Name some bacteria that are Quellung positive:
Cryptococcus (not bacteria), Pseudomonas, 'Neisseria meningitidis, H. influenzae, Klebsiella, and Streptococcus pneumoniae
Mnemonic:
Capsules Protect Naughty Human Killing Strains of bacteria
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Bacteriology
- What is a live-attenuated vaccine?
- Methemoglobinemia occurs when the ferrous (Fe2+) form of iron in hemoglobin is oxidized to the ferric (Fe3+) form and cannot bind O2. What are the clinical manifestations of methemoglobinemia?
- Which antibiotic is a PABA analog with a side effect profile that includes hemolysis and methemoglobinemia?
- Name the three drugs commonly used in the treatment of leprosy:
- What are important side effects of INH?
- What is the mechanism of action for INH?
- What are some common side effects of rifampin?
- Why shouldn't rifampin be used as monotherapy?
- What are common indications for rifampin?
- What is the mechanism of action of rifampin?
- What is the mechanism of action of ethambutol and what is its unique side effect?
- Which drugs are commonly used to treat Mycobacterium tuberculosis infection?
- What is the drug of choice for treating simple recurrent UTIs?
- What are important side effects of trimethoprim?
- What is the mechanism of action of trimethoprim?
- What are some other side effects of sulfonamides?
- What is the main risk of giving sulfonamides during pregnancy?
- Can bacteria obtain folic acid by diffusion or active transport?
- Which enzyme in bacterial folate synthesis is inhibited by sulfonamides?
- Name two antibiotics that inhibit bacterial growth by acting as p-aminobenzoic acid (PABA) analogs:
- Why are fluoroquinolones contraindicated in pregnant women and in children?
- How does resistance to fluoroquinolones develop?
- What are common indications for fluoroquinolones?
- What is the mechanism of action of fluoroquinolones (ciprofloxacin, norfloxacin)?
- Which new class of antibiotics that inhibit protein synthesis can also treat VRSA and VRE?
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