11 results
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Hemolytic Anemias ... Reticulocytes • Abnormal peripheral ... smear Immune-mediated ... Matthew Ho, MD PhD ... #hematology
Laboratory Testing in Hemolytic Anemia

Intravascular vs Extravascular Hemolysis
Reticulocytes
Unconjugated bilirubin
LDH
Peripheral smear
Haptoglobin
Urine hemosiderin
Urine hemoglobin
Carboxyhemoglobin

#Hemolytic #Anemia #Laboratory #Testing #workup
Laboratory Testing in Hemolytic ... Extravascular Hemolysis ... bilirubin LDH Peripheral ... smear Haptoglobin ... #hemolysis
Peripheral Blood Smear Analysis
Hypochromia
Megaloblastic Anemia
Schistocytes: Microangiopathic hemolytic anemia (e.g. DIC, TTP, HUS)
Microspherocytes: Autoimmune hemolytic anemia
Sickled red
Peripheral Blood ... Microangiopathic hemolytic ... Microspherocytes: Autoimmune hemolytic ... Analysis #hematology ... #microscopy #interpretation
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
microangiopathic hemolytic ... Microangiopathic hemolytic ... microangiopathic #hemolytic ... #anemia #Hematology ... #Microscopy
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
Hemolytic Anemia ... Hereditary: • Peripheral ... blood smear + DAT ... Immune mediated hemolysis ... Microangiopathic hemolytic
Pancytopenia - Differential Diagnosis Algorithm
 • 12-13 g/dL,
 • ANC < 1800/uL,
 • platelet < 150,000/uL

Initial
12-13 g/dL, • ANC ... BMP, uric acid, peripheral ... smear, reticulocyte ... ↑ Destruction (hemolysis ... #hematology #workup
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Differential Diagnosis Algorithm ... Peripheral Smear ... blood loss, Acute hemolysis ... Matthew Ho, MD PhD ... Differential #Diagnosis #Algorithm
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Dehydrogenase ↑ - Peripheral ... Blood Smear ↑ abnormal ... Urobilinogen #Hemolysis ... Differential #Diagnosis #hematology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
hemorrhage and hemolysis ... intravascular hemolysis ... blood smear - Shows ... out an immune hemolytic ... the severity of hemolysis
Algorithm for the evaluation of macrocytic anemia. (RBC = red blood cell; MMA = methylmalonic acid.)
Physicians
Algorithm for the ... by ordering a peripheral ... smear, a reticulocyte ... Hemorrhage or hemolysis ... #Workup #AAFP