19 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... anemia): ... lymphoproliferative disorders ... #differential # ... #anemia
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
AIHA • Anemia ... • Blood smear: Differential ... 2) LOOK FOR a cause ... #management #treatment ... #rheumatology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
- Differential ... malignancies • Anemia ... iron deficiency, hemolysis ... Chronic inflammatory disorders ... Myelodysplastic syndrome
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... DIC/TTP/HUS - Hemolytic ... anemia - Splenomegaly ... Kasabach-Merritt syndrome ... #rheumatology #
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential ... Artifact (redo CBC ... • Rheumatic disorders ... Iron deficiency anemia ... #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential ... decreased PLT count: CBC ... changes), high MCV anemia ... #Differential # ... #Workup #hematology
Hyperuricemia - Differential Diagnosis Algorithm
Primary - Over-production
     • Increased turnover of nucleotides
Primary
Lymphoproliferative Disorders ... Leukemia (CML) - Hemolytic ... Anemia - Others ... Diagnosis #Algorithm #endocrinology ... #causes
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Volume (MCV) - Differential ... • Small Bowel Disorder ... Myelodysplastic Syndromes ... #Hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Syndrome ... • Symptoms of anemia ... anemia • Cold ... younger pts) Differential ... #anemia #hematology
Ketosis Disorders
Ketone bodies are a normal metabolic energy source. Excessive unregulated production of ketones, often accompanied
Ketosis Disorders ... of re-feeding syndrome ... #ketones #differential ... #diagnosis #management ... #endocrinology