Mycoplasma

Aka: Mycoplasma, Ureaplasma

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II. Taxonomy

  1. Class: Mollicutes
  2. Order: Mycoplasmatales
  3. Family: Mycoplasmataceae

III. Pathophysiology

  1. Mycoplasma lacks a cell wall (has only a simple outer cell membrane)
    1. Does not Gram Stain (not Gram Positive or Gram Negative)
    2. Not susceptible to beta lactam antibiotics (e.g. Penicillins)

IV. Genus I: Mycoplasma (60 species, do not hydrolyze urea)

  1. Mycoplasma pneumoniae
  2. Mycoplasma hominis
  3. Mycoplasma Genitalium

V. Genus II: Ureaplasma (2 species, hydrolyze urea)

  1. Ureaplasma Urealyticum
  2. Ureaplasma Parvum
    1. Includes 4 serovars (1, 3, 6, and 14) that were previously classified as Ureaplasma Urealyticum

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