78 results
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... Infectious: Legionella ... , Non-infectious ... #Causes #differential ... #diagnosis #infectiousdiseases
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... antibiotics as a cause ... Dracunculiasis - Non-Infectious ... Blastomycosis - Non-Infectious ... Differential #Diagnosis #InfectiousDiseases
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Dissociation Causes ... of Relative Bradycardia ... • Infectious ... • Non-Infectious ... #Dissociation #relative
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
Endocarditis Algorithm - Infective ... vs Noninfective Causes ... bacilli • Fungi ... bacilli • Fungi ... #Noninfective #Causes
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
Responsible for Infective ... bacilli - Fungi ... bacilli - Fungi ... #Infective ... #Differential #InfectiousDiseases
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
and bacterial infections ... • Typhus, gram-negative ... Pyogenic/focal infection ... Causes: • Still's ... Associated with Relative
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
Causes of Fever ... • Trauma Non-infectious ... • Infectious ... : • Fungal • ... Diagnosis #Algorithm #causes
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Causes of Acute ... Onset Fever - Differential ... - Other: • Fungal ... #Fever #Acute ... Diagnosis #Algorithm #causes
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
Transplant Infections ... Staphylococci (skin), Gram-negative ... #Transplant #Infections ... differential #diagnosis #causes ... #infectiousdiseases
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Blood Culture-Negative ... cultures remain negative ... fastidious bacteria or fungi ... but important causes ... differential #workup #infectiousdiseases