18 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Autoimmune Hemolytic anemia ... Target: Antigen-Ab ... Dermatitis (ie. reaction ... #Types #Classification ... #Diagnosis #Definitions
Types of hypersensitivity reactions

Type I - lgE-Mediated, Within I Hour (Anaphylaxis)
Type II - IgG or IgM
hypersensitivity reactions ... Days (Hemolytic Anemia ... hypersensitivity #reactions ... #Types #Classification ... #Allergy #Diagnosis
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
- Differential Diagnosis ... hemolysis, deficiency anemia ... Inflammatory Conditions: Rheumatologic ... syndrome, POEMS • Reaction ... #Differential #Diagnosis
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Differential Diagnosis ... for Hemolytic Anemia ... • Transfusion reactions ... #causes #classification ... #hematology
Rheumatoid Arthritis - 2020 ACR-EULAR Classification
≥ 6 of 10 points = definite RA
Joint Involvement:
2020 ACR-EULAR Classification ... negative anti CCP Ab ... Rheumatoid #Arthritis #diagnosis ... #EULAR #Classification ... #rheumatology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... - Differential Diagnosis ... #MCV #Classification ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Overall Approach to Anemia ... - Differential Diagnosis ... #Classification ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... Microangiopathic hemolytic anemia ... Other: Transfusion reaction ... #differential #diagnosis ... #hematology #anemia
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
- Differential Diagnosis ... AIHA, Transfusion reactions ... Defects: Sickle cell anemia ... #Differential #Diagnosis ... #hematology
Classification of Jaundice
Unconjugated hyperbilirubinemia (predominantly indirect bilirubin)
 • Increased bilirubin production (eg, hemolytic anemias, hemolytic reactions,
Classification of ... (eg, hemolytic anemias ... , hemolytic reactions ... syndrome, drug reactions ... #diagnosis #conjugated