13 results
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... Negative Abscess ... antibiotics as a cause ... of a negative culture ... Differential #Diagnosis #InfectiousDiseases
Causes of CSF Lymphocytic Pleocytosis - Differential Diagnosis
Viral: Arbo, Adeno, Herpes, Entero, HIV
Fungal: Cryptococcus, Cocci, Histo,
Causes of CSF Lymphocytic ... Sporothrix Bacterial: Mycobacteria ... (TB), M.pneumonia ... Differential #Diagnosis #Causes ... #neurology
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
because false-negative ... Mycobacterial culture ... sample = 95% • A negative ... • AFB stain • Mycobacterial ... LatentTB #ActiveTB #InfectiousDiseases
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood ... culture negative ... #culture #negative ... #Endocarditis #InfectiousDiseases ... #Microbiology #
CAPD-associated peritonitis (Continuous Ambulatory Peritoneal Dialysis) - 5 Things To Know
Diagnosis (Two of the following):
(1) Clinical
Microbiology: • ... • 15-35% Gram negative ... Others • Culture negative ... use, fungal or mycobacterial ... Diagnosis #Management #InfectiousDiseases
Tularemia - Diagnosis and Management Summary
Francisella tularensis - Aerobic fastidious gram-negative Coccobacillus - Zoonotic Infection
 •
fastidious gram-negative ... conditions Diagnosis: Serology ... management #treatment #infectiousdiseases ... #microbiology
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Nontuberculous Mycobacteria ... status NTM Cause ... Kansasii: • Mimics TB ... diagnosis • Microbiologic ... differential #diagnosis #infectiousdiseases
Empyema Necessitans (EN) on Chest Wall Physical Examination

Pulmonary teaching case: you are called to the bedside
Pulmonary teaching case ... With inspiration, negative ... organisms: - Mycobacteria ... : TB (most common ... control) - in some cases
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
CD4 Count: • Mycobacterium ... avium, Mycobacterium ... factor • May cause ... infiltrates, mimicking TB ... differential #diagnosis #infectiousdiseases
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Blood Culture-Negative ... cultures remain negative ... but important causes ... factors: - Serology ... differential #workup #infectiousdiseases