Gastrointestinal and Genitourinary Microbes PDF

Gastrointestinal and Genitourinary Microbes Organism Type of Organism Characteristics of organism Diseased Caused Sign and symptoms Hallmark of disease (if Remarks...

Gastrointestinal and Genitourinary Microbes Organism Type of Organism Characteristics of organism Diseased Caused Sign and symptoms Hallmark of disease (if Remarks any) Streptococcus Bacteria Gram-positive, facultative Dental caries Tooth pain, cavities, visible Bio lm formation on Produces acid from carbohydrate mutant anaerobe, cocci-shaped holes, sensitivity tooth enamel fermentation Helicobacter pylori Bacteria Gram-negative, spiral-shaped, Petic ulcers, gastritis, gastric Abdominal pain, nausea, Urease production to Strong associated with stomach lining microaerophilic, agella cancer bloating, loss of appetite, neutralize stomach acid colonization and in ammation frequent belching Shigellosis Bacteria Gram-negative, rod-shaped, Bacillary dsentery Watery or bloody diarrhea, Severe diarrhea with Highly infectious; spreads via fecal- facultative anaerobe abdominal cramps, fever blood and mucus oral transmission tenesmus Campylobacter Bacteria Gram-negative, curved, Campylobacteriosis Diarrhea, abnormal, cramps, Bloody, diarrhea and Commonly transmitted via microaerophilic, motile via agella fever, nausea, vomiting cramping contaminated food Clostridium di cile Bacteria Gram-positive, spore, forming, Antibiotic-associated Watery, diarrhea, fever, Formation of Optimistic pathogen, often triggered obligate anaerobe, rod-shaped diarrhea, abnormal pain, loss of appetite, pseudomembranes in by antibiotic use disrupting normal gut pseudomembranous colitis nausea the colon ora HHV-1 Virus Enveloped, double-stranded, DNA Oral herpes (cold sores) Painful blisters or sores on or Recurrent cold, sores, Transmission through direct contact virus, part of the herpesvirus, family around the lips, fever, sore lacy, and trigeminal with infected saliva or sores throat, swollen lymph nodes ganglia Gastroenteritis Virus, bacteria, or Depends on the causative agent. Gastroenteritis Diarrhea, vomiting, abnormal Acute onset of diarrhea Transmitted via contaminated food, parasite Viruses: non-enveloped RNA; pain, fever, dehydration and vomiting water, or contact with infected bacteria: Gram-positive or negative individuals rods/cocci Giardiasis Parasite Flagellated, binucleate, forms Intestinal infection Watery, greasy, foul-smelling Steatorrhea Transmitted via contaminated water or resistant cysts in the environment diarrhea, abnormal, cramps, food bloating, nausea, fatigue, weight loss Enterobius Parasite Small, white, thread-like intestinal Pinworm infection Intense, perianal, itching, Nocturnal perianal Transmitted via fecal-oral route vermicularis warm irritability, disrupted sleep itching Leptospira Bacteria Gram-negative, spirochete, tightly Leptospirosis Fever, chills, headache, muscle Severe cases: kidney Transmitted via contact with interrogans coiled with hooked ends, motile via aches, jaundice, red eyes, damage, liver failure, contaminated water, soil, animal urine agella vomiting, diarrhea meningitis Staphylococcus Bacteria Gram-positive cocci; facultative Toxic shock syndrome Sudden high fever, low blood Rapid onset fever and Often inked to tampon use, post- aureus or anaerobe, toxin-producing pressure, vomiting, diarrhea, rash; associated with surgical infections staphylococcus rash, confusion, multi-organ toxin production pyogenes failure Gardnerella vaginalis Bacteria Gram-variable, facultative Bacterial Vaginosis Thin, grayish-white, vaginal Fishy oder due to amine Associated with Anne imbalance in anaerobe, rodshaped discharge, shy odor, vaginal production vaginal ora itching, or irritation Candida albicans Fungi Dimorphic fungus, exist as yeast Candidiasis Oral thrush: white patches in White patches in oral Opportunistic pathogen; part of normal and hyphae forms mouth; vaginal: itching, thrush; thick, white microbiota in mouth, gut, and vagina discharge; systemic: fever, "cottage cheese-like” organ failure vaginal discharge Neisseria Bacteria Gram-negative, diplococcus, Gonorrhea Men: urethral discharge, purulent discharge from Sexually transmitted: untreated cases gonorrhoeae fastidious, oxidase-positive dysuria; women: vaginal urethral or cervix can lead to pelvic in ammation discharge, pelvic pain, dysuria disease and infertility 1 fl fl fi fl fi ffi fl fl fl fl Organism Type of Organism Characteristics of organism Diseased Caused Sign and symptoms Hallmark of disease (if Remarks any) 2