88 results
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Hemolytic Anemias ... Diagnosis Algorithm Signs ... of anemia and hemolysis ... • Extrinsic RBC ... • Intrinsic RBC
Aplastic Anemia - Illness Script
Signs and symptoms:
 • Recurrent infections from neutropenia
 • Mucosal bleeding from
Aplastic Anemia ... Illness Script Signs ... Treatment: • Consider ... progress to MDS or acute ... diagnosis #management #treatment
Causes of False Elevation and Reduction in HbA1c

== False Elevation ==
Decreased RBC turnover 
• Iron, B-12,
== Decreased RBC ... Hypertriglyceridemia • Uremia ... Glucose Content • RBC ... turnover • Acute ... • Hemolytic anemia
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Normal RBCs • Acute ... Spherocytes, RBC ... Microangiopathic Hemolytic Anemias ... #Normocytic #Anemia
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Overall Approach to Anemia ... Blood Loss • Acute ... Deficiency • Aplastic Anemia ... • Anemia of Chronic ... Non-lmmune #Anemia
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell (RBC ... Iron-deficiency anemia ... Sideroblastic anemia ... Malignant tumors, Acute ... coagulopathy (DIC) #RBC
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Autoimmune Hemolytic Anemia ... DIAGNOSE AIHA • Anemia ... ↑ LDH • Anti-RBC ... Autoimmune #Hemolytic #Anemia ... diagnosis #management #treatment
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Artifact (redo CBC ... Infectious: • Acute ... effect following treatment ... Iron deficiency anemia
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
transform into a RBC ... particular degree of anemia ... Index < 2: • Anemia ... Index > 3: • Acute ... , Intrinsic RBC
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
- ACS, AKI, acute ... >100k, + lab signs ... organ damage • Treatment ... Low calcium • Treatment ... - Hyperkalemia treatment