61 results
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Hemolysis - Diagnostic ... Algorithm and Causes ... hyperplasia of bone ... Hemolysis #Hemolytic #Anemia ... #Workup #Hematology
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
- Differential Diagnosis ... Reactive: • Anemia ... /blood loss (Fe ... #causes #Platelets ... #hematology
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
1) DIAGNOSE AIHA ... type ± C3d • Blood ... 2) LOOK FOR a cause ... #diagnosis #management ... #treatment #rheumatology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
the peripheral blood ... Hypogonadism • Bone ... > 3: • Acute blood ... Production #Index #hematology ... #diagnosis #calculation
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
and Management ... old, ~10,000 new cases ... cytopenias (usually anemia ... • Bone marrow ... #hematology #oncology
Aplastic Anemia - Illness Script
Signs and symptoms:
 • Recurrent infections from neutropenia
 • Mucosal bleeding from
Aplastic Anemia ... Diagnosis: • Pancytopenia ... with hypocellular bone ... #diagnosis #management ... #treatment #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... plateletcount), peripheral blood ... changes), high MCV anemia ... candidate) - Bone ... #hematology
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
- Differential Diagnosis ... Water - Pus - Blood ... Transverse myelitis • Hematology ... : - Anemia • ... #differential #diagnosis
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
Anemia Diagnostic ... in peripheral blood ... High in acute blood ... Low in bone marrow ... #Workup #Hematology
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... Generally affects long bones ... • XR, MRI to ... #differential #diagnosis ... #causes #hematology