35 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
Break down Vasculitis based on vessel size
#Diagnosis #Rheumatology #Differential #Vasculitis #VesselSize #Small #Medium #Large #Classification
Break down Vasculitis ... vessel size #Diagnosis ... #Rheumatology # ... Differential #Vasculitis ... Medium #Large #Classification
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
- Differential Diagnosis ... hemolysis, deficiency anemia ... Inflammatory Conditions: Rheumatologic ... , Vasculitides, ... #Differential #Diagnosis
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
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Differential Diagnosis ... for Hemolytic Anemia ... • Transfusion reactions ... #causes #classification ... #hematology
Vasculitis - Break down based on vessel size 
Distribution of vessel involvement by large vessel vasculitis,
Vasculitis - Break ... by large vessel vasculitis ... medium vessel vasculitis ... #Diagnosis #Rheumatology ... Medium #Large #Classification
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Classification of ... Vasculitis Vasculitis ... dermatomyositis #Size #Classification ... #Diagnosis #Rheumatology ... #Diagnosis
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
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... - Hemolytic anemia ... fever • Drug reactions ... #Differential #Diagnosis ... #hematology #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