44 results
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
Scleritis, Heart Disease ... Nodules, Pulmonary Disease ... : Atlantoaxial Instability ... Arthritis #RA #diagnosis ... #rheumatology #
Pathologic Red Blood Cell (RBC) Morphologies and Associated Diseases

Acanthocyte (spur cell),  
Basophilic stippling, 
Bite cell,
and Associated Diseases ... Microscopy #Pathology #Hematology ... #Diagnosis #Dyspmorphic ... GrepMed Recommended Text ... Pathologic Basis of Disease
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
Disorientation, vertigo Diagnostic ... tests - Ice cube ... test, TempTest ... Cold #Urticaria #diagnosis ... #rheumatology #
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
- Kawasaki disease ... - Churg-Strauss ... Vasculitis #Vessels #Diagnosis ... #Rheumatology # ... Diagnosis
Expected DAT Results in Autoimmune Hemolysis
DAT Negative Hemolysis
 • DAT Poly ( - ), IgG (
Cold agglutinin disease ... #antiglobulin #test ... Autoimmune #Hemolysis #hematology ... #diagnosis
Acquired von Willebrand Syndrome - Diagnosis and Management
 • Autoantibodies to vWF: Lymphoproliferative disorders (e.g. lymphoma,
Willebrand Syndrome - Diagnosis ... thrombocythemia), Autoimmune disease ... disorders • Shear stress-induced ... vonWillebrand #Syndrome #Diagnosis ... Management #treatment #hematology
Prothrombin Time (PT) and Partial Thromboplastin Time (PTT)

Prothrombin Time (PT) - Often Elevated in:
 • Vitamin
inhibitor • Liver disease ... • Underfilled test ... Thromboplastin #laboratory #hematology ... #diagnosis
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Initial screening test ... with more severe disease ... Used to monitor disease ... #SLE #Summary #diagnosis ... #rheumatology #
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
- Differential Diagnosis ... , Drugs, Liver Disease ... Laboratory Tests ... #Differential #Diagnosis ... #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... K), H. pylori test ... thyroid function test ... #Differential #Diagnosis ... Causes #Workup #hematology