Ureaplasma urealyticum - Classification, Characteristics, Habitat, Disease

Last Modified: July 2, 2026 by Reshma Maharjan

Classification of Ureaplasma urealyticum

The classification of Ureaplasma urealyticum is:

Domain: Bacteria

Phylum: Mycoplasmatota

Class: Mollicutes

Order: Mycoplasmatales

Family: Mycoplasmataceae

Genus: Ureaplasma

Species: urealyticum

Characteristics of Ureaplasma urealyticum

Ureaplasma urealyticum causes urogenital tract infections. i.e. non-gonococcal urethritis. The bacterium requires urea, and cholesterol for growth but lacks a cell wall. The hydrolysis of urea causes ammonia as a byproduct.

It produces minute colonies measuring 15-50 μm and the bacteria are also called T-strain. Some of the diseases caused by Ureaplasma urealyticum include:

  • Chorioamnionitis

  • PID in women

  • cervicitis

  • acute salpingitis

  • urethritis

  • procitis

  • balanopothitis

  • Reiter’s syndrome in men

Fig: Ureaplasma urealyticum microscopy (Source: ScienceDirect)

Habitat of Ureaplasma urealyticum

Ureaplasma urealyticum commonly habitat the urogenital tracts of human beings. However, sometimes Ureaplasma urealyticum can overgrow which can lead to infections that cause the patient discomfort.