Chlamydia Bacteria

Question 1

Chlamydia trachomatis Diseases

Answer 1

• Trachoma: Infectious eye disease
• Nongonococcal utrehtritis (NGU) “Genital Chlamydia”
• Reiter’s Syndrome: urethritis, conjunctivitis, arthritis appear simultaneously
• Non-specific urethritis (NSU)
• Lymphogranuloma venereum (LGV)
• Pelvic Inflammatory Disease
• Inclusion Conjunctivitis

Question 2

Chlamydia trachomatis Characteristics

Answer 2

• Obligate intracellular parasite: Not self-replicating; require a host cell to replicate
• “STD Chlamydia” is the most reported disease in US

Question 3

Chlamydia trachomatis Virulence

Answer 3

Obligate intracellular parasite

Question 4

Chlamydia trachomatis Portals of Entry and Exit

Answer 4

• Genitourinary Tract: genitals or genital secretions
• Eyes: enter through eyes and exit through eye secretions

Question 5

Chlamydia trachomatis Modes of Transmission

Answer 5

• Direct: STD Sexual contact
• Direct: Hand to eyes
• Direct: mother to infant’s eyes during birth

Question 6

Chlamydia psittaci Diseases

Answer 6

Psittacosis (Parrot Fever,Ornithosis): Lung infection

Question 7

Chlamydia psittaci Characteristics

Answer 7

• Obligate intracellular parasite: Not self-replicating; require a host cell to replicate
• Bird Transmission through feces

Question 8

Chlamydia psittaci Virulence

Answer 8

Obligate intracellular parasite

Question 9

Chlamydia psittaci Portals of Entry and Exit

Answer 9

• Respiratory Tract
• Broken Skin

Question 10

Chlamydia psittaci Modes of Transmission

Answer 10

• Indirect: Inhalation of airborne particles
• Direct: contact with infected bird

Infected birds carry the bacteria in their feces