11 results
Mixing Study
 • Clotting tests can be abnormal due to either a clotting factor deficiency, or
Clotting tests can be abnormal ... Plasma → Recheck abnormal ... Study #diagnosis #hematology ... #pathophysiology ... #hematology #laboratory
Algorithm for Investigation of Abnormal Coagulation Tests
- Prolonged PT
- Prolonged aPTT and Prolonged PT
- Prolonged aPTT

Dr.
Algorithm for Investigation ... of Abnormal Coagulation ... #APTT #Laboratory ... #Hematology #Diagnosis ... #Workup
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
calcium-b) • Laboratory ... • Immunologic Workup ... • Immunologic Workup ... #comparison #table ... #rheumatology #
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Erythematosus (SLE ... versus DIL • Laboratory ... - CRP: Usually normal ... • Immunologic Workup ... Management #Summary #rheumatology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Consumption of Clotting Factors ... protein C and S Pathophysiology ... venipuncture sites Laboratory ... - APTT < 1.5 x normal ... treatment #management #hematology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Differential Diagnosis Algorithm ... Thrombocytopenia - Abnormal ... deficiency - Abnormal ... deficiency Work ... #Causes #dermatology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... • Rheumatoid factor ... more time for the laboratory ... Rheumatoid #Arthritis #laboratory ... #workup #diagnosis
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
TTP - Laboratory ... von Willebrand factor-cleaving ... levels - Usually normal ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup ... #Hematology
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Differential Diagnosis Algorithm ... Better call hematology ... some time, let’s see ... you’ll do a good workup ... #workup #hematology
Drug Induced Lupus (DIL)
 • Epidemiology: -10% of all lupus cases, drug-dependent, 4:1 to 1:1 F:M
is rare in DIL, SCLE-DIL ... calcium-b) • Laboratory ... CRP - Usually normal ... • Immunologic Workup ... DrugInduced #Lupus #DIL #rheumatology