30 results
Causes of Diffuse and Localized Lymphadenopathy - Differential Diagnosis Algorithm
 • Reactive (Inflammatory / Infectious)
 •
- Differential ... Diagnosis Algorithm ... Neoplastic (Leukemia, Lymphoma ... #Causes #Hematology ... #Oncology
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse Lymphadenopathy ... Diagnosis Algorithm ... Age > 50 • Chronic ... #Causes #Hematology ... #Oncology
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
- Differential ... Diagnosis Algorithm ... Tularemia • Secondary ... #Causes #Hematology ... #Oncology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Thrombocytosis - Differential ... Diagnosis Secondary ... iron deficiency, hemolysis ... Myelodysplastic syndrome ... #hematology #secondary
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... uremic syndrome ... e.g. lupus, CLL, lymphoma ... Extravascular #Causes #differential ... #diagnosis #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... blood loss, Acute hemolysis ... Metastatic cancer, Lymphoma ... • Infections: Chronic ... #hematology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Volume (MCV) - Differential ... Diagnosis Algorithm ... Hypersplenism • Secondary ... RA, SLE, PRV, Chronic ... #Causes #Hematology
Pancytopenia - Differential Diagnosis

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

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Diagnosis Congenital ... Wiskott-Aldrich syndrome ... • Leukemia • Lymphoma ... Antibody-mediated hemolysis ... #Diagnosis #Hematology
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
- Markers and Differential ... Diagnosis Algorithm ... ALL) - PAS, TdT Lymphadenopathy ... T-cell - CD7, CD3 Chronic ... Blood #Disorders #hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
develop leukostasis syndrome ... • Tumor lysis syndrome ... bone marrow and secondary ... #Leukemia #Hematology ... #Oncology #Diagnosis