiratory disease

Legionere's DIsease

Legionella pneumophila bacteria


Treatment: Erythromycin


Transmission: Water mist inhalation


Outcome: Many die


Other: Penicillin is not effective



Pneumonia

Strep pneumoniae (cell wall), Mycoplasma pneumoniae (no cell wall)



SS: Fever, LRT



Many people die from this


Pontiac Fever

Legionella pneumophila bacteria


SS: Mild URT infection, sore throat



Transmission: Water mist (aerosol)



Discovered in Pontiac, MI

Tuberculosis (TB)

Mycobacterium tuberculosis



Are becoming more resistant


Multiple antibacteria at once


Airborne



Can wall off in calcified areas to become active again later

Tuberculosis of Cattle

Mycobacterium bovis



Transmission: Unpasteurized milk

Bacillus cereus

GI Tract bacteria


SS: Diarrhea, vomiting


Transmission: Soil on vegetables

Campylobacter

GI Tract bacteria


SS: Watery stool


Most common cause of diarrhea in the US



Associated with Guillain-Barre syndrome

Cholera


Vibrio cholerae bacteria


SS: Diarrhea, severe fluid loss


Transmission: Ocean/estuary waters, crustaceans, oysters


Outcome: Death if not treated properly


Other: Not heat tolerant

Clostridium perfringens

Diarrhea, vomitting


Food-borne


Not life-threatening


Self-limiting

E. coli Outbreak

E. coli O157:H7


SS: GI issues, kidney failure


Transmission: Undercooked ground beef


Outcome: Children can die from it


Associated with cattle

Hepatitis

Virus


Liver infection


Can be life threatening

Hepatitis A

RNA virus


Vaccine


Transmission: fecal-oral, water, oysters, & crustaceans



Associated with travel

Hepatitis C

RNA virus


Bloodborne

Norovirus

Viral


SS: Diarrhea, vomiting


Transmission: Fecal-oral


Other: Most common foodborne disease on earth

Rotovirus

Viral


SS: Diarrhea in children


Outcome: Life-threatening to children between 6-24 months

Salmonellosis

Salmonella bacteria


SS: GI distress, diarrhea, cramps, vomiting


Treat with rest


Not life-threatening



Often foodborne due to undercooked poultry


Shigella - bacterial dysentery

E. Coli strain


SS: Blood in stool, diarrhea, vomiting


Transmission: Fecal-oral



Heat-stable toxin.

Staph Infection

Staph aureus bacteria


SS: Severe diarrhea and vomiting


Transmission: Food containing toxin; hands



Other: Food-poisoning by toxin in food. Heat-stable toxin.

Typhoid Fever

Typhi bacteria


SS: Septicemia


Treatment: Antimicrobial or antibacterial, antibiotics


Transmission: Poor hygiene and sanitation


Outcome: Can be life-threatening

Giardiasis

Giardia protozoa


SS: Long-standing diarrheas, abdominal pain, gas


Treatment: Flagyl/metronidazole



Transmission: Fresh water

Cryptosporidium

Cryptosporidium protozoa


SS: watery diarrhea


Treatment: Flagyl/metronidazole


Prevention: Chlorination


Transmission: Fresh water


Outcome: Self-limiting; recovery


Other: Can sometimes last a year or more

Cyclosporiasis

Cyclospora/Bacterim Protozoan


SS: Diarrhea


Treatment: Trimethopin sulfomethoxazole


Transmission: Fecal contamination of fresh produce



Mumps

Mumps virus


SS: Swelling of salivary glands, pain and swelling of groin


Treatment: MMR Vaccine (Measles, Mumps, Rubella)


Transmission: Aerosol


Other: Does not cause male sterility

Helicobacter pylori

Bacteria


SS: Stomach infection, ulcer


Treatment: Antibiotics


Outcome: Can eat through stomach


Other; Produces Ammonia to counteract stomach acids; detected through breathalyzer test

Dental Caries

Lactobacillus, Strep


SS: Plaque, tarter, discoloration, etc


Treatment/Prevention: Fluoridation of water, brush teeth, etc


Outcome: Tooth erosion


Anaerobic

Pariodontal Disease

Advanced caries


Tooth falls out


Oxygen-tolerant

Antibiotic Associated Colitis,


Pseudo-Membranous Colitis

Clostridium difficile bacteria


SS: Severe diarrhea


Treatment: Flagyl/metronidazole


Transmission: Excessive antibiotic intake that suppresses the immune system

Vaginitis (Yeast Infection)

Candida albicans fungus


SS: Inflammation, itching


Treatment: Mystatin, Azoles


Other: Most common vaginal infectious agent

Trichomoniasis

Trichomonas vaginalis protozoa


SS: Greenish discharge, inflammation


Treatment: Flagyl/metronidazole


Bacterial Vaginosis (BV)

Diverse/Mixed Bacteria


SS: Infection without inflammation, off-white discharge


Cause: Imbalance of normal microbiota


Treatment: Flagyl/metronidazole

Gonorrhoeae

Neisseria gonorrhoeae bacteria


SS: Women are usually asymptomatic; Men have painful discharge


Treatment: Doxycycline




STD

Chlamydia

Chlamydia Trachomatis bacteria


SS: No inflammation. Usually asymptomatic


Treatment: Doxycycline


Outcome: Sterility, infertility if not treated; can lead to PID



STD

Pelvic inflammatory Disease (PID)

Untreated Gonorrhoeae or Chlamydia infection




Outcome: Sterility, infertility



STD


Syphillis

Treponema pallidum syphillis bacteria


SS: 3 stages which include lesions, rash, and infection of the brain or heart


Treatment: Penicilin


Outcome: Death without treatment


Other: Needs moist surface; fastidious; hard to grown in lab - Spirochaete


STD

Genital Warts

Human Papilloma Virus


HPV Vaccine


Can cause cancer

Herpes genitalis

Herpes simplex virus


SS: Ulcers on genitals


Treatment: Acyclovir during active period can shorten outbreaks



STD


Leptospirosis

Leptospira bacteria - spirochaete


Transmission: Animals urinating into water supply



Other: Affects kidneys, liver, brain, and eyes

UTI

E. Coli bacteria, can be caused by viruses or fungi in rare cases


Common in women


Treated with antibiotics


SS: Pain, inflammation


Other: Has a different name depending on what is infected

Cystitis

Bladder UTI

Pyelonephritis

Kidney UTI

Urethritis

Urethra UTI

Yellow Fever vector?

Mosquito

Miconazole

Antifungal agent



Affective against Tinea Pedis

Bullseye Rash

Lyme's Disease

Female anopholes mosquito

Malaria

Hepatitis B

DNA virus


Bloodborne

Haemophilus unfluenza

DOES NOT cause the flu.