11 results
Acute Diarrhea - Differential Diagnosis Framework
1)  Diagnostic studies only for dysentery, severe disease, >7 days
2)
Acute Diarrhea - Differential ... >7 days 2) PCR>culture ... aureus, Bacillus cereus ... Acute #Diarrhea #Differential ... #Diagnosis #Infectious
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Blood Culture-Negative ... Infective Endocarditis ... BCNIE Diagnostic ... Negative #Infective #Endocarditis ... #diagnosis #differential
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Infectious: • Pre-existing ... devices (CIED) Non-Infectious ... Marantic (NTBE) Differential ... Diagnosis: • Rheumatic ... Diagnosis?
Causes of Severe Aortic Regurgitation - Differential Diagnosis
Acute:
 • Leaflet: Traumatic Rupture, Acute Infective Endocarditis, Acute
Regurgitation - Differential ... Diagnosis Acute ... Leaflet: Traumatic Rupture ... Acute Infective Endocarditis ... - Leaflet: • Infection
Non-Infective Endocarditis (NBTE / Marantic Endocarditis)
Non-infective endocarditis is also known as: Non-bacterial thrombotic endocarditis (NBTE), Aseptic
Vegetations may be microscopic ... embolize • Cannot differentiate ... absent How can we differentiate ... is required for diagnosis ... - Infectious Diseases
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
Endocarditis Algorithm ... disease • Systemic infection ... • HACEK • Culture-negative ... Noninfective #Causes #Differential ... #Diagnosis
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential ... Diagnosis Framework ... Infectious: • Pre-existing ... devices (CIED) Non-Infectious ... #Differential #
Suspected Celiac Disease - Diagnosis Algorithm

Celiac disease suspected:
 • Signs and symptoms of celiac disease
 •
Celiac Disease - Diagnosis ... T1DM, Addisons, microscopic ... colitis Differential ... NSAlDs, ARBs) • Infection ... Matthew Ho, MD PhD
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... Diagnosis Algorithm ... - Trauma - Infection ... Schonlein Purpura - Endocarditis ... Sjogren's, GPA, EGPA, Microscopic
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
• Confirmed by culture ... , A. niger, A. terreus ... : • Culture of ... arthritis, and endocarditis ... positive blood cultures