pathogens 2

  1. Contact Bacterial Diseases
    • Leprosy
    • Staphylococcal Skin Diseases
    • Toxic Shock Syndrome
    • Bacterial Conjuctivitis (Pinkeye)
  2. Leprosy
    • Mycobacterium leprae
    • acid-fast rod
    • Spread by multiple skin contacts or by droplet inhalation
    • Long incubation period of 3-6 years
    • Patientsexperience disfiguring of the skin and bones due to the developmentof lepromas (lepromatous leprosy)
    • -or -
    • by the loss of pain sensation due to nerve damage (tuberculoid leprosy)
  3. Staphylococcal Skin Diseases
    • They can initiate disease if they penetrate skin or mucous membranes
    • Staphylococcus aureus
    • grape like cluster of Gram + cocci
  4. Staphylococcal Skin Diseases: Key characteristic
    • formation of abscess (pus-filled lesion)
    • boil- pimple
    • carbuncle- deeper abscess when staph work their way down below skin
  5. Scalded skin syndrome
    • seen in infants skin becomes red, wrinkled and tender and will peel off
    • Due to exotoxin Impetigo contagiosum - infection is more superficial and involves patches of epidermis just below the outer skin
  6. Staphylococcal Skin Diseases- additional info
    • Streptococcus pyogenes may also be a cause
    • Problem with multidrug resistant strains
    • Trivial boil may lead to septicemia which can lead to
    • endocarditis, meningitis, pneumonia or nephritis
  7. Toxic Shock Syndrome
    • Staphylococcus aureus
    • Rapidly rising fever, vomiting and diarrhea progressing to sore throat and rash.
    • A sudden dropin blood pressure can occur leading to shock and death.
    • Associatedwith use of tampons
  8. Bacterial Conjuctivitis (Pinkeye)
    • Haemophilus aegyptius
    • When infected, conjunctiva becomes inflammed, causing eye to appear pink.
    • Highly contagious.
Card Set
pathogens 2
4 types