9 results
Fungal biomarkers
Beta-d-glucan
Aspergillus galactomannan

By Dr. Sara Dong @swinndong via Febrile [febrilepodcast.com]

#ID  #Infectious Diseases  #Infections
#Differential #Ddx
febrilepodcast.com] #ID ... #Infections #Differential ... #Ddx #Diagnosis ... #BDG #BDGlucan # ... Aspergillus #Candida #Microbiology
Pulmonary symptoms in HIV-infected patient by CD4 count

By Dr. Sara Dong @swinndong via #IDFellowCase
#ID  #Infectious
Pulmonary symptoms ... #IDFellowCase #ID ... #Infections #Differential ... #Ddx #Diagnosis ... #Microbiology
Radiographic appearances of pulmonary disease in HIV-infected patients

By Dr. Sara Dong @swinndong via #IDFellowCase

#ID  #Infectious
appearances of pulmonary ... disease in HIV-infected ... IDFellowCase #ID ... #Infections #Differential ... #Ddx #Diagnosis
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... in HIV-AIDS Bacterial ... CD4 < 200: CMV, HSV ... sputum, LDH, ABG, BDG ... diagnosis #evaluation #differential
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
SOT, Advanced HIV ... presentations: • Pulmonary ... Penicillium • BDG ... angle branching • Ddx ... Management #treatment #fungal
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
Specificity: - Serum BDG ... infection (IFI) ... should not increase BDG ... BAL GM does not differentiate ... setting of GVHD) ID
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
NTM Pearls: • Corneal ... mucogenicum • HIV ... Advanced HIV (CD4 ... diagnosis • Microbiologic ... #differential #
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
positives: IVIG, IV ... synthetic and do not TBDG ... surfaces, Albumin, Infections ... Spec 81% for dx ... in BAL does not differentiate
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
- Overview and Differential ... Hypercoagulable (APLAS) Microbiology ... Cerebral > Splenic, Pulmonary ... Glomerulonephritis DDX ... #Endocarditis #Differential