10 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... smear, HIV/HCV testing ... test, ANA (e.g., SLE ... changes), high MCV anemia ... #hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... for secondary causes ... organ-specific signs ... #Differential #diagnosis ... #hematology #eosinophilia
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... - Hemolytic anemia ... Splenomegaly - CTD (SLE ... Associated - SLE ... #hematology #rheumatology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... Extravascular Causes ... usually IgG) (e.g. lupus ... lymphoproliferative disorders ... #hematology #anemia
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... genotypes): SS, SC, SE ... Consider RBC membrane disorder ... Algorithm #workup #hematology ... #testing
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... joint • Systemic lupus ... the presence of anemia ... metabolic or endocrine disorders ... #testing #Rheumatology
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
- Differential Diagnosis ... inhibitor and lupus ... discern these causes ... fibrinogen levels, and testing ... #Hematology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Arthritis Differential Diagnosis ... Mechanical/degenerative disorders ... noninflammatory Signs ... weeks) Can Be Caused ... arthritis • SLE
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
non-Hodgkin lymphoma SLL ... Physical Exam/Signs ... lymphoproliferative disorders ... • Neutropenia, anemia ... workup #oncology #hematology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
are a group of disorders ... Neutropenia • Platelet Disorders ... Treatment: Goals: Treating ... Myelodysplastic #Syndromes #diagnosis ... #hematology #oncology