42 results
Approach to a Positive (+) Rheumatoid Factor (RF)
(+) RF does not always = RA
Rheumatic disorders:
 •
RA Rheumatic disorders ... arthritis • SLE ... of Liver & Lung ... Rheumatoid #Factor #RF #rheumatology ... #laboratory #differential
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential ... Diagnosis and Workup ... ., SLE), anti-phospholipid ... #Differential # ... #hematology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Destruction • Abnormal ... Sequestration Disordered ... Rare • Drugs (e.g ... Iatrogenic) • Liver ... Algorithm #Causes #Hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Volume (MCV) - Differential ... Increased Requirement (e.g ... • Small Bowel Disorder ... Deficiency - Abnormal ... Algorithm #Causes #Hematology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Erythematosus (SLE ... ) Clinical Manifestations ... , Seizure disorders ... Lumbar Puncture, EEG ... CNS #neurology #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... deficiency • Liver ... Associated - SLE ... #Diagnosis #hematology ... #rheumatology #
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Volume (MCV) - Differential ... • Secondary (e.g ... RA, SLE, PRV, Chronic ... Normocytic #Anemia #Differential ... Algorithm #Causes #Hematology
Summary of Coagulation Deficiencies
Inherited:
 • Hemophilia A - Deficiency of Factor VIII
 • Hemophilia B -
) • Advanced Liver ... Malignancy, Autoimmune disorders ... (e.g. ... RA, SLE), Post-partum ... comparison #diagnosis #hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... evaluation or workup ... signs or symptoms (eg ... #Algorithm #Differential ... #diagnosis #hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Volume (MCV) - Differential ... Chronic Disease Normal ... Chronic Disease (e.g ... Renal Disease, Liver ... Algorithm #Causes #Hematology