15 results
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
blood culture negative ... infective endocarditis ... nutritionally variant Strep ... BCNIE #Causes #differential ... #CNIE #BCNIE #cardiology
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
• Coagulase-negative ... nodes • Roth’s spots ... Marantic (NTBE) Differential ... ↑ ESR, CRP • EKG ... diagnosis #management #cardiology
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Pulmonary Edema - Differential ... lack of acute cardiac ... level <100 pg/ml EKG ... Acute respiratory distress ... #diagnosis #cardiology
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
>1 of V1-V3 + negative ... Syncope #Syndromes #ECG ... #EKG #Checklist ... #diagnosis #cardiology ... electrocardiogram #differential
Hemorrhagic Pericardial Effusions (Hemopericardium)- Differential Diagnosis Framework

IATROGENIC DISEASE
Secondary to invasive cardiac procedures

NONIATROGENIC
• Malignancy (e.g., metastatic spread:
Hemopericardium)- Differential ... Secondary to invasive cardiac ... • Malignancy (e.g ... may have false negative ... #Diagnosis #cardiology
Bradycardia
1) First Steps: IV, O2, Monitors, ECG, Pads on patient, Crash Cart in room. Is patient
Bradycardia 1) First Steps ... O2, Monitors, ECG ... Administer sedative ... bradycardia #diagnosis #differential ... #management #cardiology
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential ... nodes • Roth’s spots ... ↑ ESR, CRP • EKG ... #Differential # ... Diagnosis #cardiology
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Infective Endocarditis ... nutritionally variant Strep ... special stains (e.g ... #Infective #Endocarditis ... #diagnosis #differential
Cardiomyopathies 

Manifestations of cardiomyopathy (CM) range from microscopic alterations in cardiac myocytes to fulminant Heart Failure
alterations in cardiac ... accumulation, & cardiac ... Myocarditis • Stress ... Cardiomyopathies #cardiology ... #diagnosis #differential
Lactic Acidosis - Differential Diagnosis Framework

Type A: Impaired O2 Delivery (DO2)
 • Decreased O2 Delivery: Hypotension
Lactic Acidosis - Differential ... Severe Anemia, Cardiac ... Increased O2 Demand: Stress ... acidosis with negative ... testing • Seen in Short