Infectious Diseases

Uncomplicated Vs. Complicated Staph Aureus Bacteremia

Uncomplicated Staph Aureus Bacteremia¬† No evidence of endocarditis No prosthetic device No evidence of metastatic infection Defervescence after 72 hours…

2 years ago

Susceptibility to Vancomycin: E. faecium & E. faecalis

Vancomycin-resistant enterococci (VRE) first appeared in Europe during the 1980s. It rapidly spread to North America by the 1990s.  Susceptibility:…

2 years ago

Animal Bites: Pasteurella, Capnocytophaga, Eikenella

A common infectious disease question is what organism(s) is associated with different kinds of bites. Cat Bites: Pasteurella multocida Dog…

3 years ago

Piperacillin-tazobactam induced hypokalemia: Mechanism

Piperacillin/tazobactam is a commonly used antibiotic with tolerable side effects and broad antimicrobial activity in general practice. Rare side-effects can…

3 years ago

What is Fat Stranding?

Fat stranding is a term used to describe increased (abnormal) attenuation of fat on CT scan typically. It is suggestive…

4 years ago

C5-C9 Deficiency: Neisseria infections

Neisseria meningitidis (Gram-negative cocci) life threatening cause of sepsis and bacterial meningitis. Classically, individuals who lack terminal complement proteins (C5-C9)…

4 years ago

When to Treat Asymptomatic Bacteriuria?

Asymptomatic Bacteriuria can be defined as a positive urine culture (Two consecutive clean-catch voided urine specimens of at least 100,000…

4 years ago

Antibiotics and Enterohemorrhagic Escherichia coli (EHEC) Diarrhea

Controversy surrounds the use of antibiotics in the treatment of enterohemorrhagic Escherichia coli (EHEC) infections due to concerns about triggering…

4 years ago

What is the Jarisch-Herxheimer reaction?

The Jarisch-Herxheimer reaction is commonly seen in the first 24 hours of treatment and is characterized by low-grade fever, chills,…

4 years ago

Urine Dipstick: Nitrates and Nitrites

On an urine dipstick for suspected UTI, it is not uncommon to find positive nitrites. Nitrates are normally excreted by…

4 years ago

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