10 results
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... - Differential ... ): • Acute infection ... malignancies • Anemia ... #hematology #secondary
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Thrombocytosis - ... Differential Diagnosis ... Reactive: • Anemia ... Diagnosis #causes ... #Platelets #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... - Differential ... Myelofibrosis Infectious ... Iron deficiency anemia ... #Differential #
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... leakage of RBC's secondary ... - Hemolytic anemia ... SLE) - Viral infections ... #Diagnosis #hematology
Causes of Neutropenia - Differential Diagnosis
Neonate:
 - Infection - by far the most common cause
 -
- Differential ... drug reactions - Secondary ... Megaloblastic anemia-rare ... #Neutropenia #differential ... #hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
-> AML: Blast crises ... basophilia, and thrombocytosis ... - infiltrates (anemia ... bone marrow and secondary ... #Leukemia #Hematology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
DDX: Rule Out Secondary ... CausesAnemia ... • Parvovirus infection ... blood count with differential ... Syndromes #diagnosis #hematology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
very remarkable w/differential ... vasculitis vs infection ... systemic complaints- anemia ... , thrombocytosis ... identifies 85 to 95% of cases
Polymyalgia Rheumatica (PMR) Diagnosis and Management Summary

WHAT?
 • Polymyalgia rheumatica (PMR) is a common systemic inflammatory
disease of unknown cause ... hypothyroidism, infection ... • Normocytic anemia ... , thrombocytosis ... normal and can help differentiate
Hemophagocytic Lymphohistiocytosis (HLH)

High mortality without prompt recognition and management. HLH is a critical diagnostic consideration in
hyperinflammatory syndrome caused ... or triggers) is crucial ... STX11, STXBP2 • Secondary ... - Cytopenias (anemia ... Diagnosis #Management #Hematology