43 results
Autoimmune Hemolytic Anemia (AIHA) Pathophysiology - Warm vs Cold AIHA
Warm AIHA:
 - 70%; IgG mediated
 -
Autoimmune Hemolytic Anemia ... (AIHA) Pathophysiology ... or negative - Smear ... C3 positive - Smear ... #Pathophysiology
Peripheral Blood Smear Analysis
Hypochromia
Megaloblastic Anemia
Schistocytes: Microangiopathic hemolytic anemia (e.g. DIC, TTP, HUS)
Microspherocytes: Autoimmune hemolytic anemia
Sickled red
Peripheral Blood Smear ... Megaloblastic Anemia ... Autoimmune hemolytic anemia ... cells: Sickle cell disease ... Peripheral #Blood #Smear
Hemolytic anemia in Wilson's disease

#Wilsons #Disease #hemolytic #anemia #Hematology #pathophysiology
Hemolytic anemia ... in Wilson's disease ... #Wilsons #Disease ... #hemolytic #anemia ... #Hematology #pathophysiology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Overall Approach to Anemia ... Normochromic RBCs on Smear ... • Anemia of Chronic ... Disease • Marrow ... Spherocytes on Smear
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
Hemolytic Anemia ... Peripheral blood smear ... → Sickle Cell anemia ... malignancy, autoimmune disease ... Microangiopathic hemolytic anemia
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Normal Blood Smear ... • Pancreatic Disease ... • Liver Disease ... #Macrocytic #Anemia
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
, Drugs, Liver Disease ... Defects: Sickle cell anemia ... Electrolytes: Wilson's disease ... Peripheral Blood Smear
High Output Heart Failure - Pathophysiology and Differential Diagnosis
Obesity - Systemic Vasodilation, Vasoactive Adipokines
Arteriovenous Fistula -
Heart Failure - Pathophysiology ... Vasodilation Paget's Disease ... Vasodilation Lung Disease ... Metabolism Severe Anemia ... HeartFailure #CHF #Pathophysiology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
peripheral blood smear ... PT, aPTT(liver disease ... changes), high MCV anemia ... bypass), LFT (liver disease ... dysplasia on the smear
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Bandemia Overview ... • Autoimmune diseases ... -0/abstract BANDemia ... Degree of bandemia ... CBC #hematology #pathophysiology