Pathogens

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Author:
brogdert
ID:
51407
Filename:
Pathogens
Updated:
2010-11-23 17:25:08
Tags:
Dermatropic Viral Diseases
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Description:
10 types
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  1. Dermatropic Viral Diseases
    • Herpes simplex
    • Other Hepesvirus infections
    • Chickenpox (Varicella)
    • Measles (Rubeola)
    • Rubella (German Measles)
    • Erythemal Infectiosum
    • Mumps
    • Smallpox (Variola)
    • Molluscum contagiousm
    • Warts
  2. Herpes simplex
    • Large viruses Virus passes among cells by intercellular bridges andremains in the nerve cells until something triggers it to multiply
    • A number of clinical manifestations:Cold sores
    • Herpes encephalitis
    • Neonatalherpes
  3. Gingivostomatitis
    series of cold sores in throat: children
  4. Herpes keratitis
    can lead to blindness
  5. Herpes Two forms
    • Type I virus: inhabits areas above waist
    • Type II virus: inhabits areas below waist
  6. Other Hepesvirus infections
    • Human herpesvirus 6: possible relationship to multiple sclerosis
    • Human herpesvirus 8: cause of Kaposi’s sarcoma
  7. Chickenpox (Varicella)
    • Actually a Herpesvirus
    • Highly contagious transmitted by droplet inhalation and skin contact
    • Begins in respiratory tract, with fever, headache, then passes into bloodstream and localizes in the peripheral nerves and skin
  8. Chickenpox (Varicella) pt 2
    • Multiplication in the cutaneous tissues results in the generation of fluid-filled vesicles
    • Adult disease form ofchickenpox whereby virus multiplies in nerve ganglia causing painful blisteringand other debilitating symptoms
  9. Reye Syndrome
    • serious complication associated with aspirin to control fever
    • Herpes-Zoster: known as shingles.
  10. Measles (Rubeola)
    • Highlycontagious virus
    • Upper respiratory disease accompanied by fever and characteristic red rash
  11. Rubella (German Measles)
    • Thought to be a mild form of measles, but actuallyindependent clinical entity caused by a Togavirus
    • Mild disease: most dangerous to developing fetus
  12. Erythemal Infectiosum
    Caused by a Parvovirus infecting children Characteristic fiery red rash on cheeks and ears
  13. Mumps
    • Characterized by enlarged jaw tissues arising from swollen salivary glands
    • Mumps virus transmitted by droplet inhalation, contact and fomites
  14. Smallpox (Variola)
    • First signsare high fever and general weakness,soon followed by tell-tale pink-red spots (macules).
    • These become papules, then fluid-filled vesicleswhich develop into deep pustules. Whenpustules break open, they emit infectiouspus, and leave scars or pocks
  15. Molluscum contagiousm
    Disease accompanied by wart-like lesions
  16. Warts
    • Caused by Human Papilloma viruses
    • May be associated with cervical cancer

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