27 results
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 Anemia ... #Anemia #Laboratory ... #Testing #workup ... #diagnosis #hematology
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
anemia, PNH, immune ... elevated serum LDH level ... • Tumor lysis syndrome ... polyangiitis • Behçet's syndrome ... differential #diagnosis #Laboratory
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Myelodysplastic syndrome ... spherocytosis, Hemolytic ... Schistocytes - Hemolytic ... uremic syndrome ... #differential #hematology
Hepatobiliary Manifestations of Sickle Cell Disease
Acute sickle cell hepatic crisis:
 • Fever, acute onset RUQ pain,
Supportive with treatment ... hepatomegaly and anemia ... Liver transplant ... Hepatobiliary #hepatology ... #hepatitis #differential
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Drug-associated, PCH, Evans Syndrome ... Defects, Drugs, Liver ... Defects: Sickle cell anemia ... Hypophostphatemia Laboratory ... Differential #Diagnosis #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... bartonella (oroya fever ... #Anemia #Differential ... Diagnosis #Algorithm #workup ... #hematology #testing
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... blood loss, Acute hemolysis ... , deficiency anemia ... Diagnosis #Algorithm #hematology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
TTP - Laboratory ... result in severe anemia ... anemia Indirect ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup ... #Hematology
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Check Acute viral hepatitis ... Check Acute viral hepatitis ... • Gilbert's syndrome ... • Hemolysis ... #differential #Hepatology
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Presentation: • Fever ... : - Hepatitis ... index < 2 • EPO Level ... Treatment: ... #oncology #hematology