24 results
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... methotrexate) • Drugs Autoimmune ... • ITP • SLE ... Non-lmmune: • HELLP Syndrome ... #Hematology
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
their Disease Associations ... , autoimmune hepatitis ... microsomal) - Autoimmune ... #diseases #diagnosis ... #table #rheumatology
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... : ITP, HITT - Autoimmune ... : SLE, RA, antiphospholipid ... syndrome - Pregnancy ... #Framework #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... - Differential Diagnosis ... endemic country), thyroid ... test, ANA (e.g., SLE ... #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... : - Thrombocytopenia ... Kasabach-Merritt syndrome ... Associated - SLE ... #hematology #rheumatology
Thrombotic Microangiopathy - TMAs
1. Not all MAHAs are due to TMAs but (almost) all TMAs cause
almost) all TMAs cause ... triad of MAHA + thrombocytopenia ... . 5. 2nd TMA- autoimmune ... Microangiopathy #TMAs #hematology ... #diagnosis #ttp
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... Extravascular Causes ... ) - HELLP syndrome ... microangiopathy: Thrombotic thrombocytopenic ... #hematology #anemia
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... and clinical associations ... Autoimmune diseases ... Skin histology - Mast ... #rheumatology #
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
), Sjogren's Syndrome ... Arthritis, Sjögren Syndrome ... Thyroid, Autoimmune ... ANA #patterns #rheumatology ... #diagnosis #differential
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Erythematosus (SLE ... Demyelinating Syndrome ... Disease, PRES Pathophysiology ... autoantibodies that will cause ... CNS #neurology #rheumatology