20 results
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
culture negative ... infective endocarditis ... #differential # ... InfectiousDiseases ... #CNIE #BCNIE #cardiology
Streptocccus Pneumoniae
Microbiology: Gram Positive, Alpha-hemolytic, Catalase Negative
Epidemiology - 10% adult carriers:
 • Most common cause of:
Alpha-hemolytic, Catalase Negative ... • Most common cause ... media • Important cause ... Specificity of 97%) Treatment ... microbiology #diagnosis #management
Capnocytophaga
Pathogen: Capnocytophaga
 • 9 species, C. canimorsus responsible for the majority of infections
 • Gram-negative rod,
infections • Gram-negative ... 13%), Pneumonia, Endocarditis ... microbiology #zoonotic #infectiousdiseases ... #diagnosis #management ... #treatment
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
• Coagulase-negative ... Septic Emboli Cause ... Marantic (NTBE) Differential ... #diagnosis #management ... #cardiology
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Infective Endocarditis ... but important causes ... #Infective #Endocarditis ... #diagnosis #differential ... #workup #infectiousdiseases
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
Diagnosis and Management ... infections are caused ... Endophthalmitis, Endocarditis ... #treatment #fungal ... #infectiousdiseases
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential ... hematuria, + RF Treatment ... #Differential # ... Diagnosis #cardiology ... #infectiousdiseases
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia is usually caused ... Then, ask 3 questions ... approach to the differential ... #Hyponatremia #Differential ... #management #nephrology
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
FOPE lesion) - MSK ... Radiology Imaging ... peers and may negatively ... (save $$) Differential ... #diagnosis #msk
Hydroxyapatite Deposition Disease (HADD) - MSK Radiology
Imaging Findings:
 • Ovoid hypointense structures along the bursal surface
Disease (HADD) - MSK ... Case description ... • Treatment for ... Differential diagnosis ... #diagnosis #msk