95 results
Laboratory methods for evaluation of coagulation disorders- primary and secondary hemostasis

#Laboratory #Testing #Hemostasis #Coagulation #Hematology
#Diagnosis
Laboratory methods ... hemostasis #Laboratory ... #Testing #Hemostasis ... #Coagulation #Hematology
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 ... Hemolytic #Anemia #Laboratory ... #Testing #workup ... #diagnosis #hematology
Mixing Study
 • Clotting tests can be abnormal due to either a clotting factor deficiency, or
Study • Clotting tests ... • Clotting tests ... Study #diagnosis #hematology ... pathophysiology #hematology ... #laboratory
Bayesian combination of 4T score with Heparin PF4 antibody titer to obtain the post-test probability of
obtain the post-test ... Bayesian #Diagnosis #Hematology ... Thrombocytopenia #Laboratory
Algorithm for Investigation of Abnormal Coagulation Tests
- Prolonged PT
- Prolonged aPTT and Prolonged PT
- Prolonged aPTT

Dr.
Abnormal Coagulation Tests ... Abnormal #APTT #Laboratory ... #Hematology #Diagnosis
SLICC SLE Diagnostic Criteria - Systemic Lupus Erythematosus
Clinical and Immunologic Criteria

CLINICAL CRITERIA
 - ACUTE CUTANEOUS LUPUS
Diagnostic Criteria - Systemic ... ANA level above laboratory ... determined by Positive test ... Direct Coombs’ test ... #Diagnosis #Rheumatology
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Systemic Lupus Erythematosus ... Initial screening test ... block • Sjogren syndrome ... polymyositis overlap syndrome ... Summary #diagnosis #rheumatology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... affected joint • Systemic ... more time for the laboratory ... Rheumatoid #Arthritis #laboratory ... #Rheumatology
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
• Homogeneous: Systemic ... ) • Speckled: Systemic ... SLE), Sjogren's Syndrome ... • Peripheral: Systemic ... ANA #patterns #rheumatology
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
Laboratory Diagnosis ... susceptibility testing ... the preferred test ... testing of skin ... the workup • Test