151 results
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... Rebound effect from treatment ... Kawasaki, Nephrotic syndrome ... : Chronic infections ... Diagnosis #Algorithm #hematology
Hypereosinophilia and Hypereosinophilic Syndrome

 • Secondary Hypereosinophilic Syndrome
 • Clinically Relevant HES Variants
 • When to
Hypereosinophilic Syndrome ... Hypereosinophilic Syndrome ... suspect underlying hematologic ... Diagnosis and Treatment ... #HES #Hematology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
parvovirus B19 infection ... Malar rash • SLE ... parvovirus B19 infection ... Antiphospholipid-antibody syndrome ... differential #diagnosis #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
) - Viral infections ... Kasabach-Merritt syndrome ... Associated - SLE ... Differential #Diagnosis #hematology ... #rheumatology #
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
Myelodysplastic Syndrome ... = funny-shaped cells ... risk-stratification • Risks: infection ... only curative treatment ... #hematology #oncology
Summary of Infections in which Steroids play a role in treatment
 • TB meningitis
 • TB
play a role in treatment ... reconstitution inflammatory syndrome ... per se) • Refractory ... • Ramsay Hunt syndrome ... #management #treatment
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Autoimmune • ITP • SLE ... Non-lmmune: • HELLP Syndrome ... Vasculitis • Infection ... Algorithm #Causes #Hematology
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
block • Sjogren syndrome ... polymyositis overlap syndrome ... • Specific for SLE ... severe disease Treatment ... Summary #diagnosis #rheumatology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Myelofibrosis Infectious ... Non malignant hematologic ... effect following treatment ... states • Non-hematologic ... Algorithm #Causes #Hematology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Activation of CD8 T cells ... Autoimmune diseases: SLE ... Unknown cause Treatment ... diagnosis #management #treatment ... #summary #rheumatology