Pathogen and Diseases

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Bordetella pertussis

Bacteria; Whooping cough

Borrelia burgdorferi

Bacteria; Lyme disease, relapsing fever

Campylobacter jejuni

Bacteria; Dysentery, Campylobacter

Chlamydia trachomatis

Bacteria; Urethritis (nongonococcal), Pelvic inflammatory disease (PID)

Clostridium difficile

Bacteria; Diarrhea, nosocomial

Clostridium perfringens

Bacteria; Gas gangrene, C. perfringens gastroenteritis

Coxiella burnetti

Bacteria; Q Fever

Enterobacter spp.

Bacteria; Nosocomial pneumonia and wound infections

Enterococcus spp. (faecalis, faecium)

Bacteria; Most common cause of surgical wound infections, nosocomial sepsis

Escherichia coli

Bacteria; Gastroenteritis, enterotoxigenic, enteroinvasive, and enterohemorrhagic; Traveler's diarrhea/Montezuma's revenge. Nosocomial pneumonia and wound infections

Haemophilus influenzae

Bacteria; Meningitis, bacteremia, epiglottitis, or pneumonia

Helicobacter pylori

Bacteria; Ulcer (Gastric and duodenal), stomach cancer

Klebsiella pneumoniae

Bacteria; Pneumonia, most common cause of surgical wound infections

Pseudomonas aeruginosa

Bacteria; Nosocomial pneumonia and wound infections, dermatitis, otitis externa, urinary tract infections, burns; can cause septicemia, abscesses, and meningitis

Rickettsia rickettsii

Bacteria; Rocky Mountain spotted fever

Salmonella enterica

Bacteria; Food Poisoning (Salmonellosis)

Shigella sonnei

Bacteria; Dysentery (Shigellosis)

Staphylococcus aureus (coagulase + beta hemolytic)

Bacteria; Most common cause of nosocomial pneumonia, MRSA accounts for 52.3% of S. aureus nosocomial infections. Also causes boils (furuncles), carbuncles (abscesses), acute bacterial endocarditis, folliculitis, food poisoning, impetigo, otitis media, pimples, scalded skin syndrome, sties, and toxic shock syndrome

Staphylococcus epidermidis (coagulase - no beta hemolysis)

Bacteria; Most important cause of nosocomial sepsis. May also cause acute bacterial endocarditis.

Streptococcus pneumoniae

Bacteria; Pneumonia (pneumococcal), Meningitis (pneumococcal), otitis media; Nosocomial pneumonia and wound infections

Streptococcus pyogenes (group A beta-hemolytic streptococci)

Bacteria; Strep throat (may be accompanied by scarlet fever or rheumatic fever), impetigo, otitis media, and erysipelas.)
Also causes pneumonia, bacteremia in association with cutaneous infection, deep soft-tissue infection - cellulitis, myositis, necrotizing fascitis, meningitis, peritonitis, osteomyelitis, septic arthritis, puerperal fever, neonatal sepsis, and nonfocal bacteremia

Treponema pallidum

Bacteria; Syphilis

Vibrio cholerae

Bacteria; Gastroenteritis, Vibrio Non-O:1

Yersinia pestis

Bacteria; Bubonic Plague

Aspergillus flavus

Fungus; Aflatoxin poisoning may contribute to cirrhosis and liver cancer, also may cause serious respiratory infections

Blastomyces dermatidis

Fungus; Blastomycosis - respiratory infection resembles bacterial pneumonia, may spread from lungs, causing severe abscesses

Candida albicans

Fungus; Opportunistic. Usually affects mucous membranes or moist areas of skin. Thrush is infection of oral mucosae. Vaginitis is infection of vaginal mucosae

Coccidiodies immitis

Fungus; Coccidioidomycosis - progressive disease resembles T.B.

Cryptococcus neoformans

Fungus; Cryptococcosis - severe meningitis

Histoplasma capsulatum

Fungus; Histoplasmosis - respiratory, usually subclinical, resembles T.B. if progressive

Ascaris lumbricoides

Helminth; Ascariasis

Echinonococcus granulosus

Helminth; Hydatid disease

Necator americanus

Helminth; Hookworms

Schistosoma sp.

Helminth; Schistomiasis

Taenia saginata (beef)

Helminth; Tapeworm infection

Prion

Prion; Spongiform encephalitis

Cryptosporidium parvum

Protozoa; Dysentery: Cryptosporidiosis

Entamoeba histoltica

Protozoa; Dysentery: Amoebiasis

Giardia intestinalis (lamblia)

Protozoa; Dysentery: Giardiasis

Leshmania sp.

Protozoa; Leshmaniasis

Naegleria fowleri

Protozoa; Meningoencephalitis

Plasmodium sp. (P.falciparum, P. vivax, P. malariae, P. ovale)

Protozoa; Malaria

Toxoplasma gondii

Protozoa; Toxoplasmosis

Trichomonas vaginalis

Protozoa; Trichomoniasis (vaginitis)

Trypanosoma brucei rhodesiense, T.b. gambiense

Protozoa; African trypanosomiasis

Trypanosoma cruzi

Protozoa; Chagas' disease, American trypanosomiasis

Ebola virus (a filovirus)

Virus; Hemorrhagic fever, viral

Epstein-Barr virus (HHV-4)

Virus; Infectious mononucleosis, Burkitt's lymphoma, nasopharyngeal carcinoma

Hepatitis A virus

Virus; Hepatitis, infectious

Hepatitis C virus

Virus; Hepatitis, serum

Herpes simplex 1

Virus; Cold Sores, may cause genital herpes depending on transmission

Influenza virus

Virus; Influenza: Types A, B, and C. Segmented genome allows extensive recombination leading to antigenic changes. Transmitted by inhalation, infects respiratory mucosa, allows secondary bacterial infections to occur after epithelial denudation

Lassa fever virus

Virus; Hemorrhagic fever, viral; Lassa Fever

Marburg virus (a filovirus)

Virus; Hemorrhagic fever, viral

Measles virus

Virus; Red measles (rubeola), Subacute sclerosing panencephalitis

Papillomavirus spp.

Virus; Warts, including genital warts

Rotavirus

Virus; Gastroenteritis

Rubivirus

Virus; Rubella (German Measles), Congenital rubella syndrome

Varicella zoster (HHV-3)

Virus; Chicken Pox (varicella), Shingles (herpes-zoster)

Variola major

Virus; Smallpox, (pox - vesicopustular skin eruptions)

Yellow Fever Virus (Flavivirus, an arbovirus)

Virus; Hemorrhagic fever, viral; Yellow Fever

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