26 results
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Artifact (redo CBC ... Infectious: • Acute ... or Chronic Inflammatory ... disorders • Celiac disease ... Iron deficiency anemia
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Blood Loss • Acute ... RBCs on Smear • Chronic ... • Anemia of Chronic ... Disease • Marrow ... Algorithm #Causes #Hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... , deficiency anemia ... Vasculitides, IBD, Celiac disease ... • Infections: Chronic
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
transform into a RBC ... deficiencies: Chronic ... kidney disease, ... Index > 3: • Acute ... Production #Index #hematology
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
Approach to Joint Pain ... ), RA, crystal disease ... #Joint #Pain #MSK ... #rheumatology # ... approach #workup
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
, erythema and WBC ... the time course (acute ... noninflammatory Signs ... Differential #Diagnosis #MSK ... #rheumatology #
Oroya Fever
Hematologic disease caused by Bartonella bacilliformis
Restricted to the Andes highlands of Peru & Ecuador
B. bacilliformis:
Oroya Fever Hematologic ... disease caused ... Presentation ​- Acute ... anorexia, ARDS ​• RBC ... severe hemolytic anemia
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
Diagnosis Algorithm Acute ... T-cell - CD7, CD3 Chronic ... Pelger-Huet, Macrocytic anemia ... bcr-able (+) ↑ WBC ... Blood #Disorders #hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Physical Exam/Signs ... cells can indicate disease ... • Neutropenia, anemia ... ’s lymphoma or acute ... #oncology #hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
extramedullary disease ... count ↑ PLT • ↑ PBS ... - infiltrates (anemia ... #Leukemia #Hematology ... #Oncology #Diagnosis