54 results
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Thrombocytosis - Differential ... Polycythemia Vera • Chronic ... : • Acute or Chronic ... effect following treatment ... Iron deficiency anemia
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
hemolysis, deficiency anemia ... Rebound effect from treatment ... Rheumatologic, Vasculitides ... Kawasaki, Nephrotic syndrome ... • Infections: Chronic
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Volume (MCV) - Differential ... RA, SLE, PRV, Chronic ... #Differential # ... Algorithm #Causes #Hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Myelodysplastic syndrome ... • Sickle cells ... Hemolytic uremic syndrome ... key #diagnosis #differential ... #hematology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
of chronic inflammation ... of chronic kidney ... Myelodysplastic syndrome ... morphologic #mcv #differential ... diagnosis #causes #hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Thrombocytopenia - Differential ... Megakaryopoiesis • Aplastic Anemia ... Non-lmmune: • HELLP Syndrome ... HUS • DIC • Vasculitis ... Algorithm #Causes #Hematology
VEXAS (Vacuoles, E1 enzyme, X-linked, Autoinflammatory, Somatic) Syndrome
Clinical Syndrome:
 • Common Clinical Features: alveolitis, ear and
recurrent fevers, vasculitis ... • Hematologic ... Abnormalities: macrocytic anemia ... criteria for 1) hematologic ... blood myeloid cells
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... - Hemolytic anemia ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... Vasculopathy #Purpura #Differential
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Thrombocytosis - Differential ... malignancies • Anemia ... hemorrhage) • Chronic ... Myelodysplastic syndrome ... Diagnosis #Causes #hematology
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Dyspnea - Differential ... Pulmonary HTN - Vasculitis ... Hepatopulmonary syndrome ... Transverse myelitis • Hematology ... : - Anemia