52 results
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Volume (MCV) - Differential ... • Secondary (e.g ... RA, SLE, PRV, Chronic ... Normal RBCs • Acute
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Dyspnea - Differential ... Stable Angina • Acute ... • Abdominal Distention ... Pulmonary - Other • Anemia
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Volume (MCV) - Differential ... (e.g. ... Classification #Differential ... Diagnosis #Algorithm #Causes
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... - Differential ... Thrombocytosis): • Acute ... malignancies • Anemia ... inflammatory disorders (e.g
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Acute and Chronic ... Causes of Dyspnea ... - Differential ... : Anemia, Arrhythmia ... #Chronic #Causes
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
- Differential ... Blood Loss • Acute ... RBCs on Smear • Chronic ... • Anemia of Chronic ... Diagnosis #Algorithm #Causes
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... - Differential ... Infectious: • Acute ... or Chronic Inflammatory ... Iron deficiency anemia
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
of chronic inflammation ... of chronic kidney ... disease, Acute ... morphologic #mcv #differential ... #diagnosis #causes
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
of chronic inflammation ... deficiency (including chronic ... deficiencies: Chronic ... Index > 3: • Acute ... #differential #
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Causes of Anemia ... Volume (MCV) - Differential ... Iron Deficiency (Eg ... Causes: Chronic ... #elevatedMCV #Differential