37 results
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
type ± C3d • Blood ... smear: Differential ... 2) LOOK FOR a cause ... #management #treatment ... #rheumatology
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 Analysis ... Microangiopathic hemolytic ... #Smear #Analysis ... #hematology #microscopy
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
Hemolytic Anemia ... • Peripheral blood ... smear + DAT + further ... → Sickle Cell anemia ... Diagnosis #Algorithm #causes
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
Peripheral blood ... anemia. ... arrow) Peripheral smear ... #anemia #Hematology ... #Pathology #Smear
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Diagnosis Algorithm Blood ... Normochromic RBCs on Smear ... Spherocytes on Smear ... Diagnosis #Algorithm #Causes ... #Hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell ( ... spherocytosis, Hemolytic ... PD deficiency, Pulmonary ... Schistocytes - Hemolytic ... #differential #hematology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
result in severe anemia ... of Peripheral blood ... smear - Shows schistocytes ... anemia Indirect ... Diagnosis #Workup #Hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Defects: Sickle cell anemia ... - Peripheral Blood ... Smear ↑ abnormal ... Differential #Diagnosis #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
plateletcount), peripheral blood ... smear, HIV/HCV ... changes), high MCV anemia ... dysplasia on the smear ... #Workup #hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Algorithm Normal Blood ... Smear • Drugs ... Diagnosis #Algorithm #Causes ... #Hematology