82 results
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Hemolytic Anemias ... Diagnosis Algorithm Signs ... • Extrinsic RBC ... • Intrinsic RBC ... Diagnosis #Algorithm #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Iron deficiency anemia ... anemia (sometimes ... Sideroblastic anemia ... iron deficiency anemia ... differential #diagnosis #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Artifact (redo CBC ... Infectious: • Acute ... disorders • Celiac disease ... Non malignant hematologic ... Iron deficiency anemia
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell (RBC ... , Liver diseases ... Malignant tumors, Acute ... coagulopathy (DIC) #RBC ... #differential #hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Overall Approach to Anemia ... Blood Loss • Acute ... • Anemia of Chronic ... Disease • Marrow ... Algorithm #Causes #Hematology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Normal RBCs • Acute ... Spherocytes, RBC ... #Normocytic #Anemia ... Algorithm #Causes #Hematology
Leser–Trélat Sign on Physical Exam

Acute onset of multiple seborrheic keratoses, often a paraneoplastic sign of malignancy.

#Leser
Leser–Trélat Sign ... Physical Exam Acute ... paraneoplastic sign ... #video #skin #dermatology ... #oncology
Common RBC Inclusions and Associations
 • Howell Jolly Bodies: Hyposplenism, Asplenism, Severe hemolytic anemia
 • Heinz
Common RBC Inclusions ... Severe hemolytic anemia ... , Hemolytic anemia ... : Hemoglobin H disease ... Bodies #diagnosis #hematology
Causes of False Elevation and Reduction in HbA1c

== False Elevation ==
Decreased RBC turnover 
• Iron, B-12,
== Decreased RBC ... Hypertriglyceridemia • Uremia ... turnover • Acute ... • Hemolytic anemia ... End-stage renal disease
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
transform into a RBC ... Chronic kidney disease ... Index > 3: • Acute ... , Intrinsic RBC ... Production #Index #hematology