45 results
Autoimmune Hemolytic Anemia (AIHA) - Differential Diagnosis Table

Warm AIHA (48-70%)
Cold AHA (16-32%)
 • Donath-Landsteiner HA (paroxysmal
- Differential Diagnosis ... Table Warm AIHA ... Agglutinin Disease ... #Differential #Diagnosis ... #Table #hematology
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
life Causes and clinical ... Disorientation, vertigo Diagnostic ... #Urticaria #diagnosis ... #rheumatology # ... comparison #table
Expected DAT Results in Autoimmune Hemolysis
DAT Negative Hemolysis
 • DAT Poly ( - ), IgG (
, C3d ( +/- ) Cold ... agglutinin disease ... #antiglobulin #test ... Autoimmune #Hemolysis #hematology ... #diagnosis
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Viral Infection Clinical ... Hemoglobinuria (PCH ... Test: Donath-Landsteiner ... test #cold # ... hemolytic #anemia #hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
- Differential Diagnosis ... Autoimmune: Warm AIHA, Cold ... Drug-associated, PCH ... Laboratory Tests ... #hematology
Raynaud's Syndrome - Washing off under hot water.
Raynaud phenomenon is an exaggerated vasoconstrictive response of the
and/or toes) to cold ... Raynauds #Syndrome #disease ... #phenomenon #clinical ... #video #physicalexam ... fingers #hands #rheumatology
Raynaud's Syndrome - Washing off under hot water wath.

Raynaud phenomenon is an exaggerated vasoconstrictive response of
and/or toes) to cold ... Raynauds #Syndrome #disease ... #phenomenon #clinical ... #video #physicalexam ... fingers #hands #rheumatology
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Autoantibodies and their Disease ... syndrome Anti-Scl ... (TTG) - Celiac disease ... #diagnosis #table ... #rheumatology #
Positive Varus Stress Test in LCL Injury

Interesting knee injury in a young basketball player who landed
Positive Varus Stress Test ... injury, we are able ... Andrew Dold, MD ... Injury #Positive #Clinical ... #Video #PhysicalExam
Positive Lachman's Test

The Lachman test is a clinical test used to diagnose injury of the anterior
is a clinical test ... used to diagnose ... The examiner should ... #Clinical #Positive ... #Video #Knee