Exam 2 | Latest Guide Questions and
Answers | 2026/2027 | Complete
Solutions
• Red flags of serious bacterial infection (3) -✓✓1- Loss of appetite
2- Signs of dehydration
3- Absence of fever or high fever in kids
• Treatment for suspected UTI/Empirical treatment -✓✓C & S
Antibiotics specific to culture results
• Gram positive bacteria -✓✓Cell wall low in lipids
• Streptococcus -✓✓Gram positive bacteria
• Staph -✓✓Gram positive bacteria
• Enterococcus -✓✓Gram positive bacteria
• Gram negative bacteria -✓✓Cell wall high in lipids
• E-coli -✓✓Gram negative bacteria
• Klebsiella -✓✓Gram negative bacteria
• Pseudomonas -✓✓Gram negative bacteria
• Enterobacter -✓✓Gram negative bacteria
• Anaerobic bacteria -✓✓Can grow without oxygen
• Aerobic bacteria -✓✓Need oxygen to grow
• Antibiotics with most frequent allergic reaction -✓✓Penicillin and Sulfa drugs
• If patient is allergic to penicillin, they are usually also allergic to -✓✓Cephalosporins
• Impetigo cause -✓✓Staph A and group A strep
, • Extremity Cellulitis cause -✓✓Group A, C or G strep
Necrotizing fasciitis
• Empirical treatment -✓✓Treating infection with a narrow spectrum antibiotic prior to
knowing the exact bacteria
• Diabetic Cellulitis Cause -✓✓Group A strep, staph, Enterobacteriaceae
• Infected Post-op wound cause -✓✓Group A strep, staph, Enterobacteriaceae
• Most common cause of UTI in females -✓✓E-coli, due to rectum being near the
urethra
• Antibiotics that cover E-coli infections -✓✓Gram negative bacteria
Tetracycline
• For tid application, how many grams of cream do you need daily for a 9% area of skin?
-✓✓9g
• Anti-infective topicals -✓✓Mupirocin (Impetigo tid)
Bacitracin (General skin infections)
Neomycin (Kills gram negative infections)
Gentamicin (Kills gram negative infections)
• Anti fungal topicals -✓✓Need to be used for long periods of time
End in -azole, also Lamasil and Tinactin
Adverse effects: skin irritiation
• Lidocaine -✓✓Topical or injectable
Onset of action less than 2 min
Duration 30-90 min
• Marcaine -✓✓Injectable for surgical procedures
Onset 5 min
Duration 2-4 hours
• Novocaine -✓✓Injectable
Short Acting
Onset 2-5 min
Peak in less than 30 min
• Xylocaine -✓✓Onset of action less than 2 min
Duration 30-90 min