15 results
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... ): SS, SC, SE, Sβ ... cardiac valve, vasculitis ... Diagnosis #Algorithm #workup ... #hematology #testing
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Butterfly rash, Vasculitis ... lesions Abdominal pain ... (20%) Renal disease ... ) Blood (75%): Anemia ... erythematosus #signs
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
DIC/TTP/HUS - Hemolytic ... anemia - Splenomegaly ... - CTD (SLE) ... Associated - SLE ... #rheumatology #
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
for workup, including ... blood loss, Acute hemolysis ... , deficiency anemia ... , Vasculitides, ... IBD, Celiac disease
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Lymphadenopathies 7% - Hemolytic ... anemia 4% - Myositis ... Lupusreference #SLE ... autoantibodies #signs ... #differential #rheumatology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cryoglobulins (Vasculitic ... anemia • Cold ... chills, flank pain ... #hemolytic #anemia ... #hematology #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract: abdominal pain ... purpura: strong sign ... , testes -> pain ... , and SLE) • Urinalysis ... differential #diagnosis #rheumatology
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
blood vessels (vasculitis ... reticularis Blood: Anemia ... interstitial lung disease ... RheumatoidArthritis #RA #pathophysiology ... #signs #symptoms
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
Oral aphthae : SLE ... • Arthritis: SLE ... Nonsurgical abdominal pain ... diagnosis #management #signs ... #symptoms #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Non-autoimmune rheumatologic ... Arthritis: • Joint pain ... lymphopenia, low PLT • Anemia ... Erythematosus #Diagnosis #Rheumatology