10 results
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
- CD7, CD3 Chronic ... anemia - ... • Lymphoid (CLL ... bcr-able (-) - Polycythemia ... #hematology #Markers
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Polycythemia ... • Rheumatic disorders ... • Celiac disease ... Iron deficiency anemia ... #Hematology
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Myeloproliferative disorders ... (eg. polycythemia ... Inflammatory • Systemic ... Lupus Erythematosus ... #Hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... hemolysis, deficiency anemia ... • Infections: Chronic ... #Algorithm #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
, Chronic disease ... , MDS, Chemotherapy ... Unstable hemoglobin disorders ... #differential #diagnosis ... #hematology #microscopy
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Diagnosis Algorithm ... Better call hematology ... normal/high - Chronic ... #Algorithm #workup ... #hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
cells can indicate disease ... lymphoproliferative disorders ... • Neutropenia, anemia ... #workup #oncology ... #hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Differential Diagnosis ... lymphopenia, low PLT • Anemia ... : • Chronic B-cell ... #Diagnosis #Rheumatology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
common cytopenia: Macrocytic ... Marrow Failure • Chronic ... Myeloproliferative Disease ... Myelodysplastic #Syndromes #diagnosis ... #hematology #oncology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... affected joint • Systemic ... lupus erythematosus ... the presence of anemia ... #Rheumatology