12 results
COVID-19 PCR and Serology Testing - Timeline
 • Nucleic Acid Test - Most reliable and can
COVID-19 PCR and ... Serology Testing ... #COVID19 #PCR #Serology ... antibody #antibodies #testing ... #laboratory #Timeline
Estimated Timeline for Detection of SARS-CoV-2 Infection Relative to Symptom Onset

#COVID19 #SARSCOV2 #PCR #Serology #Antibodies #Antibody
COVID19 #SARSCOV2 #PCR ... #Serology #Antibodies ... #Antibody #Laboratory ... #Testing #Interpretation
CDiff (Clostridium difficile) Testing Compared
Toxin EIA assay, GDH assay, NAAT/PCR 

- Dr. Milana Bogorodskaya https://twitter.com/foamid

#CDifficile #Clostridium
Compared Toxin EIA ... GDH assay, NAAT/PCR ... #Comparison #Table ... #PCR #EIA #GDH ... #Laboratory
Monoclonal Gammopathy Testing
Strengths, Weaknesses and Accuracy Compared
 - SPEP 
 - IFE 
 - FLC
Monoclonal Gammopathy Testing ... Monoclonal #Gammopathy #Testing ... SPEP #IFE #FLC #Nephrology ... #Laboratory #Comparison
COVID19 Testing - PCR vs CT - Sensitivity and Specificity

Original Data via https://pubs.rsna.org/doi/full/10.1148/radiol.2020200642

Admission laboratory patterns in
COVID19 Testing ... - PCR vs CT - Sensitivity ... .2020200642 Admission laboratory ... #PCR #ChestCT # ... #Coronavirus #VisualAbstract
Some of the techniques used for Antenatal Diagnosis

Amniocentesis 
 - Chromosome/micro-array and DNA analysis 
 -
Fetal infection — PCR ... Fetal infection serology ... Fetal infection — PCR ... #Antenatal #Testing ... #Diagnosis #Laboratory
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
continuous and lasting ... upbeat (fast phase beating ... posterior circulation TIA ... signs #symptoms #comparison ... #neurology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
• Labs: CBC, cr ... Disease-specific testing ... @TessLitchman via ... differential #diagnosis #nephrology
Chagas Disease - American Trypanosomiasis - Diagnosis and Management Summary
Chagas disease (American trypanosomiasis) is an infectious
Laboratory accidents ... symptoms, positive serology ... smear negative, PCR ... trypomastigotes) 2) PCR ... serological EIA
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
Galactomannan Testing ... Other +s: PCP, Histo ... 81% for dx of IA ... Galactomannan #Fungal #Testing ... FalsePositives #Laboratory