14 results
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
• Sickle cell ... Cold AIHA • PCH ... immune-complex hemolytic anemia ... Prosthetic heart valves ... Algorithm #Causes #Hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
- Sickle cell anemia ... PD deficiency, Pulmonary ... , Disseminated intravascular ... key #diagnosis #differential ... #hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
HELLP - Grafts, Valves ... Drug-associated, PCH ... Defects: Sickle cell ... anemia, Thalassemias ... #Diagnosis #hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
• Symptoms of anemia ... • hemolytic anemia ... younger pts) Differential ... the RBCs causing intravascular ... #hematology #diagnosis
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
formed or don’t work ... factor (GCSF) treatments ... Workup: • Complete ... blood count with differential ... Syndromes #diagnosis #hematology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
activity - A low value ... If the value is ... WBC count and differential ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup ... #Hematology
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
• Induce blast cell ... Imaging: CXR- pulmonary ... initiation • Differential ... fluid overload, PCC ... diagnosis #management #hematology
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
Weight loss • Anemia ... Hodgkin Lymphoma Workup ... Immunohistochemical studies (to differentiate ... Hodgkin Lymphoma Treatment ... classification #hematology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
Giant cell arteritis ... (GCA) Giant cell ... very remarkable w/differential ... systemic complaints- anemia ... Treatment of GCA
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
Bands > 15% • Uremia ... negative predictive value ... procalcitonin level Treatment ... cultures/nasal PCR ... #Pulmonary #Community