21 results
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
epidermidis - Gram-negative ... ) - Culture negative ... Enterococci - Gram-negative ... Pathogens #Diagnosis #Differential ... #InfectiousDiseases
Algorithm for the Evaluation of Visual Complaints with Ocular Ultrasonography (POCUS)

- Dr. Tom Fadial @thame 

#Ocular
Complaints with Ocular ... Ultrasonography (POCUS ... Fadial @thame #Ocular ... #POCUS #Ultrasound ... Ophthalmology #Evaluation #Differential
Ocular Ultrasound Pocketcard
Painless Vision Loss
 • Retinal Detachment 
 • Posterior Vitreous Detachment 
 • Vitreous
Ocular Ultrasound ... Periorbital Edema - POCUS ... @Pocus101 #Ocular ... #Ultrasound #pocus ... #differential #
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... Drug fever #relative ... bradycardia #Causes #differential ... #diagnosis #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 ... Infections #Timeline #differential ... diagnosis #causes #infectiousdiseases
Differential diagnosis of Skin + Eye infections
 • Bacterial: Staph spp, Strep spp, Pseudomonas spp, Bartonella,
Differential diagnosis ... ] #skin #eye #ocular ... #dermatology #InfectiousDiseases ... #Infections #Differential
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
blood culture negative ... BCNIE #Causes #differential ... causes #culture #negative ... #Endocarditis #InfectiousDiseases
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture Negative ... Abscess - Differential ... as a cause of a negative ... #Abscess #Differential ... #Diagnosis #InfectiousDiseases
Blurry vision in a patient with HIV/AIDS
Anterior Segment:
 • Herpes zoster ophthalmicus
 • Keratitis (HSV, Staph,
retinitis* • Ocular ... vision #HIVAIDS #InfectiousDiseases ... Anterior #Posterior #Differential
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Blood Culture-Negative ... cultures remain negative ... #BloodCulture #Negative ... Endocarditis #diagnosis #differential ... #workup #infectiousdiseases