13 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
Systolic Murmurs - Differential Diagnosis Algorithm
Benign / Flow / Hyperdynamic:
 • Pregnancy
 • Fever
 • Anemia
Supravalvular
Systolic Murmurs - Differential ... Diagnosis Algorithm ... Murmurs #Cardiology #Differential ... #Diagnosis #Algorithm ... #causes
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
What's the Dx?
• 29-year-old male 
• Transfer community hospital 
• Hypotension
• Renal failure
• Altered mental status.
demonstrate a mobile mitral ... with a vegetation secondary ... to endocarditis ... young patient with fever ... Echocardiogram #PLAX
Causes of mitral stenosis
Rheumatic heart disease
 - Most common cause worldwide. Commissural fusion, thick MV leaflets
Causes of mitral ... dysplastic MV leaflets Secondary ... disease Infective endocarditis ... atrial myxoma)/ball valve ... #diagnosis #differential
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint Pain - Differential ... Diagnosis Algorithm ... Tenosynovitis) • Secondary ... Infection • Endocarditis ... #Orthopedics #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 ... 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 ... Regurgitation (MR) Causes ... Infective/marantic endocarditis ... valve - Secondary ... #Functional #Differential
Causes of Petechial Rash - Differential Diagnosis Algorithm

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