35 results
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
ALL Symptoms: ... extramedullary disease ... ) CLL Symptoms: ... #Hematology #Oncology ... #Diagnosis
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Leukemia, Tumour ... Autoimmune • ITP • SLE ... • CLL • APLA ... Non-lmmune: • HELLP Syndrome ... #Hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
non-Hodgkin lymphoma SLL ... with no early symptoms ... cells can indicate disease ... microglobulin Treatment ... #oncology #hematology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
) Pathophysiology ... : SLE+++, Adult-onset ... Drugs, Unknown cause ... #management #treatment ... #summary #rheumatology
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
old, ~10,000 new cases ... transformation to acute leukemia ... Allogeneic stem cell ... #Management #treatment ... #hematology #oncology
Chronic Lymphocytic Leukemia (CLL) - Summary
Overview: 
 • Most common leukemia in adults
 • Disorder of
minimal tumor burden Diagnosis ... chemotherapy for low-risk disease ... #oncology #hematology ... #hemeonc #diagnosis ... #management
Hemophagocytic Lymphohistiocytosis (HLH)
Definition: Overwhelming clinical syndrome associated with excessive macrophage activation and cytokine storm due to
Overwhelming clinical syndrome ... age, however the disease ... symptoms can mimic ... #management #treatment ... #hematology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
- Differential Diagnosis ... Vasculitides: Giant Cell ... arteritis, Cogan's Syndrome ... erythematosus (SLE ... #rheumatology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
blasts and high WBC ... count cause hyperviscosity ... • Lab values: WBC ... #TLS #diagnosis ... #management #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... pylori test (GI symptoms ... test, ANA (e.g., SLE ... not required in all ... #hematology