Algorithmic Associations
A gram-positive cocci that is catalase positive, coagulase negative, and shows a zone of inhibition when plated with novobiocin.
What is S. Epidermidis?
The toxin causing nausea and vomiting a few hours after eating reheated rice.
What is Cereulide (heat stable enterotoxin)? (B. Cereus)
The finding on maconkey agar of a gram-negative fast lactose fermenting bacteria that commonly causes pneumonia and lung abscesses in alcoholic patients.
What is thick pink mucoid colonies? (K. Pnuemoniae)
The cause of a muscular system disorder characterized by muscle spasms?
What is tetanus toxin? (C. Tetani)
The treatment for a gram-positive organism showing branching filaments on microscopy that is aerobic and found in soil.
What is TMP-SMX? (Monotherapy for cutaneous or pulmonary Nocardia infections or TMP-SMX + Imipenem and/or aminoglycoside for CNS infection)
The cell type most responsible for a patient that presents with many well demarcated skin lesions, stocking and glove pattern of neuropathy and a negative lepromin skin test.
What is Th2? (Lepromatous Leprosy)
The toxin from a gram-positive spore forming anaerobic rod that causes a flaccid paralysis.
What is botulinum toxin?
The media used to isolate a gram-positive bacteria that has a club shape and causes gray-white psuedomembranes in the back of a patients throat.
What is tellurite agar and Loffler media? (C. Diphtheria)
The most likely bacterial cause in a ptn with fever, chills, sweats, headache, and lethargy; CXR shows a widened mediastinum.
What is B. Anthracis?
The treatment for a gram-negative organism causing a purulent urethral discharge.
What is ceftriaxone? (N. Gonorrhoeae)
The unique finding on agar of a gram-positive, catalase negative, Beta-hemolytic, bacitracin resistant bacteria.
What is an increased zone of hemolysis when plated with S. Aureus? CAMP positive (GBS)
The toxin(s) found in a gram-positive spore forming bacteria that grows in soil that has a polypeptide capsule.
What is edema factor and lethal factor? (B. Anthracis)
A gram-negative rod that is a fast lactose fermenter shows pink colonies on Maconkey agar and is the most common cause of UTI.
What is E. Coli?
The most likely pathogen causing renal failure weeks after a sore throat.
What is S. Pyogenes? (Bonus how long after the sore throat do you get this? Will treating the sore throat prevent this?)
A gram-positive organism that is catalase-positive, coagulase-positive and appear gold on mannitol-salt agar.
What is S. Aureus?
These are the major virulence factors for a gram-positive, alpha-hemolytic bacteria that is the most common cause of bacterial meningitis is children and adults?
What is IgA protease and polysaccharide capsule?
The major toxin associated with a gram-positive, spore-forming anaerobe found majorly in soil and causes soft tissue crepitus.
What is alpha-toxin? (C. Perfringens)
The media used to isolate a gram-negative coccobacilli whose virulence factors include a polysaccharide capsule and IgA protease.
What is chocolate agar? (H. Influenzae)
The intial exposure leading to a spontaneous abortion in a pregnant patient caused by a bacteria with a tumbling motility.
What is unpasteurized dairy products, soft cheeses, raw vegetables, and processed meats. (L. Monocytogenes)
The treatment for a gram-positive anaerobe whoose infections display sulfur granules.
What is Penicillin? (Actinomyces)
The gram stain, morphology, and unique algorithmic features for the organism that commonly containing the pyocyanin and pyoveridine virulence factors.
What is Gram-negative, bacilli, non-lactose fermenting, and oxidase positive? (Psuedomonas)
The toxin leading to caseating granuloma formation in a patient infected with a bacteria that grows in Lowenstein-Jensen medium.
What is cord factor?
The media used to isolate a gram-negative diplocci that ferments glucose and maltose.
What is Thayer-Martin agar? (N. Meningitidis)
The appropriate isolation precautions for a patient that has fever, unintended weight loss, night sweats, and has been coughing up blood.
What is airborne isolation? (Pulmonary TB)
The treatment for an obligate intracellular organism causing urethritis, uveitis, and polyarthritis that is diagnosed through PCR testing.
What is Doxycycline? (Chlamydia Trachomatis)