43 results
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
Tuberculosis Testing ... Mycobacterial culture ... Liquid and solid cultures ... Mycobacterial culture ... LatentTB #ActiveTB #InfectiousDiseases
Treatment of Latent Tuberculosis Infection
 - 3 mos isoniazid plus rifapentine given once weekly (Preferred)
 -
Treatment of Latent ... Tuberculosis Infection ... BCM_InternalMed #Latent #Tuberculosis ... #treatment #management ... #infectiousdiseases
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood culture ... identified with modern culture ... diagnosis #causes #culture ... #Endocarditis #InfectiousDiseases ... #CNIE #BCNIE #cardiology
Adjuvant therapies in critical care: steroids to treat infectious diseases
 - Severe Community Acquired Pneumonia
meningitis - Tuberculous ... meningitis - Tuberculous ... Corticosteroids #Adjuvant #InfectiousDiseases ... Pharmacology #Management #Treatment
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
Diagnosis: • Stool culture ... available • Blood culture ... diagnosis #management #infectiousdiseases ... #treatment #microbiology
Tuberculous Pericardial Effusion on POCUS Echocardiogram (S4C)
Here is an immunosuppressed patient with culture proven TB pericardial
Tuberculous Pericardial ... immunosuppressed patient with culture ... RJonesSonoEM #Tuberculous ... #Tuberculosis # ... S4C #clinical #cardiology
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
Diagnosis: • Stool culture ... available • Blood culture ... diagnosis #management #infectiousdiseases ... #treatment #microbiology
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
(LTBI) Pathophysiology ... NAA (PCR) and Culture ... Treatment: Active ... Initiating Treatment ... Diagnosis #Management #Treatment
Psittacosis 
Pathogen: Chlamydia psittaci - obligate intracellular gram negative
Transmission:
 • Birds are the primary reservoir
 •
test • PCR • Culture ... danger of aerosol) Treatment ... first line of treatment ... diagnosis #management #treatment ... #infectiousdiseases
Coccidiomycosis - Diagnosis
Diagnosis:
 • Mildly elevated peripheral WBC, Eosinophilia (25%), Elevated ESR, Procalcitonin normal (95%)
 •
-8%), Empyema (rupture ... trend response to treatment ... immunodiffusion test) • Culture ... 7 days to grow culture ... Diagnosis #workup #infectiousdiseases