27 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... anemia): ... e.g. lupus, CLL, lymphoma ... Extravascular #Causes #differential ... #anemia
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
- Differential ... Diagnosis Algorithm ... AIHA • PCH ... anemia • ... Prosthetic heart valves
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
- Monoclonal - Lymphoid ... Diagnosis: • hemolytic ... anemiaCold ... younger pts) Differential ... #hemolytic #anemia
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Cell Agglutinate: Cold ... cold hemoglobinuria ... , Malignant lymphoma ... RBC #Morphology #differential ... #diagnosis #hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... HELLP - Grafts, Valves ... Autoimmune: Warm AIHA, Cold ... Drug-associated, PCH ... Defects: Sickle cell anemia
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential ... Agglutination - Cold ... #Anemia #Differential ... #workup #hematology
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Diseases: • GATA2 ... deficiency • Fanconi’s anemia ... telomeropathy Cancer ... • Leukemia • Lymphoma ... Antibody-mediated hemolysis
Causes of Secondary IgA Nephropathy - Differential Diagnosis Algorithm
 • GI disorders: Celiac disease, Crohn's disease,
Nephropathy - Differential ... Diagnosis Algorithm ... : IgA myeloma, Lymphomas ... , RCC, Lung Cancer ... Pulm disorders: COPD
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
hematology for workup ... blood loss, Acute hemolysis ... , deficiency anemia ... Malignancy: Metastatic cancer ... , Lymphoma, Rebound
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
Dehydrogenase (LDH) - Differential ... Diagnosis Framework ... - Prosthetic valves ... Malignancy: • Lymphomas ... #diagnosis #Laboratory