28 results
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Overall Approach ... to Anemia - Differential ... Blood Loss • Acute ... • Anemia of Chronic ... #Causes #Hematology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Diagnosis Algorithm ... RA, SLE, PRV, Chronic ... Normal RBCs • Acute ... Hypothyroid • Pregnancy ... #Causes #Hematology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
Diagnostic Framework ... Approach - MCV) ... disease, Acute ... morphologic #mcv #differential ... #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Thrombocytosis - Differential ... Diagnosis Algorithm ... Infectious: • Acute ... or Chronic Inflammatory ... Iron deficiency anemia
Oxyhemoglobin Dissociation Curve 

Left Shift - decreased unloading of O2 at tissue level (i.e.  increased
variant • fetal ... diphosphoglycerate: • pregnancy ... • chronic ... #Right #Shift #Differential ... #Causes #Diagnosis
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Approach to Thrombocytosis ... Platelet Count - Differential ... Diagnosis Algorithm ... , deficiency anemia ... • Infections: Chronic
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Acute and Chronic ... Diagnosis Pulmonary ... : Anemia, Arrhythmia ... : Ascites, Pregnancy ... Diagnosis
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Thrombocytosis - Differential ... Diagnosis Secondary ... Thrombocytosis): • Acute ... malignancies • Anemia ... #hematology #secondary
Approach to a Positive (+) Rheumatoid Factor (RF)
(+) RF does not always = RA
Rheumatic disorders:
 •
Approach to a Positive ... disorders: • Chronic ... Rheumatoid #Factor #RF #rheumatology ... #laboratory #differential ... #diagnosis
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
deficiencies: Chronic ... Index > 3: • Acute ... Production #Index #hematology ... #anemia #differential ... #diagnosis #calculation