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

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... Kawasaki, Nephrotic syndrome ... : Chronic infections ... post-splenectomy, Exercise, Allergic ... #Algorithm #hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Malaise, bleeding, infections ... develop leukostasis syndrome ... • Tumor lysis syndrome ... #Leukemia #Hematology ... #Oncology #Diagnosis
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Chronic Lymphocytic ... Leukemia - Summary ... weeks without infection ... Physical Exam/Signs ... workup #oncology #hematology
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
Myelodysplastic Syndrome ... Summary myelo ( ... risk-stratification • Risks: infection ... Allogeneic stem cell ... #hematology #oncology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
- Differential Diagnosis ... Thrombocytosis): • Acute infection ... Myelodysplastic syndrome ... myeloid leukemia (CML ... #Causes #hematology
Basophilia - Differential Diagnosis Framework

Basophils < 1% of the total white blood cell count
Basophils function similarly
- Differential Diagnosis ... released during an allergic ... Disorders: • Chronic ... #Differential #Diagnosis ... #causes #hematology
Causes of Eosinophilia - Differential Diagnosis
Bugs:
 - Fungus (aspergillosis)
 - Viral (HIV)
 - Ectoparasites (scabies, myiasis)
- Differential Diagnosis ... Primary: - CML ... Hypereosinophilic Syndrome ... - Chronic Eosinophilic ... #Causes #hematology
Approach to Elevated Tryptase - Differential Diagnosis Framework

The DDx of elevated tryptase can be broken down
- Differential Diagnosis ... • Parasitic infections ... Causes: • Mast cell ... activation syndrome ... #hematology #allergy
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to impaired B-cell ... Autoimmunity • Chronic ... syndrome, HIV) ... hypogammaglobulinemia #immunology #hematology ... #diagnosis #management
Aplastic Anemia - Illness Script
Signs and symptoms:
 • Recurrent infections from neutropenia
 • Mucosal bleeding from
Illness Script Signs ... : • Recurrent infections ... Consider stem cell ... #management #treatment ... #hematology