12 results
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
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood ... culture negative ... #differential # ... #culture #negative ... #Endocarditis #InfectiousDiseases
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... - Differential ... antibiotics as a cause ... #Abscess #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
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Pupillary Defects - Differential ... Diagnosis Algorithm Relative ... Pupils #Defects #Differential ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Blood Culture-Negative ... cultures remain negative ... but important causes ... Endocarditis #diagnosis #differential ... #workup #infectiousdiseases
Intermittent Bilateral Exophthalmos (Alternating Exophthalmos and Enophthalmos) on Physical Exam

Observing this patient in silence for a
The cause of this ... Differentials for ... lymphangiomas are the cause ... Bilateral #clinical #video ... #ophthalmology
Strabismus - Ocular Misalignment - Differential Diagnosis Algorithm
Phoria:
 • Latent deviation
 • Symmetrical corneal light reflex,
Misalignment - Differential ... light reflex, • Negative ... #Misalignment #Differential ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
In this case, the ... than 3mm in this case ... smaller in size relative ... anisocoria #clinical #video ... #ophthalmology
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
- Overview and Differential ... aureus, Coagulase-negative ... staphylococci Culture Negative ... #Endocarditis #Differential ... Diagnosis #cardiology #infectiousdiseases