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

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... hemolysis, deficiency anemia ... Rebound effect from treatment ... Kawasaki, Nephrotic syndrome ... #Algorithm #hematology
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
deficiency • Fanconi’s anemia ... Wiskott-Aldrich syndrome ... Autoimmune Diseases: • Systemic ... deficiency Infections ... #Hematology
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
Myelodysplastic Syndrome ... = funny-shaped cells ... cytopenias (usually anemia ... risk-stratification • Risks: infection ... #hematology #oncology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Lupus (SLE) General ... Demyelinating syndromes ... ) Blood (75%): Anemia ... signs #symptoms #diagnosis ... #rheumatology
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
erythematosus (SLE ... erythematosus (SLE ... ), Sjogren's Syndrome ... ANA #patterns #rheumatology ... #diagnosis #differential
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
block • Sjogren syndrome ... polymyositis overlap syndrome ... severe disease Treatment ... #Summary #diagnosis ... #rheumatology #
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Megakaryopoiesis • Aplastic Anemia ... Autoimmune • ITP • SLE ... Non-lmmune: • HELLP Syndrome ... Vasculitis • Infection ... Algorithm #Causes #Hematology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... - Differential Diagnosis ... RA, SLE, PRV, Chronic ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
erythematosus [SLE ... ], AOSD) • Infection ... with leukopenia, anemia ... #Diagnosis #Management ... #Hematology #Rheumatology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential Diagnosis ... Myelofibrosis Infectious ... effect following treatment ... Iron deficiency anemia ... Algorithm #Causes #Hematology