32 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
Thrombotic Microangiopathy - TTP VS HUS

Big picture points : Often hard to differentiate the two entities,
Microangiopathy #thrombocytopenic ... HemolyticUremicSyndrome #HUS #thrombocytopenia ... #Comparison #Diagnosis ... #Table #Hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... - Differential Diagnosis ... Heart Valve) #Thrombocytopenia ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... microangiopathy: Thrombotic thrombocytopenic ... Other: Transfusion reaction ... #differential #diagnosis ... #hematology #anemia
Thrombotic Microangiopathies - Primary Thrombotic Microangiopathy (TMA) - Differential Diagnosis Table

 • Thrombotic Thrombocytopenic Purpura (TTP)
- Differential Diagnosis ... Table • Thrombotic ... Thrombocytopenic ... Microangiopathy #TMA #hematology ... #differential #diagnosis
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 ... Lymphohistiocytosis #diagnosis ... #hematology #criteria
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
- Transfusion Reactions ... : ARDS Berlin Criteria ... #Transfusion #Reactions ... #hematology #diagnosis ... #comparison #table
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... - Differential Diagnosis ... NSAIDs, quinine, etc ... #Differential #Diagnosis ... #Framework #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... inflammation • Thrombocytopenia ... fever • Drug reactions ... #Differential #Diagnosis ... #hematology #rheumatology
4T Score for Heparin-Induced Thrombocytopenia

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