Microscopy of bronchial aspirate showing gram-positive bacilli. A 71-year-old male with a history of chronic obstructive pulmonary disease (COPD) developed fever, anorexia, and shortness of breath. He ...

OBJECTIVE: Tracheal aspirates (TAs) from mechanically ventilated very low birth weight (VLBW) infants are frequently obtained during the evaluation of suspected sepsis, tracheitis, or ...

This Gram's stain description is indicative of Actinomyces species. These anaerobic filamentous bacteria are endogenous flora of the oropharynx, gastrointestinal tract, and female genital tract (see ...

Bacillus species are increasingly recognized as agents of infection in humans. These organisms are ubiquitous in nature and can cause clinical illness ranging from transient bacteremia to serious ...