88 results
Polycythemia (Erythrocytosis) - Pathophysiology

#Polycythemia #Erythrocytosis #Pathophysiology #hematology #algorithm #differential #diagnosis
Polycythemia (Erythrocytosis ... Pathophysiology #Polycythemia ... Pathophysiology #hematology ... #algorithm #differential ... #diagnosis
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential Diagnosis ... Algorithm Spurious ... thrombocytosis • Polycythemia ... disorders • Celiac disease ... #Hematology
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Differential Diagnosis ... Algorithm Elevated ... Cardiac/pulmonary disease ... #Differential #Diagnosis ... #Algorithm #hematology
Polycythemia vera, Essential thrombocythemia, Primary myelofibrosis Diagnosis Algorithm
 • Polycythemia vera → Blood JAK2 mutation screening
Polycythemia vera ... myelofibrosis Diagnosis ... AlgorithmPolycythemia ... cytogenetics #hematology ... #PV #ET #diagnosis
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
- Differential Diagnosis ... Algorithm Relative ... #Differential #Diagnosis ... #Algorithm #Causes ... #Hematology
Diagnostic Schema for Hyperferritinemia

Pearl: Diseases associated with extreme elevations: 
1. HLH 
2. Still's disease 
3. Systemic
Diagnostic Schema ... Still's disease ... Hyperferritinemia #Algorithm ... #Differential #Diagnosis ... #Hematology
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
- Differential Diagnosis ... Algorithm Infectious ... disorders (eg. polycythemia ... #Algorithm #Causes ... #Hematology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Rash • Human ... infection Malar rash ... Sarcoidosis #dermatology ... #differential #diagnosis ... #rheumatology
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Diagnosis Algorithm ... Better call hematology ... Best to have an ... #Algorithm #workup ... #hematology
Approach to Von Willebrand disease (VWD)

By Matthew Ho, MD PhD @MatthewHoMD

#VWD #Von #Willebrand #VonWillebrand #disease #hematology
Von Willebrand disease ... VonWillebrand #disease ... #hematology #algorithm ... #diagnosis