8 results
Fungal biomarkers
Beta-d-glucan
Aspergillus galactomannan

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

#ID  #Infectious Diseases  #Infections
#Differential #Ddx
Fungal biomarkers ... #Infections #Differential ... Ddx #Diagnosis #Fungal ... #Fungi #BDG #BDGlucan
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
Fungal Biomarkers ... Specificity: - Serum BDG ... cut-offs defined in clinical ... should not increase BDG ... GM does not differentiate
Purple Urine Bag Syndrome
Chronic, indwelling catheter + bacteriuria (Providencia, Klebsiella, E.coli*) + alkaline urine
Tryptophan → Indoxyl
Purple Urine Bag ... Purple #Urine #Bag ... pathophysiology #clinical ... #photo #differential
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Antibiotic Failure - Differential ... , VTE • Wrong Bug ... bacteria: Viral, Fungal ... Immunocompromise Treatment ... • Secondary to Treatment
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
HIV/AIDS, CGD) Clinical ... Penicillium • BDG ... this morphology Treatment ... Diagnosis #Management #treatment ... #fungal #infectiousdiseases
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
component of many fungi ... cut-offs defined in clinical ... synthetic and do not TBDG ... >90% (In most clinical ... does not differentiate
Empyema Necessitans (EN) on Chest Wall Physical Examination

Pulmonary teaching case: you are called to the bedside
most common) - Fungus ... Fusobacterium Treatment ... covering the right bug ... #PhysicalExam #clinical
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
noncompliance • Clinical ... initiation Clinical ... Calmette-Guérin (BCG ... Leishmaniasis Differential ... Inflammatory #Syndrome #Differential