45 results
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Differential Diagnosis Algorithm ... Abnormal peripheral smear ... • Extrinsic RBC ... • Intrinsic RBC ... Differential #Diagnosis #Algorithm
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Antibody Autoimmune Hemolytic ... reticulocytes • Hemolysis ... ↑ LDH • Anti-RBC ... C3d • Blood smear ... diagnosis #management #treatment
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
Hemolytic Anemia ... Differential Diagnosis Algorithm ... Peripheral blood smear ... Hypochromic & microcytic RBCs ... Differential #Diagnosis #Algorithm
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Differential Diagnosis Algorithm ... Bleed • Hemolysis ... Spherocytes, RBC ... Microangiopathic Hemolytic ... Differential #Diagnosis #Algorithm
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Differential Diagnosis Algorithm ... / Normochromic RBCs ... on Smear • Chronic ... Spherocytes on Smear ... Differential #Diagnosis #Algorithm
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... 2) External (RBC ... 3) Internal (RBC ... Peripheral Blood Smear ... Urobilinogen #Hemolysis
Plasmodium - Identification Algorithm
 • P. falciparum: RINGS AND GAMETOCYTES PREDOMINATE, Small delicate rings, <1/3 size
Identification Algorithm ... rings, <1/3 size RBC ... Multiple rings/RBC ... Identification #Algorithm ... #pathology #smear
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Intravascular Hemolysis ... Differential Diagnosis Algorithm ... and RES-mediated hemolysis ... elliptocytosis - RBC ... Differential #Diagnosis #Algorithm
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
microangiopathic hemolytic ... Microangiopathic hemolytic ... arrow) Peripheral smear ... anemia #Hematology #Pathology ... #Smear #Microscopy
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Differential Diagnosis Algorithm ... hypertension • Unusual RBC ... acanthocytes - Consider RBC ... Differential #Diagnosis #Algorithm