45 results
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture Negative ... Consider prior antibiotics ... as a cause of a negative ... AnnKumfer #Culture #Negative ... Differential #Diagnosis #InfectiousDiseases
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
epidermidis - Gram-negative ... bacilli - Fungi ... ) - Culture negative ... bacilli - Fungi ... #Differential #InfectiousDiseases
1,3 Beta-D-Glucan and Galactomannan - Pathogens, and Testing Characteristics
1,3 ß-D-glucan:
 • Most fungi excluding mucor and
ß-D-glucan: • Most fungi ... positives: Beta lactam antibiotics ... Specificity #Laboratory #InfectiousDiseases ... #Diagnosis #Fungus ... #Fungi #Fungal
My Patient with Infective Endocarditis (IE) Has Negative Blood Cultures
 - Did they receive antibiotics prior
Endocarditis (IE) Has Negative ... Did they receive antibiotics ... Decreased yield due to antibiotic ... cause of culture negative ... Fungal (Histoplasma
Table 3. Suggested Empiric Treatment Options for Clinically Suspected Ventilator-Associated Pneumonia in Units Where Empiric Methicillin-Resistant
Antipseudomonal/Gram-Negative ... Appropriate #Management #InfectiousDiseases ... #Empiric #Antibiotics
CAPD-associated peritonitis (Continuous Ambulatory Peritoneal Dialysis) - 5 Things To Know
Diagnosis (Two of the following):
(1) Clinical
• 15-35% Gram negative ... peritonitis • Fungal ... prior abx use, fungal ... • Prophylactic antibiotics ... Diagnosis #Management #InfectiousDiseases
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
Staphylococci (skin), Gram-negative ... Staphylococci (skin), Gram-negative ... difficile (gut) • Fungi ... Adenovirus, RSV • Fungi ... diagnosis #causes #infectiousdiseases
Cephalosporins 
Cephalosporins are bactericidal beta-lactam antibiotics derived from the fungus Acremonlum— they disrupt peptidoglycan formation in
bactericidal beta-lactam antibiotics ... derived from the fungus ... active against gram-negative ... #pharmacology #Antibiotics
Candidemia Workup and Management - IDSA Guidelines
1) Antibiotics
 • Empiric: Echinocandins (e.g. micafungin) for most patients
Guidelines 1) Antibiotics ... Susceptibilities, Negative ... workup dictated by symptoms ... candidiasis #treatment #fungal
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
paresthetica • Symptoms ... 3-6 months of symptom ... mass Sensory Symptoms ... Stabbing) - Negative ... MeralgiaParesthetica #MSK #pathophysiology