79 results
Heparin-Induced Thrombocytopenia (HIT) Evaluation Algorithm

- Dr. Josh Farkas @PulmCrit

#4TScore #HITT #Algorithm #HeparinInduced #Thrombocytopenia #Diagnosis #Criteria #Hematology
Thrombocytopenia (HIT ... PulmCrit #4TScore #HITT ... Thrombocytopenia #Diagnosis ... #Criteria #Hematology
Heparin Induced Thrombocytopenia (HIT) - Likelihood, Diagnosis and Management
 - HIT Suspected
 - Calculate 4T Score
Thrombocytopenia (HIT ... - Likelihood, Diagnosis ... Management - HIT ... PF4 Results #HIT ... #Management #Hematology
Warm vs Cold Autoimmune Hemolytic Anemia
Warm Autoimmune Hemolytic Anemia:
 • Mechanism: IgG and Complement-mediated
 • Etiology:
Autoimmune Hemolytic Anemia ... Autoimmune Hemolytic Anemia ... Autoimmune Hemolytic Anemia ... disorder, Mycoplasma, HIV ... #hematology #diagnosis
Bayesian combination of 4T score with Heparin PF4 antibody titer to obtain the post-test probability of
probability of HIT ... PF4Antibody #Bayesian #Diagnosis ... #Hematology #HITT
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... Risks factor for HIV ... peripheral blood smear, HIV ... changes), high MCV anemia ... Causes #Workup #hematology
Approach to suspected Heparin-Induced Thrombocytopenia (HIT)

 • Suspected HIT Algorithm
 • "4 T's" clinical probability score:
Thrombocytopenia (HIT ... • Suspected HIT ... other sequelae of HIT ... Thrombocytopenia #HIT ... #hematology #diagnosis
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
- Differential Diagnosis ... Megakaryopoiesis • Aplastic Anemia ... Quinidine • HIT ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Calculating a Reticulocyte Index (RI)
Reticulocyte Index = Absolute Reticulocyte Count / Maturation Correction
Absolute Reticulocyte Count =
reticulocytes x Patient's Hct ... / Normal Hct ... Index #RI #RPI #hematology ... #diagnosis #anemia
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
- HIV • Immune ... (HIV) • Parvovirus ... • Epstein-Barr virus ... #oncology #hematology ... #diagnosis #management
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
- Differential Diagnosis ... deficiency • Fanconi’s anemia ... • Epstein-Barr virus ... #Differential #Diagnosis ... #Hematology