Chlamydia psittaci — Flashcards

Flashcard 1: Which life cycle stage of Chlamydia spp. is extracellular?_____

Answer: Elementary body

Flashcard 2: _____ is the most common cause of atypical pneumonia in young adults

Answer: Mycoplasma pneumoniae

Flashcard 3: Which life cycle stage of Chlamydia spp. undergoes replication?_____

Answer: Reticular Body

Flashcard 4: Which Rickettsia spp. can result in pneumonia?_____

Answer: Rickettsia prowazekii

Flashcard 5: Which form of Chlamydia spp. is infectious?_____

Answer: Elementary body

Flashcard 6: Mycoplasma pneumoniae

Answer:

Extra: Eaton's agaratypical "walking" pneumoniamacrolide or flouroquinolone

Flashcard 7: What are the key associations to remember for cold agglutinin?

Answer: IgM, Mycoplasma, Mononucleosis (EBV)

Flashcard 8: Mycoplasmal pneumonia

Answer: Mycoplasma pneumoniae

Extra: pneumonia with insidious onset, headache, nonproductive cough, diffuse interstitial infiltratelung X-ray: diffuse interstitial inflitratemacrolide or flouroquinolone<30 y/o, military recruits and prisoners

Flashcard 9: What factor explains Mycoplasma's inability to Gram stain?

Answer: no cell wall!

Flashcard 10: Nocardia spp.

Answer: +

Extra: branching filaments resembling fungiaerobeacid fastpneumonia in immunocompromised, cutaneous infections of trauma in immunocompetentsulfonamides