25 results
Estimated Timeline for Detection of SARS-CoV-2 Infection Relative to Symptom Onset

#COVID19 #SARSCOV2 #PCR #Serology #Antibodies #Antibody
of SARS-CoV-2 Infection ... PCR #Serology #Antibodies ... #Antibody #Laboratory ... #Testing #Interpretation
Interpretation of Components of the CBC (Complete Blood Count)

#CBC #Interpretation #CompleteBloodCount #Hematology #Differential #Diagnosis #Laboratory
Interpretation of ... Components of the ... Count) #CBC #Interpretation ... CompleteBloodCount #Hematology #Differential ... #Diagnosis #Laboratory
Interpretation of Hepatitis B Serologies 
HBsAg - HBcAb (total) - HBcAb (IgM) - HBsAb
Susceptible to HBV
Immune
Interpretation of ... due to past HBV infection ... HBV Resolved infection ... diagnosis #hepatology #interpreation ... #testing #laboratory
Differential Diagnosis of Headache - Table

 - Cluster headache
 - Migraine
 - Paroxysmal hemicrania
 - Short-lasting
Differential Diagnosis ... of Headache - Table ... with conjunctival injection ... Headache #Primary #Differential ... #Comparison #Table
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Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
antiendomysial antibodies ... results for tTG antibodies ... Celiac #Disease #Testing ... #Laboratory #Tests ... Diagnosis #Workup #Table
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Sensitive Antibodies ... Donath-Landsteiner Antibodies ... Positive Coombs testing ... younger pts) Differential ... Donath-Landsteiner (IgG) antibodies
Hepatitis B (HBV) Serology

HBsAg - Presence denotes current HBV infection (chronic or acute)
HBV Core Antibody -
denotes current HBV infection ... Marker of HepB infection ... Serology #Diagnosis #Laboratory ... #Interpretation ... #Table
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Proteinuria - Differential ... present on repeat testing ... including overnight testing ... • Anti-GBM antibodies ... HSP • Post-infectious
Arthrocentesis of synovial fluid - Interpretation
 - Normal
 - Noninflammatory	
 - Inflammatory	
 - Septic

Viscosity of synovial
synovial fluid - Interpretation ... inflammatory or infectious ... 50,000 #Diagnosis #Differential ... Effusion #Analysis #Table ... Infective #Arthritis #Interpretation
Infectious Diarrhea - Laboratory Testing

Clostridium difficile
Salmonella enterica, Shigella spp, Campylobacter spp 
Salmonella enterica serovars Typhi and
Infectious Diarrhea ... - Laboratory Testing ... Cytomegalovirus #Infectious ... Diarrhea #diagnosis #differential ... #Laboratory #Testing