11 results
Point-of-care Ultrasound for Diagnosis of Abscess in Skin and Soft Tissue Infections

1. POCUS is more accurate
Point-of-care Ultrasound ... for Diagnosis of ... than physical exam ... cellulitis in cases ... POCUS has a negative
Causes of Neutrophilia - Increased Neutrophils - Differential Diagnosis Algorithm
Infection
 • Bacterial
 • Abscess
 • Viral
Medications
Causes of Neutrophilia ... Diagnosis Algorithm ... Bacterial • Abscess ... Lung, Bladder, Colon ... #Causes #Hematology
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
• Coagulase-negative ... Septic Emboli Cause ... Marantic (NTBE) Differential ... Diagnosis? ... Regurgitation • Colon
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
on histologic exam ... is required for diagnosis ... Frequent false-negative ... in up to 30% of cases ... common, Aortic root abscess
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Fever Patterns - Differential ... Diagnosis Framework ... • Typhus, gram-negative ... Non-Infectious Causes ... #Diagnosis #intermittent
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential ... aureus, Coagulase-negative ... staphylococci Culture Negative ... Regurgitation • Colon ... #Differential #
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Diagnosis Algorithm ... Relative - Normal ... Abnormal Abdominal Ultrasound ... #Causes #Hematology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... Schonlein Purpura - Endocarditis ... • Abdominal ultrasound ... #Causes #dermatology
Pyogenic liver abscess in children
Common bacterial causes in children:
 • S.aureus
 • Strep spp
 • Enteric
Common bacterial causes ... • Enteric gram negative ... artery (e.g., endocarditis ... children #peds #differential ... #diagnosis #hepatology
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Bilateral B-Lines in case ... POCUS lung exam ... Differential Bilat ... NOT definitively diagnose ... #clinical #ultrasound