20 results
Heparin-Induced Thrombocytopenia (HIT) Evaluation Algorithm

- Dr. Josh Farkas @PulmCrit

#4TScore #HITT #Algorithm #HeparinInduced #Thrombocytopenia #Diagnosis #Criteria #Hematology
Heparin-Induced ... Thrombocytopenia ... HeparinInduced #Thrombocytopenia ... #Diagnosis #Criteria ... #Hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential Diagnosis ... following EtOH induced ... thrombocytopenia ... Iron deficiency anemia ... Algorithm #Causes #Hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... - Differential Diagnosis ... Megakaryopoiesis • Aplastic Anemia ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Thrombotic Microangiopathies - Primary Thrombotic Microangiopathy (TMA) - Differential Diagnosis Table

 • Thrombotic Thrombocytopenic Purpura (TTP)
- Differential Diagnosis ... Table • Thrombotic ... Thrombocytopenic ... TMA - Drug-induced ... Microangiopathy #TMA #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Chemotherapy (e.g ... Mechanical valve induced ... , Etc. ... #differential #diagnosis ... #hematology #microscopy
Hemophagocytic Lymphohistiocytosis (HLH)
Clinical Features: Fever, Splenomegaly, Hepatomegaly, Lymphadenopathy, Confusion
Classic lab findings in HLH: ↑↑ ferritin, Anemia,
: ↑↑ ferritin, Anemia ... , Thrombocytopenia ... IL-2 receptor Diagnostic ... ): Molecular diagnosis ... #hematology #criteria
4T Score for Heparin-Induced Thrombocytopenia

Interpretation of the 4T score:
0-3 points:  Low probability (<<1%)
  -
Score for Heparin-Induced ... Thrombocytopenia ... HeparinInduced #Thrombocytopenia ... #Diagnosis #Criteria ... #Hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... Causes: - Drug induced ... - Hemolytic anemia ... #hematology #rheumatology ... #nonpalpable #dermatology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... Microangiopathic hemolytic anemia ... microangiopathy: Thrombotic thrombocytopenic ... #differential #diagnosis ... #hematology #anemia
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... function test, ANA (e.g ... changes), high MCV anemia ... #Differential #Diagnosis ... Causes #Workup #hematology