13 results
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... elliptocytosis - RBC ... immune-complex hemolytic anemia ... • Acute HTR ... #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Causes Intravascular ... ) - HELLP syndrome ... Hemolytic uremic syndrome ... • Intrinsic RBC ... #anemia
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Myelodysplastic syndrome ... Malignant tumors, Acute ... Hemolytic uremic syndrome ... , Disseminated intravascular ... #differential #hematology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... count cause hyperviscosity ... - ACS, AKI, acute ... >100k, + lab signs ... : • Pathophysiology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
malignancy (Especially acute ... protein C and S Pathophysiology ... Treat primary cause ... Coagulation #diagnosis #causes ... treatment #management #hematology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
- Summary Acute ... Epidemiology: • 1-2 cases ... Guillain-Barre Pathophysiology ... - NORMAL CSF WBC ... variants: (1) acute
Anemia of Hospitalization - Pathophysiology

Why does the Hgb/Hct drop in the first two days during hospitalization?

Interestingly,
- Pathophysiology ... from blood to the extravascular ... prolonged rest can cause ... blood loss or acute ... #pathophysiology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Miller Fischer and PCB ... test - Cogan sign ... - Peek sign ... aspiration and acute ... diagnosis #management #neurology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Physical Exam/Signs ... Lymphocytosis on CBC ... • Neutropenia, anemia ... • Richter’s Syndrome ... ’s lymphoma or acute
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
-> AML: Blast crises ... count ↑ PLT • ↑ PBS ... develop leukostasis syndrome ... - infiltrates (anemia ... • Tumor lysis syndrome