8 results
Primary and Secondary Causes of Mitral Regurgitation
Primary (organic) chronic mitral regurgitation:
 • Leaflet: Rheumatic fever, Infective
and Secondary Causes ... , Infective endocarditis ... , Infective endocarditis ... annulus valve: ... Regurgitation #differential
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 ... the most likely infection ... help hone your differential ... #diagnosis #differential
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... Pyogenic/focal infection ... Non-Infectious Causes ... Temperature Pulse Dissociation ... #Patterns #Differential
What's the Dx?
• 29-year-old male 
• Transfer community hospital 
• Hypotension
• Renal failure
• Altered mental status.
Hypotension • Renal failure ... demonstrate a mobile mitral ... young patient with fever ... #Clinical #POCUS ... Echocardiogram #PLAX #Infective
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 ... New-onset Heart Failure ... Marantic (NTBE) Differential ... Treat underlying cause
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
sclerosis (both heart valve ... High output heart failure ... Trauma • Heart Failure ... • Infective Endocarditis ... • Mitral Stenosis
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Causes of Antibiotic ... Failure - Differential ... Atypical bacteria: Viral ... lines, osteo, endocarditis ... SJS, DIHS, drug fever
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential ... involves aortic and mitral ... night sweats, fever ... Septic emboli cause ... #Endocarditis #Differential