133 results
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Abscess - Differential ... Dracunculiasis - Non-Infectious ... Blastomycosis - Non-Infectious ... #Abscess #Differential ... #Diagnosis #InfectiousDiseases
Infectious Diseases Presenting with Rash

#InfectiousDisease #Infections #Rashes #Comparison #Table #Differential #Diagnosis
Infectious Diseases ... with Rash #InfectiousDisease ... #Infections #Rashes ... Comparison #Table #Differential
CENTRAL FACIAL / NASAL LESIONS
Bacteria:
 • Leprosy (saddle nose deformity)
 • Tuberculosis (lupus vulgaris)l
 • Endemic
Endemic treponemal infection ... Invasive mold infection ... Blastomycosis Parasite ... #diagnosis #infectiousdiseases ... #differential
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
epidermidis - Gram-negative ... ) - Culture negative ... Enterococci - Gram-negative ... Pathogens #Diagnosis #Differential ... #InfectiousDiseases
Differential diagnosis of Skin + Eye infections
 • Bacterial: Staph spp, Strep spp, Pseudomonas spp, Bartonella,
Differential diagnosis ... of Skin + Eye infections ... , M. leprae • Parasitic ... #dermatology #InfectiousDiseases ... #Infections #Differential
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
Lung Disease - Differential ... Emboli, Fungal Infection ... ): • Chronic Infections ... , NTB, Fungal, Parasitic ... lesion #pulmonary #differential
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... Infectious: Legionella ... spotted fever, Non-infectious ... bradycardia #Causes #differential ... #diagnosis #infectiousdiseases
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 ... #Timeline #differential ... diagnosis #causes #infectiousdiseases
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Onset Fever - Differential ... eg.malaria) • Other parasites ... Organ Specific Infection ... Urinary Tract Infection ... #Fever #Acute #Differential
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
Mycobacterial Infections ... cause pulmonary infection ... other site of infection ... Mycobacterium #diagnosis #differential ... #infectiousdiseases