24 results
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Burr Cell RBC (Echinocyte ... Bite Cell RBC: G6PD ... Unstable hemoglobin disorders ... differential #diagnosis #hematology ... #microscopy #atlas
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
on Smear • Chronic ... • Anemia of Chronic ... Membrane Disorder ... Diagnosis #Algorithm #Causes ... #Hematology
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
Blood Disorders ... - CD7, CD3 Chronic ... Pelger-Huet, Macrocytic anemia ... bcr-able (+) ↑ WBC ... #hematology #Markers
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... changes), high MCV anemia ... not required in all ... or if a primary hematologic ... #Workup #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Artifact (redo CBC ... : • Acute or Chronic ... • Rheumatic disorders ... Iron deficiency anemia
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
Anemia Diagnostic ... Mean corpuscular (cell ... (BM) ablative disorders ... Algorithm #Diagnosis #Workup ... #Hematology #Microcytic
Hematology Algorithms 

Anemia is described as a reduction in the proportion of the red blood cells.
Hematology Algorithms ... Pancytopenia is a hematologic ... involves production disorders ... that involves disorders ... These causes could
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... malignancies • Anemia ... inflammatory disorders ... myeloid leukemia (CML ... #hematology #secondary
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Chronic Lymphocytic ... lymphoproliferative disorders ... • Neutropenia, anemia ... Leukemia #diagnosis #workup ... #oncology #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
) (e.g. lupus, CLL ... lymphoproliferative disorders ... • Intrinsic RBC ... differential #diagnosis #hematology ... #anemia