PLE Category: Microbiology

PLE-3238

A term neonate, delivered at home, had fever and poor suck. Upon review of the maternal history, the mother said that she had a urinary tract infection at 8 months AOG and did not complete the prescribed medication. What is the most likely etiologic agent?

PLE-3239

A 40-year-old male farmer came in for consultation due to a skin lesion with a characteristic malignant pustule, with central necrosis and subsequent eschar formation. What is the drug of choice?

PLE-3235

What is the simple staining procedure used in the laboratory to demonstrate the metachromatic granules of Corynebacterium diphtheria?

PLE-3236

The stool exam of a 4-year-old child revealed double barrel-shaped eggs with bipolar plugs. Which statement is correct?

PLE-3233

A 28-year-old man with a unilateral, painful, tender inguinal lymphadenopathy begins to produce a purulent urethral discharge. What is the most probable diagnosis?

PLE-3234

What is a characteristic of swarming growth?

PLE-3232

A 3-year-old child was brought to the outpatient clinic with symptoms of coryza, conjunctivitis, low-grade fever, and Koplik spots. To which group of viruses does the causative agent of this disease belong?

PLE-3230

What is the best laboratory parameter to be used in prognosticating HIV infection?

PLE-3231

Of the following, what is the simplest and most readily available test by which one can differentiate Staphylococcus from Streptococcus?