29 results
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
• Rheumatoid Arthritis ... Fatigue • Acute ... Age > 50 • Chronic ... Algorithm #Causes #Hematology ... #Oncology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential Diagnosis ... Artifact (redo CBC ... Infectious: • Acute ... or Chronic Inflammatory ... Iron deficiency anemia
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
- Differential Diagnosis ... Blood Loss • Acute ... RBCs on Smear • Chronic ... • Anemia of Chronic ... Algorithm #Causes #Hematology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
- Differential Diagnosis ... RA, SLE, PRV, Chronic ... Normal RBCs • Acute ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

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

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

1) Chronicity:
to Joint Pain - Diagnostic ... rheumatic fever • Chronic ... #Joint #Pain #MSK ... #rheumatology # ... approach #workup
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
Anemia Diagnostic ... (MCV): Average RBC ... High in acute blood ... #Algorithm #Diagnosis ... #Workup #Hematology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... , erythema and WBC ... noninflammatory Signs ... #Differential #Diagnosis ... #MSK #rheumatology
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
Algorithm Acute ... T-cell - CD7, CD3 Chronic ... Pelger-Huet, Macrocytic anemia ... bcr-able (+) ↑ WBC ... Blood #Disorders #hematology