9 results
COVID-19 Diagnosis and Management Summary

 • Clinical Presentation
 • Testing
 • Imaging
 • Laboratory Findings
 •
COVID-19 Diagnosis ... Presentation • Testing ... Treatment #COVID19 ... #diagnosis #management ... treatment #summary #sarscov2
Estimated Timeline for Detection of SARS-CoV-2 Infection Relative to Symptom Onset

#COVID19 #SARSCOV2 #PCR #Serology #Antibodies #Antibody
Symptom Onset #COVID19 ... #SARSCOV2 #PCR ... Antibody #Laboratory #Testing
COVID-19 Biomarkers 
 - Troponin
 - D-dimer
 - Lymphocyte Count
 - IL-6
 - LDH
 - Fibrinogen
COVID-19 Biomarkers ... Troponin - D-dimer ... @BHPComms #COVID19 ... #Biomarkers #Diagnosis ... #Laboratory #Testing
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 ... #Testing #PCR # ... #Specificity #SARSCoV2 ... #Diagnosis #Coronavirus
Diagnostic approach to the admitted patient with possible COVID-19

Initial evaluation
- Chest X-ray
- Lung ultrasound (thorough "lawn-mower"
Diagnostic approach ... with possible COVID ... Nasopharyngeal PCR ... for COVID-19, influenza ... #SARSCoV2 #Coronavirus
COVID-19 Diagnostics In Context
Nucleic acid tests (NATs, for viral RNA)
1. Real time RT-PCR
2. Isothermal amplifcation
3. CRISPR
4.
COVID-19 Diagnostics ... Real time RT-PCR ... #sarscov2 #diagnosis ... #testing #laboratory ... #tests #pcr
UCSF COVID-19 Adult Clinical Evaluation Guide - Updated April 10 2020

Clinical Presentation
• Fever: hospitalized pts but
UCSF COVID-19 Adult ... incr in 27-75% • PCT ... markers (CRP, D-dimer ... Evaluation #Guide #Diagnosis ... Algorithm #Protocol #SARSCoV2
COVID-19 False Negative Score Calculator

CONTACT - Does the patient have a known COVID-19 contact?
OTHER - Does
Consider alternative diagnoses ... no alternative diagnoses ... RiskScore #Calculator #Diagnosis ... #Coronavirus #SARSCOV2 ... #Testing
Summary of Timeline of COVID-19 SARS-CoV-2 Infectivity
Day 0 - Peak Viral Load and Infectivity 
Day 5
of Timeline of COVID ... Recurrent Positive PCR ... #Timeline #COVID19 ... #SARSCoV2 #Infectivity ... contagiousness #diagnosis