21 results
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Hemophagocytic Lymphohistiocytosis ... (HLH) Pathophysiology ... Phagocytosis of blood ... #management #treatment ... #summary #rheumatology
Hemophagocytic Lymphohistiocytosis (HLH)
Definition: Overwhelming clinical syndrome associated with excessive macrophage activation and cytokine storm due to
age, however the disease ... is also observed ... HLH signs and symptoms ... #management #treatment ... #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... plateletcount), peripheral blood ... pylori test (GI symptoms ... not required in all ... #hematology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... high WBC count cause ... Lysis Syndrome: • Pathophysiology ... #diagnosis #management ... #hematology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Cerebrovascular Disease ... , PRES Pathophysiology ... autoantibodies that will cause ... #rheumatology # ... #management #treatment
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Myeloproliferative disease ... thrombus - atrial fibrillation ... coagulation and other causes ... Venous #Arterial #pathophysiology ... #hematology #differential
Low Alkaline Phosphatase - Hypophosphatasia 

Is Low Alkaline Phosphatase Of Clinical Importance?

ALP enzyme- Discovered in 1923
Low
Most cases diagnosed ... deficiency • blood ... mineralization Symptoms ... Phosphatase: • Other causes ... Hyophosphatasia #hepatology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
the peripheral blood ... extramedullary disease ... -> AML: Blast crises ... #Leukemia #Hematology ... #Oncology #Diagnosis
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
which can plug blood ... Cryofibrinogenemia Symptoms ... cryoglobulins • Negative causes ... #rheumatology # ... hematology
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
Caused by intrapulmonary ... passage • Arterial blood ... Can also be seen ... resolution of symptoms ... #hepatology