35 results
Primary and Secondary Causes of Mitral Regurgitation
Primary (organic) chronic mitral regurgitation:
 • Leaflet: Rheumatic fever, Infective
Causes of Mitral ... annulus valve: ... Regurgitation #differential ... #diagnosis #cardiology ... #causes #primary
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
of Relative Bradycardia ... Viral hemorrhagic ... Dissociation #relative #bradycardia ... #differential # ... diagnosis #causes
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... Bradycardia - Note ... Viral hemorrhagic ... #Causes #differential ... #diagnosis #infectiousdiseases
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Bradycardia - Differential ... Diagnosis Framework ... Endocarditis + ... #differential # ... diagnosis #causes
Systolic Murmurs - Differential Diagnosis Algorithm
Benign / Flow / Hyperdynamic:
 • Pregnancy
 • Fever
 • Anemia
Supravalvular
Systolic Murmurs - Differential ... Diagnosis Algorithm ... Murmurs #Cardiology #Differential ... #Diagnosis #Algorithm ... #causes
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
Viral Hemorrhagic ... limited predictive value ... help hone your differential ... #Dissociation #diagnosis ... #differential #
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... Non-Infectious Causes ... with Relative Bradycardia ... #Patterns #Differential ... #Diagnosis #intermittent
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
Causes of Fever ... Origin (FUO) - Differential ... Diagnosis Algorithm ... • Infectious endocarditis ... #causes
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Involves aortic and mitral ... night sweats, fever ... Marantic (NTBE) Differential ... Persistent bacteremia/fevers ... #Endocarditis #diagnosis
Causes of mitral stenosis
Rheumatic heart disease
 - Most common cause worldwide. Commissural fusion, thick MV leaflets
Causes of mitral ... chordae Severe mitral ... disease Infective endocarditis ... atrial myxoma)/ball valve ... #diagnosis #differential