6 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
plateletcount), peripheral blood ... testing - Lab ... (CVID, WAS), (neurologic ... changes), high MCV anemia ... #hematology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Demyelinating syndromes ... lesions Abdominal pain ... (20%) Renal disease ... (75%): Anemia ( ... symptoms #diagnosis #rheumatology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Syndrome ... Positive Coombs testing ... Mycoplasma, EBV, HIV ... chills, flank pain ... #hematology #diagnosis
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... the presence of anemia ... Additional tests: HIV ... , and low back pain ... #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
vesicular eruption - Joints ... , drug reactions ... Large Vessel: Blood ... Cryoglobulins • HIV ... #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
, drug reactions ... pulses, bruits, or blood ... ischemia • Skin: Erythematous ... Palpable purpura, joint ... #Diagnosis #Rheumatology