11 results
Blood culture contaminants
Grouped by gram negative vs gram positive vs other as well as never/maybe/probably
Some additional
negative vs gram positive ... @swinndong via Febrile ... febrilepodcast] #ID ... #Ddx #Diagnosis ... #bcx #contaminant
Fungal biomarkers
Beta-d-glucan
Aspergillus galactomannan

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

#ID  #Infectious Diseases  #Infections
#Differential #Ddx
@swinndong via Febrile ... febrilepodcast.com] #ID ... #Infections #Differential ... #Ddx #Diagnosis ... Fungal #Fungi #BDG
Duke's Criteria for Infective Endocarditis
Definite IE - Pathologic Criteria:
 • Pathologic lesions - vegetation or intracardiac
blood cultures ... phenomena • Micro: + bcxs ... evidence of active infection ... @swinndong via Febrile ... #Endocarditis #diagnosis
How to Determine a Contaminant vs True Infection 

What is the organism? Most 
common contaminants:
Contaminant vs True Infection ... ) How many blood ... culture sets are positive ... Contamination #Diagnosis ... #BCx #Laboratory
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
invasive fungal infection ... albumin, or other blood ... BAL GM does not differentiate ... setting of GVHD) ID ... Galactomannan #diagnosis
Basophilia - Differential Diagnosis Framework

Basophils < 1% of the total white blood cell count
Basophils function similarly
Basophilia - Differential ... Diagnosis Framework ... the total white blood ... associated with the BCR-ABL1 ... #Diagnosis #causes
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
scan), CBC/diff, Blood ... and sputum cx ( ... sputum, LDH, ABG, BDG ... HIVAIDS #workup #diagnosis ... #evaluation #differential
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
Airway • Check position ... perfusion, recheck blood ... check arterial blood ... Airway #Pressure #Differential ... Intraoperative #Checklist #Diagnosis
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
Airway • Check position ... using reservoir bag ... perfusion, recheck blood ... #Hypotension #Differential ... Intraoperative #Checklist #Diagnosis
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
Airway • Check position ... using reservoir bag ... 3-5) Massive blood ... CardiacArrest #Checklist #Differential ... Intraoperative #Checklist #Diagnosis