5 Infection

What is the optimal glucose level for a septic patient?

Greater than 200 mg/dL

Between 180-200 mg/dL

Less than 150 mg/dL

Between 150-180 mg/dL (correct)

Which bacterium is most commonly associated with necrotizing fasciitis?

Escherichia coli

Staphylococcus epidermidis

Clostridium perfringens (correct)

Pseudomonas aeruginosa

What is the most common organism overall in surgical site infections?

Bacteroides fragilis

Escherichia coli

Staphylococcus aureus (correct)

Pseudomonas aeruginosa

Which bacterium is the most common anaerobe in surgical wound infections?

Bacteroides fragilis Signup and view all the answers

What is the main treatment for fulminant pseudomembranous colitis?

Total abdominal colectomy with ileostomy Signup and view all the answers

In surgical infections, what does recovery from tissue indicate?

Necrosis or abscess Signup and view all the answers

What is the leading cause of infectious death after surgery?

Nosocomial pneumonia Signup and view all the answers

Which organism is the most common cause of monobacterial peritoneal dialysis catheter infections?

S. epidermidis Signup and view all the answers

What is the recommended treatment for peritonitis that lasts for 4–5 days in peritoneal dialysis patients?

Removal of the catheter Signup and view all the answers

In case of fecal peritonitis, what is the recommended approach to find the perforation?

Laparotomy Signup and view all the answers

What are the common risk factors for sinusitis mentioned in the text?

All of the above Signup and view all the answers

What does a CT head show in the sinus in cases of sinusitis?

Air–fluid levels Signup and view all the answers

What is the best prevention strategy for nosocomial infections according to the text?

Hand washing Signup and view all the answers

What is recommended as the best approach for preventing surgical site infections preoperatively?

Use of razors Signup and view all the answers

What is recommended as the best strategy to keep patients warm during surgery?

% air conduction with Bair Hugger for warming patients Signup and view all the answers

What is recommended as a preoperative skin preparation for preventing surgical site infections according to the text?

$Chlorhexidine$ prep with $iodine$-impregnated drapes Signup and view all the answers

Which of the following is the most appropriate treatment for Fournier's gangrene?

Sulfonamides (Bactrim) Signup and view all the answers

What is the most common indication for laparotomy in HIV patients?

Lymphoma Signup and view all the answers

What is the recommended treatment for spontaneous bacterial peritonitis (SBP) in a cirrhotic patient?

Ceftriaxone Signup and view all the answers

Which of the following infections is transmitted via leukocytes?

CMV infection Signup and view all the answers

What is the most appropriate initial treatment for brown recluse spider bites?

Oral dapsone Signup and view all the answers

Which organism is found only in human bites and can cause permanent joint injury?

Eikenella Signup and view all the answers

What is the most common organism causing acute septic arthritis?

Staphylococcus aureus Signup and view all the answers

What is the most common organism in the colon?

Bacteroides fragilis Signup and view all the answers

Which organism is more common in the colon, anaerobic or aerobic bacteria?

Anaerobic bacteria are more common Signup and view all the answers

What is the most common fever source within 48 hours?

Atelectasis Signup and view all the answers

Which organism triggers the release of TNF-α in gram-negative sepsis?

Endotoxin from Escherichia coli Signup and view all the answers

Which condition is the most common fever source after 5 days?

Urinary tract infection Signup and view all the answers

What is the most common immune deficiency?

Malnutrition Signup and view all the answers

How many bacteria are found in the distal small bowel?

$10^7$ bacteria Signup and view all the answers