78 results
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Volume (MCV) - Differential ... (e.g. ... Renal Disease, Liver ... Reticulocytosis • Liver ... Algorithm #Causes #Hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
malignancies • Anemia ... inflammatory disorders ... (e.g. autoimmune ... Myelodysplastic syndrome ... Diagnosis #Causes #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
, Chronic disease ... Chemotherapy (e.g ... Unstable hemoglobin disorders ... RBC #Morphology #differential ... #diagnosis #hematology
Anemia - Underproduction Diagnostic Algorithm
 - Iron deficiency anemia
 - Anemia of chronic inflammation
 - Anemia
- Anemia of chronic ... of chronic kidney ... Probable bone marrow disorder ... Underproduction #Algorithm #hematology ... #diagnosis #differential
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Volume (MCV) - Differential ... Increased Requirement (e.g ... • Small Bowel Disorder ... Myelodysplastic Syndromes ... Algorithm #Causes #Hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Thrombocytosis - Differential ... : • Acute or Chronic ... • Rheumatic disorders ... Iron deficiency anemia ... Algorithm #Causes #Hematology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
of chronic kidney ... : Alcohol use, Liver ... Myelodysplastic syndrome ... morphologic #mcv #differential ... diagnosis #causes #hematology
Approach to a Positive (+) Rheumatoid Factor (RF)
(+) RF does not always = RA
Rheumatic disorders:
 •
RA Rheumatic disorders ... : • Chronic infections ... of Liver & Lung ... Rheumatoid #Factor #RF #rheumatology ... #laboratory #differential
Mesenteric Ischemia - Differential Diagnostic Schema
Chronic: ASCVD, Venous, Vasculitides 5% (PAN, [E]GPA, IgA, MPA)
Acute
 - Venous
Chronic: ASCVD, ... Thrombus, 1° clotting disorder ... inflammation (e.g ... Antiphospholipid syndrome ... #Schema #Differential
Causes of Neutrophilia - Increased Neutrophils - Differential Diagnosis Algorithm
Infection
 • Bacterial
 • Abscess
 • Viral
Medications
Neutrophils - Differential ... Solid Tumour (e.g ... • Metabolic disorders ... • Chronic myelogenous ... Algorithm #Causes #Hematology