78 results
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood ... culture negative ... febrilepodcast] #BCNIE #Causes ... #culture #negative ... #Endocarditis #InfectiousDiseases
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... plateletcount), peripheral blood ... (CVID, WAS), (neurologic ... or if a primary hematologic ... #Workup #hematology
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
invade URT & via hematologic ... CNS and hematologic ... disseminates in blood ... fetal blood vessel ... peds #pediatrics #pathophysiology
Bacteremia Quick Reference - Treatment Duration

Gram Negative Bacteremia:
 • Avoid: Aminoglycosides and tigecycline
 • Catheters should
Duration Gram Negative ... - Follow-up blood ... therapy (if repeated blood ... Bacteremia #Treatment #Management ... #Duration #infectiousdiseases
My Patient with Infective Endocarditis (IE) Has Negative Blood Cultures
 - Did they receive antibiotics prior
Endocarditis (IE) Has Negative ... Blood Cultures ... therapy - Number one cause ... of culture negative ... BloodCultures #Diagnosis #Management
Hepatitis B Virus Serology and Interpretation
HBsAg - Anti-HBs - Anti-HBc - HBeAg - Anti-HBe
 - Acute
Hepatitis B Virus Serology ... level) or HBeAg-negative ... (about 10% of cases ... HepatitisB #HBV #Serology ... diagnosis #laboratory #hepatology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Disease, PRES Pathophysiology ... autoantibodies that will cause ... thrombosis and/or blood-brain ... Erythematosus #SLE #CNS #neurology ... cerebritis #diagnosis #management
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
cultures/serology ... : Serial negative ... Frequent false-negative ... : + (Negative blood ... in up to 30% of cases
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Blood Culture-Negative ... after 3 separate blood ... but important causes ... factors: - Serology ... differential #workup #infectiousdiseases
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... causes differentiated ... Pauci-immune mediated (Negative ... diagnosis #algorithm #rheumatology