53 results
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
blood culture negative ... causes #culture #negative ... #Endocarditis #InfectiousDiseases ... #Microbiology # ... CNIE #BCNIE #cardiology
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
VT: - No RS complexes ... entirely positive or negative ... positive in aVR and negative ... - Very broad complexes ... Versus #ecg #ekg #cardiology
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
beats (hybrid complex ... ● Positive or negative ... (QS) complexes. ... Positive or negative ... Comparison #Diagnosis #Cardiology
Psittacosis 
Pathogen: Chlamydia psittaci - obligate intracellular gram negative
Transmission:
 • Birds are the primary reservoir
 •
intracellular gram negative ... danger of aerosol) Treatment ... first line of treatment ... Chlamydia #psittaci #microbiology ... #infectiousdiseases
R Wave Progression - normal chest lead ECG shows an rS-type complex in lead V1 with
shows an rS-type complex ... increase in the relative ... #Diagnosis #Cardiology
Tularemia - Diagnosis and Management Summary
Francisella tularensis - Aerobic fastidious gram-negative Coccobacillus - Zoonotic Infection
 •
fastidious gram-negative ... Culture & GS, PCR Treatment ... diagnosis #management #treatment ... #infectiousdiseases ... #microbiology
Wolff-Parkinson-White Syndrome

WPW is a congenital abnormality characterized by an abnormal accessory conduction pathway between the atria
The definitive treatment ... upstroke of QRS complex ... ) 2 Wide QRS complex ... WolffParkinsonWhite #WPW #Cardiology
Capnocytophaga
Pathogen: Capnocytophaga
 • 9 species, C. canimorsus responsible for the majority of infections
 • Gram-negative rod,
infections • Gram-negative ... fusiform gram-negative ... Treatment: • 50% ... Capnocytophaga #canimorsus #microbiology ... #zoonotic #infectiousdiseases
Treatment of Stable Wide-Complex Tachycardia
Regular
 • If ventricular tachycardia or uncertain rhythm:
    -
Treatment of Stable ... Wide-Complex Tachycardia ... Follow narrow-complex ... #Tachycardia #Treatment ... #management #cardiology
CAPD-associated peritonitis (Continuous Ambulatory Peritoneal Dialysis) - 5 Things To Know
Diagnosis (Two of the following):
(1) Clinical
Microbiology: • ... • 15-35% Gram negative ... diverticulitis) Treatment ... Others • Culture negative ... Diagnosis #Management #InfectiousDiseases