464 results
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
evaluation or workup ... 1,500 cells/µL Workup ... for secondary causes ... eosinophilia (common causes ... infection with serologic
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... Diagnosis and Workup ... smear, HIV/HCV testing ... (CVID, WAS), (neurologic ... #Workup #hematology
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
Chronic Diarrhea - Workup ... MRCP), Consider serologic ... testing for celiac ... and/or testing ... Chronic #Diarrhea #Workup
Syphilis Serologic Testing - Treponemal and Non-Treponemal Testing Algorithms
Treponemal Testing:
 • Confirmatory or Screening - Detection
Syphilis Serologic ... Testing - Treponemal ... Non-Treponemal Testing ... Non-Treponemal Testing ... #Syphilis #Serologic
Interpretation of Hepatitis B Serologies 
HBsAg - HBcAb (total) - HBcAb (IgM) - HBsAb
Susceptible to HBV
Immune
of Hepatitis B Serologies ... HBV #HepBVirus #Serologies ... #serology #diagnosis ... interpreation #testing
Stages of Syphilis
Early Primary:
 • Painless chancre
 • Regional lymphadenopathy
Early Secondary:
 • Fever, malaise
 • Rash
Latent: • Positive serologic ... testing • No ... testing • >1 year ... after serologic ... testing • Time
Hypereosinophilia Different Diagnosis and Workup
Secondary causes are broad so start with a med review, the most
Diagnosis and Workup ... Secondary causes ... the most common cause ... the US inpatient setting ... Different #Diagnosis #Workup
My Patient with Infective Endocarditis (IE) Has Negative Blood Cultures
 - Did they receive antibiotics prior
therapy - Number one cause ... Tropheryma -> Serological ... Testing - ... Testing - Is ... -> Serological Testing
Algorithm for the diagnosis of chronic diarrhea.
It is usually impractical to test and treat the many
many possible causes ... In most cases, it ... diarrhea before testing ... reduce unnecessary testing ... Diarrhea #Algorithm #Testing
Laboratory Testing in Hemolytic Anemia

Intravascular vs Extravascular Hemolysis
Reticulocytes
Unconjugated bilirubin
LDH
Peripheral smear
Haptoglobin
Urine hemosiderin
Urine hemoglobin
Carboxyhemoglobin

#Hemolytic #Anemia #Laboratory #Testing #workup
Laboratory Testing ... Anemia #Laboratory #Testing ... #workup #diagnosis