9 results
Primary and Secondary Causes of Mitral Regurgitation
Primary (organic) chronic mitral regurgitation:
 • Leaflet: Rheumatic fever, Infective
Causes of Mitral ... • Prosthetic valve ... annulus valve: ... Regurgitation #differential ... diagnosis #cardiology #causes
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Bradycardia - Differential ... Endocarditis + ... • Post cardiac/Valve ... #differential # ... diagnosis #causes
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... Acute bacterial endocarditis ... Non-Infectious Causes ... with Relative Bradycardia ... #Patterns #Differential
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 ... Paradoxical emboli via ASD ... Persistent bacteremia/fevers
Causes of Primary and Functional Mitral Regurgitation (MR) 
Causes of primary mitral regurgitation
 - Rheumatic heart
Causes of Primary ... of primary mitral ... Infective/marantic endocarditis ... valve - Secondary ... #Causes #Primary
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 ... Persistent bacteremia/fevers ... #Endocarditis #Differential
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... Abnormalities in primary ... Red Flags: • Fever ... Schonlein Purpura - Endocarditis
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... /Quantity: • Primary ... CTD (SLE) - Viral ... mountain spotted fever ... • Bacterial endocarditis
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... heart failure • Mitral ... valve prolapse ... stenosis) • Severe mitral ... Electrolyte imbalance • Fever