82 results
Bayesian combination of 4T score with Heparin PF4 antibody titer to obtain the post-test probability of
with Heparin PF4 antibody ... Bayesian #Diagnosis #Hematology ... Thrombocytopenia #Laboratory
Causes of Hemolytic Anemia - Differential Diagnosis
Inherited
 • Membrane
 • Internal
    - Hemoglobin
Causes of Hemolytic ... Membrane - Antibody ... Differential #Diagnosis #Causes ... #hematology
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... Sarcoidosis or Lofgren's syndrome ... Nodosum #Mnemonic #Causes ... Differential #Diagnosis #Dermatology
Differential Diagnosis of Palmar and Plantar Rashes
#Diagnosis #Dermatology #Rashes #Palmar #Plantar #Palms #Soles #Differential #Causes #Table
Rashes #Diagnosis #Dermatology ... #Differential #Causes ... #Table
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... DIC, TTP, HUS - Antibody-mediated ... antiphospholipid syndrome ... Diagnosis #Framework #hematology
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
(anti-nuclear antibody ... Antiphospholipid Antibody ... Syndrome: Anti-cardiolipin ... LAC) • Sjogren Syndrome ... #associations #table
Pancytopenia - Differential Diagnosis

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

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Wiskott-Aldrich syndrome ... hemoglobinuria • Antibody-mediated ... Differential #Diagnosis #Hematology
Mixing Study
 • Clotting tests can be abnormal due to either a clotting factor deficiency, or
activity (e.g. antibody ... Study #diagnosis #hematology ... pathophysiology #hematology ... #laboratory
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
La) - Sjogren's syndrome ... polyangiitis U1-RNP antibody ... disease Endomyseal antibody ... diseases #diagnosis #table ... #rheumatology #
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... Differential #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology